Miller Electric Welder Millermatic 350 User Manual

OM-1327  
213 814X  
2007−11  
Processes  
MIG (GMAW) Welding  
Pulsed MIG (GMAW-P)  
Flux Cored (FCAW) Welding  
Description  
Arc Welding Power Source  
and Wire Feeder  
R
Millermatic 350 And  
R
Millermatic 350P  
Visit our website at  
File: MIG (GMAW)  
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TABLE OF CONTENTS  
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TABLE OF CONTENTS  
WARRANTY  
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SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING  
som _2007−04  
7
Protect yourself and others from injury — read and follow these precautions.  
1-1. Symbol Usage  
DANGER! − Indicates a hazardous situation which, if  
. Indicates special instructions.  
not avoided, will result in death or serious injury. The  
possible hazards are shown in the adjoining symbols  
or explained in the text.  
Indicates a hazardous situation which, if not avoided,  
could result in death or serious injury. The possible  
hazards are shown in the adjoining symbols or ex-  
plained in the text.  
This group of symbols means Warning! Watch Out! ELECTRIC  
SHOCK, MOVING PARTS, and HOT PARTS hazards. Consult sym-  
bols and related instructions below for necessary actions to avoid the  
hazards.  
NOTICE − Indicates statements not related to personal injury.  
1-2. Arc Welding Hazards  
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Always verify the supply ground − check and be sure that input  
power cord ground wire is properly connected to ground terminal in  
disconnect box or that cord plug is connected to a properly  
groundedreceptacle outlet.  
The symbols shown below are used throughout this manual  
to call attention to and identify possible hazards. When you  
see the symbol, watch out, and follow the related instructions  
to avoid the hazard. The safety information given below is  
only a summary of the more complete safety information  
follow all Safety Standards.  
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When making input connections, attach proper grounding conduc-  
tor first − double-check connections.  
Keep cords dry, free of oil and grease, and protected from hot metal  
and sparks.  
Only qualified persons should install, operate, maintain, and  
repair this unit.  
Frequently inspect input power cord for damage or bare wiring −  
replace cord immediately if damaged − bare wiring can kill.  
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Turn off all equipment when not in use.  
During operation, keep everybody, especially children, away.  
Do not use worn, damaged, undersized, or poorly spliced cables.  
Do not drape cables over your body.  
If earth grounding of the workpiece is required, ground it directly  
with a separate cable.  
ELECTRIC SHOCK can kill.  
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Do not touch electrode if you are in contact with the work, ground,  
or another electrode from a different machine.  
Touching live electrical parts can cause fatal shocks  
or severe burns. The electrode and work circuit is  
electrically live whenever the output is on. The input  
Do not touch electrode holders connected to two welding ma-  
chines at the same time since double open-circuit voltage will be  
present.  
power circuit and machine internal circuits are also  
live when power is on. In semiautomatic or automatic wire welding, the  
wire, wire reel, drive roll housing, and all metal parts touching the  
welding wire are electrically live. Incorrectly installed or improperly  
groundedequipment is a hazard.  
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Use only well-maintained equipment. Repair or replace damaged  
parts at once. Maintain unit according to manual.  
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Do not touch live electrical parts.  
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Wear a safety harness if working above floor level.  
Keep all panels and covers securely in place.  
Wear dry, hole-free insulating gloves and body protection.  
Insulate yourself from work and ground using dry insulating mats  
or covers big enough to prevent any physical contact with the work  
or ground.  
Clamp work cable with good metal-to-metal contact to workpiece  
or worktable as near the weld as practical.  
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Insulate work clamp when not connected to workpiece to prevent  
contact with any metal object.  
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Do not use AC output in damp areas, if movement is confined, or if  
there is a danger of falling.  
Do not connect more than one electrode or work cable to any  
single weld output terminal.  
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Use AC output ONLY if required for the welding process.  
If AC output is required, use remote output control if present on  
unit.  
SIGNIFICANT DC VOLTAGE exists in inverter-type  
welding power sources after removal of input  
power.  
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Additionalsafety precautions are required when any of the follow-  
ing electrically hazardous conditions are present: in damp  
locations or while wearing wet clothing; on metal structures such  
as floors, gratings, or scaffolds; when in cramped positions such  
as sitting, kneeling, or lying; or when there is a high risk of unavoid-  
able or accidental contact with the workpiece or ground. For these  
conditions, use the following equipment in order presented: 1) a  
semiautomaticDC constant voltage (wire) welder, 2) a DC manual  
(stick) welder, or 3) an AC welder with reduced open-circuit volt-  
age. In most situations, use of a DC, constant voltage wire welder  
is recommended. And, do not work alone!  
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Turn Off inverter, disconnect input power, and discharge input  
capacitors according to instructions in Maintenance Section  
before touching any parts.  
HOT PARTS can cause severe burns.  
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Do not touch hot parts bare handed.  
Allow cooling period before working on gun or  
torch.  
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Disconnect input power or stop engine before installing or  
servicing this equipment. Lockout/tagout input power according to  
OSHA 29 CFR 1910.147 (see Safety Standards).  
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To handle hot parts, use proper tools and/or  
wear heavy, insulated welding gloves and  
clothing to prevent burns.  
Properly install and ground this equipment according to its  
Owner’s Manual and national, state, and local codes.  
OM-1327 Page 1  
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Do not use welder to thaw frozen pipes.  
FUMES AND GASES can be hazardous.  
Remove stick electrode from holder or cut off welding wire at  
contact tip when not in use.  
Welding produces fumes and gases. Breathing  
these fumes and gases can be hazardous to your  
health.  
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Wear oil-free protective garments such as leather gloves, heavy  
shirt, cuffless trousers, high shoes, and a cap.  
Remove any combustibles, such as a butane lighter or matches,  
from your person before doing any welding.  
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Keep your head out of the fumes. Do not breathe the fumes.  
After completion of work, inspect area to ensure it is free of sparks,  
glowing embers, and flames.  
If inside, ventilate the area and/or use local forced ventilation at the  
arc to remove welding fumes and gases.  
Use only correct fuses or circuit breakers. Do not oversize or by-  
pass them.  
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If ventilation is poor, wear an approved air-supplied respirator.  
Read and understand the Material Safety Data Sheets (MSDSs)  
and the manufacturer’s instructions for metals, consumables,  
coatings, cleaners, and degreasers.  
Follow requirements in OSHA 1910.252 (a) (2) (iv) and NFPA 51B  
for hot work and have a fire watcher and extinguisher nearby.  
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Work in a confined space only if it is well ventilated, or while  
wearing an air-supplied respirator. Always have a trained watch-  
person nearby. Welding fumes and gases can displace air and  
lower the oxygen level causing injury or death. Be sure the breath-  
ing air is safe.  
FLYING METAL or DIRT can injure eyes.  
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Welding, chipping, wire brushing, and grinding  
cause sparks and flying metal. As welds cool,  
they can throw off slag.  
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Do not weld in locations near degreasing, cleaning, or spraying op-  
erations. The heat and rays of the arc can react with vapors to form  
highly toxic and irritating gases.  
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Wear approved safety glasses with side  
shields even under your welding helmet.  
Do not weld on coated metals, such as galvanized, lead, or  
cadmiumplated steel, unless the coating is removed from the weld  
area, the area is well ventilated, and while wearing an air-supplied  
respirator. The coatings and any metals containing these elements  
can give off toxic fumes if welded.  
BUILDUP OF GAS can injure or kill.  
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Shut off shielding gas supply when not in use.  
Always ventilate confined spaces or use  
approved air-supplied respirator.  
ARC RAYS can burn eyes and skin.  
MAGNETIC FIELDS can affect Implanted  
Medical Devices.  
Arc rays from the welding process produce intense  
visible and invisible (ultraviolet and infrared) rays  
that can burn eyes and skin. Sparks fly off from the  
weld.  
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Wearers of Pacemakers and other Implanted  
Medical Devices should keep away.  
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Wear an approved welding helmet fitted with a proper shade of fil-  
ter lenses to protect your face and eyes when welding or watching  
(see ANSI Z49.1 and Z87.1 listed in Safety Standards).  
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ImplantedMedical Device wearers should consult their doctor  
and the device manufacturer before going near arc welding, spot  
welding, gouging, plasma arc cutting, or induction heating  
operations.  
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Wear approved safety glasses with side shields under your  
helmet.  
Use protective screens or barriers to protect others from flash,  
glare and sparks; warn others not to watch the arc.  
NOISE can damage hearing.  
Noise from some processes or equipment can  
damagehearing.  
Wear protective clothing made from durable, flame-resistant mate-  
rial (leather, heavy cotton, or wool) and foot protection.  
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Wear approved ear protection if noise level is  
high.  
WELDING can cause fire or explosion.  
Welding on closed containers, such as tanks,  
drums, or pipes, can cause them to blow up. Sparks  
can fly off from the welding arc. The flying sparks, hot  
workpiece, and hot equipment can cause fires and  
CYLINDERS can explode if damaged.  
Shielding gas cylinders contain gas under high  
pressure. If damaged, a cylinder can explode. Since  
gas cylinders are normally part of the welding  
process, be sure to treat them carefully.  
burns. Accidental contact of electrode to metal objects can cause  
sparks, explosion, overheating, or fire. Check and be sure the area is  
safe before doing any welding.  
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Protect compressed gas cylinders from excessive heat, mechani-  
cal shocks, physical damage, slag, open flames, sparks, and arcs.  
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Remove all flammables within 35 ft (10.7 m) of the welding arc. If  
this is not possible, tightly cover them with approved covers.  
Install cylinders in an upright position by securing to a stationary  
support or cylinder rack to prevent falling or tipping.  
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Do not weld where flying sparks can strike flammable material.  
Protect yourself and others from flying sparks and hot metal.  
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Keep cylinders away from any welding or other electrical circuits.  
Never drape a welding torch over a gas cylinder.  
Be alert that welding sparks and hot materials from welding can  
easily go through small cracks and openings to adjacent areas.  
Never allow a welding electrode to touch any cylinder.  
Never weld on a pressurized cylinder − explosion will result.  
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Watch for fire, and keep a fire extinguisher nearby.  
Be aware that welding on a ceiling, floor, bulkhead, or partition can  
cause fire on the hidden side.  
Use only correct shielding gas cylinders, regulators, hoses, and fit-  
tings designed for the specific application; maintain them and  
associated parts in good condition.  
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Do not weld on closed containers such as tanks, drums, or pipes,  
unless they are properly prepared according to AWS F4.1 (see  
Safety Standards).  
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Turn face away from valve outlet when opening cylinder valve.  
Keep protective cap in place over valve except when cylinder is in  
use or connected for use.  
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Do not weld where the atmosphere may contain flammable dust,  
gas, or liquid vapors (such as gasoline).  
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Use the right equipment, correct procedures, and sufficient num-  
ber of persons to lift and move cylinders.  
Connect work cable to the work as close to the welding area as  
practical to prevent welding current from traveling long, possibly  
unknown paths and causing electric shock, sparks, and fire  
hazards.  
Read and follow instructions on compressed gas cylinders,  
associated equipment, and Compressed Gas Association (CGA)  
publication P-1 listed in Safety Standards.  
OM-1327 Page 2  
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1-3. Additional Symbols For Installation, Operation, And Maintenance  
FIRE OR EXPLOSION hazard.  
MOVING PARTS can cause injury.  
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Do not install or place unit on, over, or near  
combustiblesurfaces.  
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Keep away from moving parts such as fans.  
Keep all doors, panels, covers, and guards  
closed and securely in place.  
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Do not install unit near flammables.  
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Do not overload building wiring − be sure power supply system is  
properly sized, rated, and protected to handle this unit.  
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Have only qualified persons remove doors, panels, covers, or  
guards for maintenance as necessary.  
Reinstall doors, panels, covers, or guards when maintenance is  
finished and before reconnecting input power.  
FALLING UNIT can cause injury.  
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Use lifting eye to lift unit only, NOT running  
gear, gas cylinders, or any other accessories.  
READ INSTRUCTIONS.  
Use equipment of adequate capacity to lift and  
support unit.  
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Read Owner’s Manual before using or servic-  
ing unit.  
If using lift forks to move unit, be sure forks are  
long enough to extend beyond opposite side of  
unit.  
Use only genuine replacement parts from the  
manufacturer.  
OVERUSE can cause OVERHEATING  
H.F. RADIATION can cause interference.  
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Allow cooling period; follow rated duty cycle.  
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High-frequency (H.F.) can interfere with radio  
navigation, safety services, computers, and  
communicationsequipment.  
Reduce current or reduce duty cycle before  
starting to weld again.  
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Do not block or filter airflow to unit.  
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Have only qualified persons familiar with  
electronic equipment perform this installation.  
FLYING SPARKS can cause injury.  
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The user is responsible for having a qualified electrician prompt-  
ly correct any interference problem resulting from the installa-  
tion.  
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Wear a face shield to protect eyes and face.  
Shape tungsten electrode only on grinder with  
proper guards in a safe location wearing proper  
face, hand, and body protection.  
If notified by the FCC about interference, stop using the  
equipmentat once.  
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Have the installation regularly checked and maintained.  
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Sparks can cause fires — keep flammables away.  
Keep high-frequency source doors and panels tightly shut, keep  
spark gaps at correct setting, and use grounding and shielding to  
minimize the possibility of interference.  
STATIC (ESD) can damage PC boards.  
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Put on grounded wrist strap BEFORE handling  
boards or parts.  
ARC WELDING can cause interference.  
Use proper static-proof bags and boxes to  
store, move, or ship PC boards.  
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Electromagnetic energy can interfere with  
sensitive electronic equipment such as  
computers and computer-driven equipment  
such as robots.  
MOVING PARTS can cause injury.  
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Be sure all equipment in the welding area is  
electromagneticallycompatible.  
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Keep away from moving parts.  
Keep away from pinch points such as drive  
rolls.  
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To reduce possible interference, keep weld cables as short as  
possible, close together, and down low, such as on the floor.  
Locate welding operation 100 meters from any sensitive elec-  
tronic equipment.  
WELDING WIRE can cause injury.  
Be sure this welding machine is installed and grounded  
according to this manual.  
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Do not press gun trigger until instructed to do  
so.  
If interference still occurs, the user must take extra measures  
such as moving the welding machine, using shielded cables,  
using line filters, or shielding the work area.  
Do not point gun toward any part of the body,  
other people, or any metal when threading  
welding wire.  
OM-1327 Page 3  
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1-4. California Proposition 65 Warnings  
For Gasoline Engines:  
Welding or cutting equipment produces fumes or gases  
which contain chemicals known to the State of California to  
cause birth defects and, in some cases, cancer. (California  
Health & Safety Code Section 25249.5 et seq.)  
Engine exhaust contains chemicals known to the State of  
California to cause cancer, birth defects, or other reproduc-  
tive harm.  
For Diesel Engines:  
Battery posts, terminals and related accessories contain lead  
and lead compounds, chemicals known to the State of  
California to cause cancer and birth defects or other  
reproductiveharm. Wash hands after handling.  
Diesel engine exhaust and some of its constituents are  
known to the State of California to cause cancer, birth  
defects, and other reproductive harm.  
1-5. Principal Safety Standards  
Safety inWelding, Cutting, and Allied Processes, ANSI Standard Z49.1,  
from Global Engineering Documents (phone: 1-877-413-5184, website:  
www.global.ihs.com).  
Ontario, Canada L4W 5NS (phone: 800-463-6727 or in Toronto  
416-747-4044,website: www.csa-international.org).  
Safe Practice For Occupational And Educational Eye And Face Protec-  
tion, ANSI Standard Z87.1, from American National Standards Institute,  
25 West 43rd Street, New York, NY 10036–8002 (phone:  
212-642-4900,website: www.ansi.org).  
Standard for Fire Prevention During Welding, Cutting, and Other Hot  
Work, NFPA Standard 51B, from National Fire Protection Association,  
P.O. Box 9101, Quincy, MA 02269-9101 (phone: 617-770-3000, web-  
Recommended Safe Practices for the Preparation for Weldingand Cut-  
ting of Containers and Piping, American Welding Society Standard  
AWS F4.1, from Global Engineering Documents (phone:  
1-877-413-5184,website: www.global.ihs.com).  
NationalElectrical Code, NFPA Standard 70, from National Fire Protec-  
tion Association, P.O. Box 9101, Quincy, MA 02269-9101 (phone:  
OSHA, Occupational Safety and Health Standards for General Indus-  
try, Title 29, Code of Federal Regulations (CFR), Part 1910, Subpart Q,  
and Part 1926, Subpart J, from U.S. Government Printing Office, Super-  
intendentof Documents, P.O. Box 371954, Pittsburgh, PA 15250-7954  
(phone: 1-866-512-1800) (there are 10 Regional Offices—phone for  
Region 5, Chicago, is 312-353-2220, website: www.osha.gov).  
Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P-1,  
from Compressed Gas Association, 4221 Walney Road, 5th Floor,  
Chantilly, VA 20151 (phone: 703-788-2700, website:www.cganet.com).  
Code for Safety in Welding and Cutting, CSA Standard W117.2, from  
CanadianStandards Association, Standards Sales, 5060 Mississauga,  
1-6. EMF Information  
Considerations About Welding And The Effects Of Low Frequency  
Electric And Magnetic Fields  
1. Keep cables close together by twisting or taping them, or using a  
cable cover.  
2. Arrange cables to one side and away from the operator.  
3. Do not coil or drape cables around your body.  
Welding current, as it flows through welding cables, will cause electro-  
magnetic fields. There has been and still is some concern about such  
fields. However, after examining more than 500 studies spanning 17  
years of research, a special blue ribbon committee of the National  
Research Council concluded that: “The body of evidence, in the  
committees judgment, has not demonstrated that exposure to power-  
frequency electric and magnetic fields is a human-health hazard.”  
However, studies are still going forth and evidence continues to be  
examined.Until the final conclusions of the research are reached, you  
may wish to minimize your exposure to electromagnetic fields when  
welding or cutting.  
4. Keep welding power source and cables as far away from opera-  
tor as practical.  
5. Connect work clamp to workpiece as close to the weld as possi-  
ble.  
About Implanted Medical Devices:  
ImplantedMedical Device wearers should consult their doctor and the  
device manufacturer before performing or going near arc welding, spot  
welding, gouging, plasma arc cutting, or induction heating operations.  
If cleared by your doctor, then following the above procedures is recom-  
mended.  
To reduce magnetic fields in the workplace, use the following  
procedures:  
OM-1327 Page 4  
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SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION  
fre_som_2007−04  
7
Se protéger et protéger les autres contre le risque de blessure — lire et respecter ces consignes.  
2-1. Symboles utilisés  
DANGER! − Indique une situation dangereuse qui si on  
. Indique des instructions spécifiques.  
l’évite pas peut donner la mort ou des blessures graves.  
Les dangers possibles sont montrés par les symboles  
joints ou sont expliqués dans le texte.  
Indique une situation dangereuse qui si on l’évite pas  
peut donner la mort ou des blessures graves. Les dan-  
gers possibles sont montrés par les symboles joints ou  
sont expliqués dans le texte.  
Ce groupe de symboles veut dire Avertissement! Attention! DANGER  
DE CHOC ELECTRIQUE, PIECES EN MOUVEMENT, et PIECES  
CHAUDES. Consulter les symboles et les instructions ci-dessous y  
afférant pour les actions nécessaires afin d’éviter le danger.  
NOTE − Indique des déclarations pas en relation avec des blessures  
personnelles.  
2-2. Dangers relatifs au soudage à l’arc  
(à fil), 2) un poste à souder DC manuel (électrode) ou 3) un poste à  
souder AC à tension à vide réduite. Dans la plupart des situations,  
l’utilisation d’un poste à souder DC à fil à tension constante est re-  
commandée.En outre, ne pas travailler seul !  
Les symboles représentés ci-dessous sont utilisés dans ce ma-  
nuel pour attirer l’attention et identifier les dangers possibles. En  
présence de l’un de ces symboles, prendre garde et suivre les  
instructions afférentes pour éviter tout risque. Les instructions  
en matière de sécurité indiquées ci-dessous ne constituent  
qu’un sommaire des instructions de sécurité plus complètes  
fournies dans les normes de sécurité énumérées dans la Sec-  
tion 2-5. Lire et observer toutes les normes de sécurité.  
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Couper l’alimentation ou arrêter le moteur avant de procéder à l’in-  
stallation, à la réparation ou à l’entretien de l’appareil. Déverrouiller  
l’alimentationselon la norme OSHA 29 CFR 1910.147 (voir nor-  
mes de sécurité).  
Installer le poste correctement et le mettre à la terre convenable-  
ment selon les consignes du manuel de l’opérateur et les normes  
nationales,provinciales et locales.  
Toujours vérifier la terre du cordon d’alimentation. Vérifier et  
s’assurer que le fil de terre du cordon d’alimentation est bien  
raccordé à la borne de terre du sectionneur ou que la fiche du  
cordon est raccordée à une prise correctement mise à la terre.  
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Seul un personnel qualifié est autorisé à installer, faire fonc-  
tionner, entretenir et réparer cet appareil.  
Pendant le fonctionnement, maintenir à distance toutes les  
personnes,notamment les enfants de l’appareil.  
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En effectuant les raccordements d’entrée, fixer d’abord le conduc-  
teur de mise à la terre approprié et contre-vérifier les connexions.  
UNE DÉCHARGE ÉLECTRIQUE peut  
entraîner la mort.  
Les câbles doivent être exempts d’humidité, d’huile et de graisse;  
protégez−les contre les étincelles et les pièces métalliques  
chaudes.  
Le contact d’organes électriques sous tension peut  
provoquer des accidents mortels ou des brûlures  
graves. Le circuit de l’électrode et de la pièce est  
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Vérifier fréquemment le cordon d’alimentation afin de s’assurer  
qu’il n’est pas altéré ou à nu, le remplacer immédiatement s’il l’est.  
Un fil à nu peut entraîner la mort.  
sous tension lorsque le courant est délivré à la  
sortie. Le circuit d’alimentation et les circuits internes de la machine  
sont également sous tension lorsque l’alimentation est sur Marche.  
Dans le mode de soudage avec du fil, le fil, le dérouleur, le bloc de  
commande du rouleau et toutes les parties métalliques en contact  
avec le fil sont sous tension électrique. Un équipement installé ou mis  
à la terre de manière incorrecte ou impropre constitue un danger.  
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L’équipement doit être hors tension lorsqu’il n’est pas utilisé.  
Ne pas utiliser des câbles usés, endommagés, de grosseur insuffi-  
sante ou mal épissés.  
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Ne pas enrouler les câbles autour du corps.  
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Ne pas toucher aux pièces électriques sous tension.  
Si la pièce soudée doit être mise à la terre, le faire directement  
avec un câble distinct.  
Porter des gants isolants et des vêtements de protection secs et  
sans trous.  
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Ne pas toucher l’électrode quand on est en contact avec la pièce,  
la terre ou une électrode provenant d’une autre machine.  
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S’isoler de la pièce à couper et du sol en utilisant des housses ou  
des tapis assez grands afin d’éviter tout contact physique avec la  
pièce à couper ou le sol.  
Ne pas toucher des porte électrodes connectés à deux machines  
en même temps à cause de la présence d’une tension à vide dou-  
blée.  
Ne pas se servir de source électrique à courant électrique dans les  
zones humides, dans les endroits confinés ou là où on risque de  
tomber.  
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N’utiliser qu’un matériel en bon état. Réparer ou remplacer sur-le-  
champ les pièces endommagées. Entretenir l’appareil  
conformémentà ce manuel.  
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Se servir d’une source électrique à courant électrique UNIQUE-  
MENT si le procédé de soudage le demande.  
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Porter un harnais de sécurité si l’on doit travailler au-dessus du sol.  
Si l’utilisation d’une source électrique à courant électrique s’avère  
nécessaire, se servir de la fonction de télécommande si l’appareil  
en est équipé.  
S’assurer que tous les panneaux et couvercles sont correctement  
en place.  
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D’autres consignes de sécurité sont nécessaires dans les condi-  
tions suivantes : risques électriques dans un environnement  
humideou si l’on porte des vêtements mouillés ; sur des structures  
métalliquestelles que sols, grilles ou échafaudages ; en position  
coincée comme assise, à genoux ou couchée ; ou s’il y a un risque  
élevé de contact inévitable ou accidentel avec la pièce à souder ou  
le sol. Dans ces conditions, utiliser les équipements suivants,  
dans l’ordre indiqué : 1) un poste à souder DC à tension constante  
D
Fixer le câble de retour de façon à obtenir un bon contact métal-  
métal avec la pièce à souder ou la table de travail, le plus près  
possible de la soudure.  
D
D
Isoler la pince de masse quand pas mis à la pièce pour éviter le  
contact avec tout objet métallique.  
Ne pas raccorder plus d’une électrode ou plus d’un câble de  
masse à une même borne de sortie de soudage.  
OM-1327 Page 5  
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Il reste une TENSION DC NON NÉGLIGEABLE dans  
les sources de soudage onduleur quand on a  
coupé l’alimentation.  
LE SOUDAGE peut provoquer un in  
cendie ou une explosion.  
Le soudage effectué sur des conteneurs fermés tels  
que des réservoirs, tambours ou des conduites peu  
provoquer leur éclatement. Des étincelles peuven  
D
Arrêter les convertisseurs, débrancher le courant électrique et  
déchargerles condensateurs d’alimentation selon les instructions  
indiquées dans la partie Entretien avant de toucher les pièces.  
être projetées de l’arc de soudure. La projection d’étincelles, des pièce  
chaudes et des équipements chauds peut provoquer des incendies e  
des brûlures. Le contact accidentel de l’électrode avec des objets  
métalliquespeut provoquer des étincelles, une explosion, un surchauf  
fement ou un incendie. Avant de commencer le soudage, vérifier e  
s’assurer que l’endroit ne présente pas de danger.  
DES PIÈCES CHAUDES peuvent  
provoquer des brûlures graves.  
D
Ne pas toucher à mains nues les parties  
chaudes.  
D
Prévoir une période de refroidissement avant de  
travailler à l’équipement.  
D
Déplacer toutes les substances inflammables à une distance de  
10,7 m de l’arc de soudage. En cas d’impossibilité les recouvrir  
soigneusementavec des protections homologués.  
D
Ne pas toucher aux pièces chaudes, utiliser les outils recomman-  
dés et porter des gants de soudage et des vêtements épais pour  
éviter les brûlures.  
D
D
D
Ne pas souder dans un endroit là où des étincelles peuvent tomber  
sur des substances inflammables.  
Se protéger et d’autres personnes de la projection d’étincelles et  
de métal chaud.  
LES FUMÉES ET LES GAZ peuvent être  
dangereux.  
Des étincelles et des matériaux chauds du soudage peuvent  
facilement passer dans d’autres zones en traversant de petites  
fissures et des ouvertures.  
Le soudage génère des fumées et des gaz. Leur  
inhalationpeut être dangereux pour votre santé.  
D
D
D
Surveiller tout déclenchement d’incendie et tenir un extincteur à  
proximité.  
D
D
Eloigner votre tête des fumées. Ne pas respirer les fumées.  
À l’intérieur, ventiler la zone et/ou utiliser une ventilation forcée au  
niveau de l’arc pour l’évacuation des fumées et des gaz de soudage.  
Le soudage effectué sur un plafond, plancher, paroi ou séparation  
peut déclencher un incendie de l’autre côté.  
Ne pas effectuer le soudage sur des conteneurs fermés tels que  
des réservoirs, tambours, ou conduites, à moins qu’ils n’aient été  
préparés correctement conformément à AWS F4.1 (voir les nor-  
mes de sécurité).  
D
D
Si la ventilation est médiocre, porter un respirateur anti-vapeurs  
approuvé.  
Lire et comprendre les spécifications de sécurité des matériaux  
(MSDS) et les instructions du fabricant concernant les métaux, les  
consommables, les revêtements, les nettoyants et les dégrais-  
seurs.  
D
D
Ne soudez pas si l’air ambiant est chargé de particules, gaz, ou va-  
peurs inflammables (vapeur d’essence, par exemple).  
Brancher le câble de masse sur la pièce le plus près possible de la  
zone de soudage pour éviter le transport du courant sur une  
longue distance par des chemins inconnus éventuels en provo-  
quant des risques d’électrocution, d’étincelles et d’incendie.  
D
Travailler dans un espace fermé seulement s’il est bien ventilé ou  
en portant un respirateur à alimentation d’air. Demander toujours à  
un surveillant dûment formé de se tenir à proximité. Des fumées et  
des gaz de soudage peuvent déplacer l’air et abaisser le niveau  
d’oxygène provoquant des blessures ou des accidents mortels.  
S’assurer que l’air de respiration ne présente aucun danger.  
D
D
D
Ne pas utiliser le poste de soudage pour dégeler des conduites ge-  
lées.  
D
D
Ne pas souder dans des endroits situés à proximité d’opérations  
de dégraissage, de nettoyage ou de pulvérisation. La chaleur et  
les rayons de l’arc peuvent réagir en présence de vapeurs et for-  
mer des gaz hautement toxiques et irritants.  
En cas de non utilisation, enlever la baguette d’électrode du porte-  
électrode ou couper le fil à la pointe de contact.  
Porter des vêtements de protection dépourvus d’huile tels que des  
gants en cuir, une chemise en matériau lourd, des pantalons sans  
revers, des chaussures hautes et un couvre chef.  
Ne pas souder des métaux munis d’un revêtement, tels que l’acier  
galvanisé, plaqué en plomb ou au cadmium à moins que le revête-  
ment n’ait été enlevé dans la zone de soudure, que l’endroit soit  
bien ventilé, et en portant un respirateur à alimentation d’air. Les  
revêtementset tous les métaux renfermant ces éléments peuvent  
dégager des fumées toxiques en cas de soudage.  
D
D
D
D
D
D
Avant de souder, retirer toute substance combustible de vos po-  
ches telles qu’un allumeur au butane ou des allumettes.  
Une fois le travail achevé, assurez−vous qu’il ne reste aucune  
trace d’étincelles incandescentes ni de flammes.  
Utiliser exclusivement des fusibles ou coupe−circuits appropriés.  
Ne pas augmenter leur puissance; ne pas les ponter.  
LES RAYONS DE L’ARC peuvent pro  
voquer des brûlures dans les yeux e  
sur la peau.  
Une fois le travail achevé, assurez−vous qu’il ne reste aucune  
trace d’étincelles incandescentes ni de flammes.  
Le rayonnement de l’arc du procédé de soudage  
génère des rayons visibles et invisibles intenses  
Utiliser exclusivement des fusibles ou coupe−circuits appropriés.  
Ne pas augmenter leur puissance; ne pas les ponter.  
(ultraviolets et infrarouges) susceptibles de provoquer des brûlures  
dans les yeux et sur la peau. Des étincelles sont projetées pendant le  
soudage.  
Suivre les recommandations dans OSHA 1910.252(a)(2)(iv) et  
NFPA 51B pour les travaux à chaud et avoir de la surveillance et un  
extincteur à proximité.  
D
Porter un casque de soudage approuvé muni de verres filtrants  
approprié pour protéger visage et yeux pendant le soudage  
(voir ANSI Z49.1 et Z87.1 énuméré dans les normes de sécurité).  
DES PIECES DE METAL ou DES SA-  
LETES peuvent provoquer des bles-  
sures dans les yeux.  
D
D
Porter des lunettes de sécurité avec écrans latéraux même sous  
votre casque.  
Avoir recours à des écrans protecteurs ou à des rideaux pour  
protéger les autres contre les rayonnements les éblouissements  
et les étincelles ; prévenir toute personne sur les lieux de ne pas  
regarder l’arc.  
D
Le soudage, l’écaillement, le passage de la pièce à la brosse en  
fil de fer, et le meulage génèrent des étincelles et des particules  
métalliquesvolantes. Pendant la période de refroidissement des  
soudures, elles risquent de projeter du laitier.  
D
Porter des vêtements confectionnés avec des matières résistan-  
tes et ignifuges (cuir, coton lourd ou laine) et des bottes de  
protection.  
D
Porter des lunettes de sécurité avec écrans latéraux ou un écran  
facial.  
OM-1327 Page 6  
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D
D
D
Protéger les bouteilles de gaz comprimé d’une chaleur excessive,  
des chocs mécaniques, des dommages physiques, du laitier, des  
flammes ouvertes, des étincelles et des arcs.  
LES ACCUMULATIONS DE GAZ  
risquent de provoquer des blessures  
ou même la mort.  
Placer les bouteilles debout en les fixant dans un support station-  
naire ou dans un porte-bouteilles pour les empêcher de tomber ou  
de se renverser.  
D
Fermer l’alimentation du gaz protecteur en cas  
de non-utilisation.  
D
Veiller toujours à bien aérer les espaces confi-  
nés ou se servir d’un respirateur d’adduction  
d’air homologué.  
Tenir les bouteilles éloignées des circuits de soudage ou autres  
circuits électriques.  
LES CHAMPS MAGNETIQUES peuv-  
ent affecter des implants médicaux.  
D
D
Ne jamais placer une torche de soudage sur une bouteille à gaz.  
D
Porteur de simulateur cardiaque ou autre im-  
plants médicaux, rester à distance.  
Une électrode de soudage ne doit jamais entrer en contact avec  
une bouteille.  
D
Les porteurs d’implants doivent d’abord consulter leur médecin  
avant de s’approcher des opérations de soudage à l’arc, de sou-  
dage par points, de gougeage, du coupage plasma ou de chauf-  
fage par induction.  
D
D
Ne jamais souder une bouteille pressurisée − risque d’explosion.  
Utiliser seulement des bouteilles de gaz protecteur, régulateurs,  
tuyaux et raccords convenables pour cette application spécifique ;  
les maintenir ainsi que les éléments associés en bon état.  
LE BRUIT peut endommager l’ouïe.  
Le bruit des processus et des équipements peut  
affecter l’ouïe.  
D
D
D
D
Détourner votre visage du détendeur-régulateur lorsque vous  
ouvrez la soupape de la bouteille.  
D
Porter des protections approuvées pour les  
oreilles si le niveau sonore est trop élevé.  
Le couvercle du détendeur doit toujours être en place, sauf lorsque  
la bouteille est utilisée ou qu’elle est reliée pour usage ultérieur.  
LES BOUTEILLES peuvent exploser  
si elles sont endommagées.  
Utiliser les équipements corrects, les bonnes procédures et suffi-  
samment de personnes pour soulever et déplacer les bouteilles.  
Des bouteilles de gaz protecteur contiennent du gaz  
sous haute pression. Si une bouteille est endomma-  
gée, elle peut exploser. Du fait que les bouteilles de  
gaz font normalement partie du procédé de sou-  
Lire et suivre les instructions sur les bouteilles de gaz comprimé,  
l’équipement connexe et le dépliant P-1 de la CGA (Compressed  
Gas Association) mentionné dans les principales normes de sécu-  
rité.  
dage, les manipuler avec précaution.  
2-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenance  
Risque D’INCENDIE OU D’EXPLO-  
SION.  
LES ÉTINCELLES VOLANTES ris-  
quent de provoquer des blessures.  
D
Ne pas placer l’appareil sur, au-dessus ou  
à proximité de surfaces inflammables.  
D
Porter un écran facial pour protéger le visage et  
les yeux.  
D
Ne pas installer l’appareil à proximité de pro-  
duits inflammables.  
D
Affûter l’électrode au tungstène uniquement à la  
meuleuse dotée de protecteurs. Cette manœuv-  
re est à exécuter dans un endroit sûr lorsque l’on  
porte l’équipement homologué de protection du  
visage, des mains et du corps.  
D
Ne pas surcharger l’installation électrique − s’assurer que  
l’alimentationest correctement dimensionnée et protégée avant  
de mettre l’appareil en service.  
D
Les étincelles risquent de causer un incendie − éloigner toute sub-  
stance inflammable.  
LA CHUTE DE L’APPAREIL peut  
blesser.  
D
Utiliser l’anneau de levage uniquement pour  
soulever l’appareil, NON PAS les chariots, les  
bouteilles de gaz ou tout autre accessoire.  
LES CHARGES ÉLECTROSTATI-  
QUES peuvent endommager les  
circuits imprimés.  
D
Utiliser un équipement de levage de capacité  
suffisante pour lever l’appareil.  
D
Établir la connexion avec la barrette de terre  
avant de manipuler des cartes ou des pièces.  
D
En utilisant des fourches de levage pour déplacer l’unité, s’assu-  
rer que les fourches sont suffisamment longues pour dépasser  
du côté opposé de l’appareil.  
D
Utiliser des pochettes et des boîtes antistati-  
ques pour stocker, déplacer ou expédier des  
cartes de circuits imprimes.  
L’EMPLOI EXCESSIF peut SUR-  
CHAUFFER L’ÉQUIPEMENT.  
DES ORGANES MOBILES peuvent  
provoquer des blessures.  
D
Prévoir une période de refroidissement ; re-  
specter le cycle opératoire nominal.  
D
D
Ne pas s’approcher des organes mobiles.  
D
Réduire le courant ou le facteur de marche  
avant de poursuivre le soudage.  
Ne pas s’approcher des points de coincement  
tels que des rouleaux de commande.  
D
Ne pas obstruer les passages d’air du poste.  
OM-1327 Page 7  
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LES FILS DE SOUDAGE peuvent  
provoquer des blessures.  
LE RAYONNEMENT HAUTE FRÉ-  
QUENCE (H.F.) risque de provoquer  
des interférences.  
D
Ne pas appuyer sur la gâchette avant d’en  
avoir reçu l’instruction.  
D
Le rayonnement haute fréquence (H.F.) peut  
provoquer des interférences avec les équipe-  
ments de radio−navigation et de communica-  
tion, les services de sécurité et les ordinateurs.  
D
Ne pas diriger le pistolet vers soi, d’autres per-  
sonnes ou toute pièce mécanique en enga-  
geant le fil de soudage.  
D
Demander seulement à des personnes qualifiées familiarisées  
avec des équipements électroniques de faire fonctionner l’installa-  
tion.  
DES ORGANES MOBILES peuvent  
provoquer des blessures.  
D
D
L’utilisateur est tenu de faire corriger rapidement par un électricien  
qualifié les interférences résultant de l’installation.  
Si le FCC signale des interférences, arrêter immédiatement l’ap-  
pareil.  
D
S’abstenirde toucher des organes mobiles tels  
que des ventilateurs.  
D
Maintenirfermés et verrouillés les portes, pan-  
neaux, recouvrements et dispositifs de protec-  
tion.  
LE SOUDAGE À L’ARC risque de  
provoquer des interférences.  
D
D
Seules des personnes qualifiées sont autorisées à enlever les  
portes, panneaux, recouvrements ou dispositifs de protection  
pour l’entretien.  
D
L’énergie électromagnétique risque de provo-  
quer des interférences pour l’équipement élec-  
tronique sensible tel que les ordinateurs et l’é-  
quipement commandé par ordinateur tel que  
les robots.  
Remettreles portes, panneaux, recouvrements ou dispositifs de  
protection quand l’entretien est terminé et avant de rebrancher  
l’alimentation électrique.  
D
Veiller à ce que tout l’équipement de la zone de soudage soit  
compatibleélectromagnétiquement.  
D
Pour réduire la possibilité d’interférence, maintenir les câbles de  
soudage aussi courts que possible, les grouper, et les poser  
aussi bas que possible (ex. par terre).  
LIRE LES INSTRUCTIONS.  
D
Lisez le manuel d’instructions avant l’utilisation  
ou la maintenance de l’appareil.  
D
D
D
Veiller à souder à une distance de 100 mètres de tout équipe-  
ment électronique sensible.  
D
N’utiliser que les pièces de rechange recom-  
mandées par le constructeur.  
Veiller à ce que ce poste de soudage soit posé et mis à la terre  
conformément à ce mode d’emploi.  
D
Effectuer régulièrement le contrôle et l’entretien de l’installation.  
En cas d’interférences après avoir pris les mesures précéden-  
tes, il incombe à l’utilisateur de prendre des mesures supplé-  
mentairestelles que le déplacement du poste, l’utilisation de câ-  
bles blindés, l’utilisation de filtres de ligne ou la pose de protec-  
teurs dans la zone de travail.  
D
Maintenir soigneusement fermés les portes et les panneaux des  
sources de haute fréquence, maintenir les éclateurs à une distan-  
ce correcte et utiliser une terre et un blindage pour réduire les  
interférences éventuelles.  
2-4. Proposition californienne 65 Avertissements  
Pour les moteurs à essence :  
Les équipements de soudage et de coupage produisent des  
fumées et des gaz qui contiennent des produits chimiques  
dont l’État de Californie reconnaît qu’ils provoquent des mal-  
formations congénitales et, dans certains cas, des cancers.  
(Code de santé et de sécurité de Californie, chapitre 25249.5  
et suivants)  
Les gaz d’échappement des moteurs contiennent des pro-  
duits chimiques dont l’État de Californie reconnaît qu’ils  
provoquent des cancers et des malformations congénitales  
ou autres problèmes de procréation.  
Pour les moteurs diesel :  
Les batteries, les bornes et autres accessoires contiennent  
du plomb et des composés à base de plomb, produits chimi-  
ques dont l’État de Californie reconnaît qu’ils provoquent des  
cancers et des malformations congénitales ou autres  
problèmesde procréation. Se laver les mains après manipu-  
lation.  
Les gaz d’échappement des moteurs diesel et certains de  
leurs composants sont reconnus par l’État de Californie com-  
me provoquant des cancers et des malformations  
congénitalesou autres problèmes de procréation.  
OM-1327 Page 8  
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2-5. Principales normes de sécurité  
Safety inWelding, Cutting, and Allied Processes, ANSI Standard Z49.1,  
de Global Engineering Documents (téléphone : 1-877-413-5184, site  
Internet : www.global.ihs.com).  
L4W 5NS (téléphone : 800-463-6727 ou à Toronto 416-747-4044, site  
Internet : www.csa-international.org).  
Safe Practice For Occupational And Educational Eye And Face Protec-  
tion, ANSI Standard Z87.1, de American National Standards Institute,  
11 West 43rd Street, New York, NY 10036-8002 (téléphone :  
212-642-4900,site Internet : www.ansi.org).  
RecommendedSafe Practices for the Preparation for Welding and Cut-  
ting of Containers and Piping, American Welding Society Standard  
AWS F4.1 de Global Engineering Documents (téléphone  
1-877-413-5184,site Internet : www.global.ihs.com).  
:
Standard for Fire Prevention During Welding, Cutting, and Other Hot  
Work, NFPA Standard 51B, de National Fire Protection Association,  
P.O. Box 9101, Quincy, MA 02269-9101 (téléphone : 617-770-3000,  
site Internet : www.nfpa.org).  
National Electrical Code, NFPA Standard 70, de National Fire Protec-  
tion Association, P.O. Box 9101, Quincy, MA 02269-9101 (téléphone :  
617-770-3000, site Internet : www.nfpa.org).  
OSHA, Occupational Safety and Health Standards for General Indus-  
try, Title 29, Code of Federal Regulations (CFR), Part 1910, Subpart Q,  
and Part 1926, Subpart J, de U.S. Government Printing Office, Superin-  
tendent of Documents, P.O. Box 371954, Pittsburgh, PA 15250-7954  
(téléphone: 1-866-512-1800) (il y a 10 bureaux régionaux−−le télépho-  
ne de la région 5, Chicago, est 312-353-2220, site Internet :  
www.osha.gov).  
Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P-1,  
de Compressed Gas Association, 4221 Walney Road, 5th Floor, Chan-  
tilly, VA 20151 (téléphone  
www.cganet.com).  
:
703-788-2700, site Internet  
:
Code for Safety in Welding and Cutting, CSA Standard W117.2, de  
CanadianStandards Association, 5060 Mississauga, Ontario, Canada  
2-6. Information EMF  
Considérationssur le soudage et les effets de basse fréquence et des  
champs magnétiques et électriques.  
1. Garder les câbles ensemble, les torsader, les scotcher, ou les  
recouvrir d’une housse.  
2. Disposer les câbles d’un côté et à distance de l’opérateur.  
3. Ne pas courber pas et ne pas entourer pas les câbles autour de  
votre corps.  
4. Garder le poste de soudage et les câbles le plus loin possible de  
vous.  
Le courant de soudage, pendant son passage dans les câbles de sou-  
dage, causera des champs électromagnétiques. Il y a eu et il y a encore  
un certain souci à propos de tels champs. Cependant, après avoir exa-  
miné plus de 500 études qui ont été faites pendant une période de  
recherche de 17 ans, un comité spécial ruban bleu du National  
Research Council a conclu : « L’accumulation de preuves, suivant le  
jugement du comité, n’a pas démontré que l’exposition aux champs  
magnétiqueset champs électriques à haute fréquence représente un  
risque à la santé humaine ». Toutefois, des études sont toujours en  
cours et les preuves continuent à être examinées. En attendant que les  
conclusions finales de la recherche soient établies, il vous serait  
souhaitablede réduire votre exposition aux champs électromagnéti-  
ques pendant le soudage ou le coupage.  
5. Connecter la pince sur la pièce aussi près que possible de la  
soudure.  
En ce qui concerne les implants médicaux :  
Les porteurs d’implants doivent d’abord consulter leur médecin avant  
de s’approcher des opérations de soudage à l’arc, de soudage par  
points, de gougeage, du coupage plasma ou de chauffage par induc-  
tion. Si le médecin approuve, il est recommandé de suivre les  
procédures précédentes.  
Pour réduire les champs magnétiques sur le poste de travail, appliquer  
les procédures suivantes :  
OM-1327 Page 9  
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OM-1327 Page 10  
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.
SECTION 3 − INSTALLATION  
3-1. Specifications  
Max. Open  
Circuit  
Voltage  
Amps Input at Rated Output  
Rated Output  
60 Hz  
200 V  
230 V  
460 V  
575V  
KVA  
KW  
300 A at  
32 VDC,  
60% Duty  
Cycle  
350 A at  
32 VDC,  
40% Duty  
Cycle  
90  
69  
(1.7*)  
61  
(1.5*)  
30  
(0.75*)  
24  
(0.5*)  
13.1  
11.2  
Single-Phase  
Three-Phase  
34  
(1.7*)  
30  
(1.5*)  
15  
(0.75*)  
12  
(0.5*)  
11.6  
11.5  
* While idling  
Wire Type and Diameter  
Stainless Steel  
Wire Feed Speed  
Dimensions  
Net Weight  
Solid Steel  
Aluminum  
50−700 IPM  
(1.3−17.8 m/min)  
H: 34 in (864 mm)  
W: 19 in (483 mm)  
D: 41 in (1041 mm)  
181 lb  
(82 kg)  
.023 − .045 in  
(0.8 − 1.1 mm)  
.030 − .045 in  
(0.8 − 1.1 mm)  
.035 − .047 in  
(0.9 − 1.2 mm)  
Operating Temperature Range: −20C to +40C  
Storage Temperature Range: -30C to + 50C  
3-2. Duty Cycle And Overheating  
Duty Cycle is percentage of 10  
minutes that unit can weld at rated  
load without overheating.  
500  
400  
If unit overheats, thermistors open,  
output stops, and cooling fan runs.  
Wait fifteen minutes for unit to cool.  
Reduce amperage or voltage, or  
duty cycle before welding.  
300  
250  
225  
200  
NOTICE − Exceeding duty cycle  
can damage unit and void warranty.  
150  
100  
10  
15  
20  
25 30  
40  
50 60 70 80 90 100  
% DUTY CYCLE  
60% Duty Cycle At 300 Amperes  
40% Duty Cycle At 350 Amperes  
6 Minutes Welding  
4 Minutes Resting  
4 Minutes Welding  
6 Minutes Resting  
Overheating  
A or V  
0
15  
OR  
Reduce Duty Cycle  
Minutes  
sduty1 5/95 / 217 442-A  
OM-1327 Page 11  
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.
3-3. Volt-Ampere Curve  
1
Normal Volt-Ampere Curves  
The volt-ampere curves show the  
normal minimum and maximum  
voltage and amperage output  
capabilities of the welding power  
source. Curves of other settings fall  
between the curves shown.  
MAX VOLTS  
MIN VOLTS  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
0
50  
100  
150  
200  
250  
300  
350  
AMPERAGE  
217 443-A  
3-4. Connecting To Weld Output Terminals  
4
1
Do not place  
anything between  
weld cable terminal  
and copper bar.  
2
3
Tools Needed:  
3/4 in (19 mm)  
803 778-A  
Correct Installation  
Incorrect Installation  
1
2
3
4
Weld Output Terminal  
output terminal and secure with nut so that  
weld cable terminal is tight against copper  
bar. Do not place anything between weld  
cable terminal and copper bar. Make  
sure that the surfaces of the weld cable  
terminal and copper bar are clean.  
!
Turn off power before connecting to  
weld output terminals.  
Supplied Weld Output Terminal Nut  
Weld Cable Terminal  
Copper Bar  
Failure to properly connect weld  
cables may cause excessive heat  
and start a fire, or damage your ma-  
chine.  
Remove supplied nut from weld output ter-  
minal. Slide weld cable terminal onto weld  
OM-1327 Page 12  
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3-5. Installing Work Clamp  
1
2
Work Cable  
Boot  
Route cable through front panel  
opening. Slide boot onto work  
cable.  
3
Negative (−) Output Terminal  
Connect cable to terminal and  
cover connection with boot.  
Close door.  
1
2
3
Tools Needed:  
3/4 in  
803 540-B  
3-6. Installing Welding Gun/Cable Holder  
1
2
3
Welding Gun/Cable Holder  
Wrapper  
Slots  
2
Angle holder to insert hook through  
bottom slot. Drop holder down so  
that hook exits top slot.  
3
1
Ref. 803 545-B / Ref. 803 539-B  
OM-1327 Page 13  
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3-7. Installing Welding Gun  
1
2
3
Drive Assembly  
Gun Securing Knob  
Gun End  
Loosen securing knob. Insert gun  
end through opening until it bottoms  
against drive assembly (make sure  
gun end does not touch drive rolls).  
Tighten knob.  
4
Gun Trigger Plug  
Insert plug into receptacle, and  
tighten threaded collar.  
Close door.  
4
3
2
1
Ref. 803 541-B  
OM-1327 Page 14  
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3-8. Connecting Spoolmatic) 15A Or 30A Gun  
1
Gun Trigger Plug  
Insert plug into receptacle, and  
tighten threaded collar.  
2
3
Weld Cable  
Shielding Gas Hose  
Route weld cable and gas hose  
through opening in front panel.  
4
Positive Weld Output Terminal  
Connect weld cable to weld output  
terminal.  
5
Regulator/Flowmeter  
1
Route shielding gas hose through  
wire drive compartment, out  
opening in rear panel, and up to  
regulator/flowmeter. Connect gas  
hose to regulator/flowmeter.  
3
2
2
4
5
3
Tools Needed:  
3/4, 5/8 in  
803 568-C  
OM-1327 Page 15  
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3-9. Connecting XR Edge, XR-A Gun, XR-A Python, Or XR - Aluma-Pro  
.
XR Edge guns prior to serial no.  
LE079101 require an adapter  
cord (part no. 195 498).  
1
2
3
Gun End  
Gun Liner  
Wire Outlet Guide  
Trim excess liner from end of gun  
so no more than 3/32 in (2.4 mm) of  
liner extends past wire outlet guide.  
4
Gun Securing Knob  
Loosen securing knob. Insert gun  
end through opening until it bottoms  
against drive assembly (make sure  
gun end does not touch drive rolls).  
Tighten knob.  
5
1
Be sure to change drive rolls to the  
proper size and type.  
5
Gun Trigger Plug  
Insert plug into receptacle, and  
tighten threaded collar.  
.
Be sure to trim liner to proper extension.  
3/32 in  
(2.4 mm)  
4
2
3
803 569-A / Ref. 803 570 -A / Ref. 803 463  
OM-1327 Page 16  
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3-10. Setting Gun Polarity For Wire Type  
1
Polarity Changeover Information  
Changing Polarity  
Always read and follow manufacture’s  
recommendedpolarity.  
Wire Drive  
Work Clamp Lead  
Assembly Lead  
D
1
D
+
-
Positive  
Terminal  
Negative  
Terminal  
Shown as shipped − Electrode Positive (DCEP): For  
solid steel, stainless steel, aluminum, or flux core with  
gas wires (GMAW).  
Electrode Negative (DCEN): Reverse lead connections  
at terminals from that shown above for gasless flux core  
wires (FCAW). Drive assembly becomes negative.  
3/4, 11/16 in  
Ref. 803 541-A  
OM-1327 Page 17  
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3-11. Installing Gas Supply  
Obtain gas cylinder and chain to  
running gear, wall, or other  
stationary support so cylinder  
cannot fall and break off valve.  
1
2
1
2
Cap  
Cylinder Valve  
Remove cap, stand to side of  
valve, and open valve slightly. Gas  
flow blows dust and dirt from valve.  
Close valve.  
3
4
3
4
Cylinder  
Regulator/Flowmeter  
7
5
Install so face is vertical.  
Argon Gas Or Mixed Gas  
1
5
Regulator/Flowmeter Gas  
Hose Connection  
6
Welding Power Source Gas  
Hose Connection  
2
Connect supplied gas hose  
between regulator/flowmeter gas  
hose connection, and fitting on  
rear of welding power source.  
3
7
Flow Adjust  
8
9
Typical flow rate is 20 cfh (cubic  
feet per hour). Check wire  
CO Gas  
2
manufacturer’s  
recommended  
flow rate.  
8
9
CO Adapter (Customer  
Supplied)  
2
O-Ring (Customer Supplied)  
Install adapter with O-ring between  
regulator/flowmeter and CO  
cylinder.  
2
6
Rear Panel  
Tools Needed:  
1-1/8, 5/8 in  
803 542-B  
OM-1327 Page 18  
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3-12. Installing Wire Spool and Adjusting Hub Tension  
Use compression spring with  
8 in (200 mm) spools.  
When a slight force is needed to turn spool, tension is set.  
Tools Needed:  
15/16 in  
072573-B  
3-13. Electrical Service Guide  
Failure to follow these electrical service guide recommendations could create an electric shock or fire hazard. These recommenda-  
tions are for a dedicated branch circuit sized for the rated output and duty cycle of the welding power source.  
60 Hz Single Phase  
60 Hz Three Phase  
Input Voltage  
200  
69  
230  
61  
460  
30  
575  
24  
200  
34  
230  
30  
460  
15  
575  
12  
Input Amperes At Rated Output  
Max Recommended Standard Fuse Rating In Amperes  
1
2
Circuit Breaker , Time-Delay  
80  
100  
6
70  
90  
8
35  
40  
10  
25  
35  
12  
40  
50  
10  
35  
45  
10  
15  
20  
14  
10  
15  
14  
3
Normal Operating  
4
Min Input Conductor Size In AWG  
101  
(31)  
86  
(26)  
229  
(70)  
217  
(66)  
86  
(26)  
114  
(35)  
178  
(54)  
277  
(85)  
Max Recommended Input Conductor Length In Feet (Meters)  
4
Min Grounding Conductor Size In AWG  
8
8
10  
12  
10  
10  
14  
14  
Reference: 2005 National Electrical Code (NEC) (including article 630)  
1 Choose a circuit breaker with time-current curves comparable to a Time Delay Fuse.  
2 “Time-Delay” fuses are UL class “RK5” .  
3 “Normal Operating” (general purpose - no intentional delay) fuses are UL class “K5” (up to and including 60 amp), and UL class “H” ( 65 amp and  
above).  
4 Conductor data in this section specifies conductor size (excluding flexible cord or cable) between the panelboard and the equipment per NEC Table  
310.16. If a flexible cord or cable is used, minimum conductor size may increase. See NEC Table 400.5(A) for flexible cord and cable requirements.  
NOTICE − This unit is either a 200/230/460 ac input voltage model or 460/575 ac input voltage model. See rating label on unit and check voltage  
available at site to be sure it matches the voltage specified on the rating label.  
OM-1327 Page 19  
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3-14. Selecting Input Voltage (200/230/460 Volt Models Only)  
Turn Off welding power  
source, disconnect input  
power, and check voltage on  
input capacitors according  
to Section 6-3 before  
proceeding.  
.
Be sure to reinstall all four screws  
securing relinking board in place.  
.
.
Check input voltage available  
at site.  
1
Incorrect linking can damage  
unit and void the warranty.  
1
Voltage Selection View  
Window  
Check voltage selected in unit.  
Changing selection is only neces-  
sary if selected value does not  
match available input voltage.  
2
3
4
Relinking Board PC6  
Mounting Screws  
Receptacle RC23  
(Connection For 230 VAC  
Input Power)  
5
Receptacle RC46  
(Connection For 460 VAC  
Input Power)  
Move relinking board as needed  
and connect plug PLG32 (in unit) to  
RC23 or RC46 according to input  
power voltage.  
3
4
2
3
5
Tools Needed:  
5/16 in  
803 539-B / 804 042-A  
OM-1327 Page 20  
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3-15. Selecting A Location And Connecting 3-Phase Input Power  
3
Do not move or operate  
unit where it could tip.  
= GND/PE Earth Ground  
5
8
3
18 in (457 mm)  
for airflow  
L1  
L2  
L3  
7
4
6
1
2
Rear Panel  
Tools Needed:  
Ref. 803 543-D / 803 766-A  
availableat site to be sure it matches conductor to disconnect device grounding  
Installationmust meet all National and  
Local Codes - have only qualified  
persons make this installation.  
the voltage specified on the rating  
label.  
terminal first.  
Connect input conductors L1, L2, and L3 to  
disconnect device line terminals.  
1
2
3
Rating Label  
Disconnect and lockout/tagout input  
power before connecting input  
conductors from unit.  
Input Power Cord  
Disconnect Device (switch shown in  
the OFF position)  
8
Over-Current Protection  
Always connect green or green/yellow  
conductor to supply grounding terminal  
first, and never to a line terminal.  
4
Green Or Green/Yellow Grounding  
Conductor  
Select type and size of over-current  
protection using Section 3-13 (fused  
disconnect switch shown).  
5
6
7
Disconnect Device Grounding Terminal  
Input Conductors (L1, L2 And L3)  
Disconnect Device Line Terminals  
Warning: This unit is either  
a
200/230/460ac input voltage model or  
460/575 ac input voltage model. See  
Close and secure door on disconnect device.  
Remove lockout/tagout device, and place  
rating label on unit and check voltage Connect green or green/yellow grounding switch in the On position.  
OM-1327 Page 21  
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3-16. Selection A Location And Connecting 1-Phase Input Power  
1
Do not move or operate  
unit where it could tip.  
9
=GND/PE Earth Ground  
11  
8
10  
18 in (457 mm)  
for airflow  
L1  
L2  
3
5
3
4
5
1
2
6
7
Rear Panel  
2
Tools Needed:  
Ref. 803 543-D / 803 766-A  
Three Conductor Power Cord Preparation  
9
Disconnect Device Grounding Terminal  
Installationmust meet all National and  
Local Codes - have only qualified  
persons make this installation.  
1
2
3
Rating Label  
10 Disconnect Device Line Terminals  
Input Power Cord  
Connect green or green/yellow grounding  
conductor (see Item 5) to disconnect device  
grounding terminal first.  
Disconnect and lockout/tagout input  
power before connecting input  
conductors form unit.  
Black And White Input Conductors (L1  
And L2)  
4
5
Red Input Conductor  
Connect input conductors L1 and L2 to  
disconnect device line terminals.  
Green Or Green/Yellow Grounding  
Conductor  
Always connect green or green/yellow  
conductor to supply grounding terminal  
first, and never to a line terminal.  
11 Over-Current Protection  
6
7
Insulation Sleeving  
Electrical Tape  
Warning: This unit is either  
a
Select type and size of over-current protec-  
200/230/460ac input voltage model or  
460/575 ac input voltage model. See  
rating label on unit and check voltage  
availableat site to be sure it matches  
the voltage specified on the rating  
label.  
Insulate and isolate red conductor as shown. tion using Section 3-13 (fused disconnect  
switch shown).  
Disconnect  
Device  
Input  
Power  
Connections  
Close and secure door on disconnect device.  
Remove lockout/tagout device, and place  
switch in the On position.  
8
Disconnect Device (switch shown in  
the OFF position)  
OM-1327 Page 22  
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3-17. Threading Welding Wire For MIG Gun  
1
2
3
4
5
6
7
8
Wire Spool  
Welding Wire  
Inlet Wire Guide  
Drive Roll  
Intermediate Wire Guide  
Outlet Wire Guide  
Pressure Adjustment Knob  
Gun Conduit Cable  
7
Lay gun cable out straight.  
8
Tools Needed:  
6
5
3
1
2
4
.
Hold wire tightly to keep  
it from unraveling.  
6 in  
(150 mm)  
Open pressure assembly.  
Pull and hold wire; cut off end.  
Push wire thru guides into gun;  
continue to hold wire.  
Tighten  
.
Use pressure indicator scale to set  
a desired drive roll pressure.  
Pressure  
Indicator  
Scale  
1
2
3
4
Close and tighten pressure  
assembly, and let go of wire.  
Remove gun nozzle and contact tip.  
Turn On.  
Tighten  
1
2
3
4
WOOD  
Press gun trigger until wire  
comes out of gun. Reinstall  
contact tip and nozzle  
Feed wire to check drive roll pressure.  
Tighten knob enough to prevent slipping.  
Cut off wire. Close  
and latch door.  
803 570-B / S-0627-A  
OM-1327 Page 23  
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3-18. Threading Welding Wire For XR Edge, XR-A Gun, XR-A Python, Or XR - Aluma-Pro  
1
2
3
4
5
6
7
8
Wire Spool  
Welding Wire  
Inlet Wire Guide  
Drive Roll  
Intermediate Wire Guide  
Outlet Wire Guide  
Pressure Adjustment Knob  
Gun Conduit Cable  
7
Lay gun cable out straight.  
8
Tools Needed:  
1
2
3
4
5
6
.
Hold wire tightly to keep  
it from unraveling.  
IMPORTANT!  
For Aluminum Push−Pull welding.  
Thread hub tension nut loosely  
6 in  
(150 mm)  
218243−A  
Pull and hold wire; cut off end.  
Open pressure assembly.  
IMPORTANT!  
For Aluminum  
Push−Pull welding.  
Tighten  
1
2
3
Pressure  
Indicator  
Scale  
1
2
3
4
4
218244−A  
Push wire thru guides into gun;  
continue to hold wire.  
Close and tighten pressure  
assembly, and let go of wire.  
.
Use pressure indicator scale to  
set front drive roll pressure to 1  
and rear drive roll pressure to  
less than 1.  
See Section 3-19 for threading  
welding wire through XR guns.  
Ref. 803 544-A / 218 243-A / 218 244-A / S-0627-A  
OM-1327 Page 24  
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3-19. Threading Welding Wire Through XR Guns  
Welding wire is electrically live  
when gun trigger is used to jog  
wire.  
For XR-A Edge Gun:  
.
Refer to Section 3-18 for instructions  
on feeding wire through welding pow-  
er source.  
1
1
Pressure Roll Assembly  
Lay gun cable out straight.  
Open top cover, and open pressure roll as-  
sembly. If not already done, remove gun  
barrel assembly.  
Press gun trigger until about 4 in (102 mm)  
of wire is sticking out front of gun. Insert  
wire into barrel liner and tighten barrel as-  
sembly. Install correct size contact tube  
and install collet nut.  
Turn On  
Welding Power  
Source.  
Remove barrel assembly before  
threading wire through gun.  
Close top cover on gun. Press trigger  
switch until about 6 in (152 mm) of wire is  
sticking out end of contact tip. Cut off wire.  
Close and latch door.  
.
XR Edge gun drive roll pressure  
should be set at minimum.  
For XR-A Pistol Gun:  
1
2
3
Pressure Roll Assembly  
Drive Roll  
2
3
Thumbscrew  
Lay gun cable out straight. Open top  
cover, and lift pressure arm and open  
pressure roll assembly. If not already  
done, remove gun barrel assembly.  
Manually thread wire along drive roll  
groove. Close pressure roll assembly.  
Press gun trigger until about 4 in (102 mm)  
of wire is sticking out front of gun. Insert  
wire into barrel liner and tighten barrel as-  
sembly. Install correct size contact tube  
and install collet nut. Reinstall gun cover.  
1
Turn On  
Welding Power  
Source.  
4
Pressure Adjustment Knob  
See final pressure adjustment at bottom of  
page.  
Remove barrel assembly  
before threading wire  
through gun.  
For XR-A Pistol Gun:  
Nonconductive  
Surface  
Feed wire to check drive roll pressure.  
Tighten knob enough to prevent slipping.  
Cut off wire. Close and latch door.  
Turn welding power source Off.  
Tools Needed:  
.
Do not exceed midrange setting.  
Ref. 802 193-A / 801 556 / Ref. 151 666-C  
OM-1327 Page 25  
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SECTION 4 − OPERATION  
4-1. Controls  
11  
10  
1
2
12  
3
4
5
7
6
8
9
Ref. 213 935-A  
1
Pulse Indicator Light  
Use button to access Timers, Process and  
Wire menus.  
12 Weld Functions/Setup Indicator  
Lights  
.
Pulse only lights if unit has the pulse  
MIG module and is programmed for  
pulse MIG.  
VOLTS illuminates in MIG welding mode  
indicating volts in left display can be  
adjusted. Also, VOLTS lights to indicate left  
display is showing actual voltage during  
welding and for 5 seconds after the arc is  
extinguished.  
7
Arc Control Button  
Use button to select either inductance  
control in MIG welding mode or Sharp Arc  
in Pulse MIG welding mode.  
2
MIG Indicator Lights  
Pulse (1) and MIG (2) illuminate to Indicate  
weld mode of unit.  
8
Left Knob  
ARC LENGTH illuminates in Pulse MIG  
weldingmode indicating Arc Length can be  
adjusted.  
3
Process Light  
Use knob to adjust volts in MIG welding  
mode or change parameter values in  
Setup.  
PROCESS illuminates when unit is in  
Process select menu.  
SETUP illuminates when a parameter on  
the corresponding display above the light  
can be adjusted.  
4
Wire Light  
9
Right Knob  
WIRE illuminates when unit is in Pulse MIG  
program select menu.  
WIRE SPEED illuminates in either Pulse  
MIG or MIG welding mode indicating wire  
speed can be adjusted.  
Use knob to adjust wire speed in MIG  
weldingmode or change parameter values  
in Setup.  
5
Timers Light  
AMPS illuminates indicating welding amps  
appears in the display, instead of wire  
speed, during welding and for 5 seconds  
after the arc is extinguished.  
TIMERS illuminates when unit is in Timers  
menu.  
10 Left Display  
11 Right Display  
6
Setup Button  
.
The first time the welding power source is energized it starts in MIG welding mode. Each time after the initial startup, when the unit is turned off,  
whatever mode and parameter settings were last set will remain as the current settings the next time the unit is energized.  
4-2. MIG Mode  
In MIG mode, VOLTS is lit under left display and WIRE SPEED is lit under right display. Left knob is used to adjust  
welding voltage within a range of 14-32 volts, and right knob is used to adjust wire feed speed within a range of 25-700  
IPM. Refer to weld chart in front compartment for proper parameter settings according to wire type, shielding gas, and  
material type and thickness.  
4-3. Jog Mode  
If gun trigger is pressed and held for more than 3 seconds without striking an arc, unit will automatically shut off weld  
power. For MIG guns, shielding gas will shut off after 1 minute, and for spool guns, shielding gas will continue to flow  
OM-1327 Page 26  
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.
because gas valve is located inside spool gun. For MIG guns, wire will feed for up to 2 minutes while trigger is pressed,  
then wire drive system in unit will automatically shut off. For spool guns, wire will feed for up to 30 seconds before  
shutting off. If gun trigger is pressed for 3 seconds without striking an arc the displays will show JOG MODE.  
4-4. Weld Status  
When trigger is released on a MIG gun, spool gun, or push-pull gun, the last actual amperage and voltage will be  
shown on the displays for 5 seconds. The VOLTS and AMPS indicator lights will illuminate under the displays and each  
value will appear in the corresponding display.  
If a programmed value requires adjustment after the arc is extinguished and during the 5 seconds display of actual  
values, turning either knob will cause actual values in the displays to be replaced by programmed values for  
adjustment purposes.  
.
The 5 second delay after the arc is extinguished for displaying actual weld values can be turned on or off in the Timer menu DISP selection (see  
Section 5-3).  
4-5. MIG Gun-On-Demand  
The guns that can be used with this unit are MIG guns, spool guns, and push-pull guns. To switch from one gun to  
another, momentarily press the trigger on the desired unused gun to make it the active gun. Once the trigger is  
pressed, the unit will recall stored data and both displays will show the last programmed values for that particular gun.  
If the unit is powered down and back on again, the gun last used will become the current active gun.  
4-6. Pulse MIG Mode Voltage Adjustment  
In Pulse MIG mode there is no manual voltage adjustment; instead, voltage is synergically aligned with the proper wire  
feed speed. Arc Length adjustment is used to adjust actual arc length which automatically adjusts the voltage. See  
weld chart in front compartment for proper wire feed speed adjustment according to wire size and type.  
4-7. Pulse MIG Gun-On-Demand  
The spool gun functions slightly different in Pulse MIG mode. To switch from one gun to another, momentarily press the  
trigger on the desired unused gun to make it the active gun. Once the trigger is pressed, the unit will recall stored data  
and both displays will show the last programmed values for that particular gun. For a spool gun, the wire speed is taken  
from the position of the gun potentiometer. This wire speed value is automatically adjusted if the potentiometer is  
moved since the last time the gun was active. If the unit is powered down and back on again, the gun last used will  
become the current active gun.  
4-8. Tip Saver  
If gun contact tip is directly shorted to the workpiece while gun trigger is pressed, the welding arc automatically shuts  
off after 1 second to prevent wire burnback in the contact tip.  
OM-1327 Page 27  
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4-9. Weld Parameters For MIG Mode  
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4-10. Weld Parameters For Pulse Mode  
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SECTION 5 − PROGRAMMING  
5-1. MIG Welding Mode  
1
2
3
4
7
5
6
8
9
Ref. 213 935-A  
When the MIG light (2) is illuminated, the  
unit is in MIG Welding mode.  
Depress SETUP (6) button again to  
illuminatethe WIRE (4) light. This menu is  
not used in MIG Welding mode.  
ARC CONTROL  
MIG welding mode: Depress ARC  
CONTROL (7) button to enter Arc control  
menu and INDU will appear on the left  
display and the corresponding setting will  
appear on the right display. Adjust right  
knob (9) to adjust inductance setting. In  
MIG welding mode the Arc control is an  
inductancecontrol from 0-99. Refer to MIG  
welding chart for suggested Inductance  
setting for the wire and gas types being  
used (see Section 4-9). Changing the  
inductance will change the fluidity of the  
puddle.  
SETUP  
Depress SETUP (6) button again to  
illuminateTIMERS (5) light. For description  
of the TIMERS, refer to TIMERS menu  
(see Section 5-3)  
To enter MIG welding mode, depress the  
SETUP (6) button once to go to GUN  
selection. Rotate the right knob (9) to select  
the gun being used. Select MIG for standard  
MIG gun, or select XR-A, EDGE, PYTH alpr  
for push pull guns, or SPL for spoolgun.  
If crater fill function menus are enabled,  
TIMERS light will stay on to allow for adjust-  
ment of crater parameters and timers (see  
Depress SETUP (6) a second time to  
illuminate the PROCESS (3) light. Rotate  
right knob (9) until MIG is displayed (for MIG  
only units NOT USED will be displayed).  
Depress SETUP (6) button again to exit  
menus and enter MIG welding mode.  
OPERATION  
Adjust welding Voltage with left knob (8)  
and Wire Feed Speed with right knob (9).  
Refer to MIG welding chart for proper  
Voltage and Wire Feed Speed setting in  
reference to material type, material  
Low Inductance  
Weld Bead  
(0 setting)  
High Inductance  
Weld Bead  
99 setting  
OM-1327 Page 30  
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5-2. Pulse MIG Welding Mode  
1
2
3
4
7
5
6
8
9
Ref. 213 935-A  
When the PULSE MIG (1, 2) is illuminated,  
the unit is in Pulse MIG Welding mode.  
OPERATION  
ARC CONTROL  
Adjust right knob (9) for proper Wire Feed  
speed and adjust left knob (8) to change  
Arc Length if required. Arc length will de-  
fault to 50 if never adjusted previously. Re-  
fer to Pulse MIG welding chart for proper  
Wire Speed setting for metal and metal  
All Pulse MIG programs are setup with the  
gases listed in the Pulse MIG welding  
chart. If alternate gases are used, adjust  
Arc Length and/or Sharp Arc (Arc Con-  
trol) (7) to adjust arc characteristics.  
Pulse MIG (1, 2) welding mode: Depress  
ARC CONTROL (7) button to enter Arc  
Control menu for sharp arc. SHRP will ap-  
pear on the left display and the correspond-  
ing setting will appear on the right display.  
The setting can be adjusted from 0-50 and  
all Pulse MIG welding programs are de-  
signed with a setting of 25. Adjusting the  
Sharp Arc setting will vary the width of the  
welding arc cone.  
SETUP  
To enter Pulse MIG welding mode, depress  
the SETUP (6) button once to go to GUN  
selection. Rotate the right knob (9) to select  
the gun being used. Select MIG for standard  
MIG gun, or select XR-A, EDGE, PYTH alpr  
for push pull guns, or SPL for spoolgun.  
Depress SETUP (6) a second time to  
illuminate the PROCESS (3) light. Rotate  
right knob (9) until PULS is displayed.  
Depress SETUP (6) button again to  
illuminate the WIRE (4) light. Adjust left  
knob (8) to select wire type, adjust right  
knob (9) to select wire size.  
ARC LENGTH  
(0 Setting)  
Low Setting  
(50 Setting)  
High Setting  
Arc length can be adjusted from 0-99. All  
Pulse MIG programs are set with a value of  
50. Adjusting the Arc Length will vary the  
length of the welding arc cone.  
If a gas is used other than what is listed on  
the Pulse MIG welding program chart, the  
Sharp Arc can be adjusted to help custom-  
ize your arc to the gas being used.  
Depress SETUP (6) button again to exit  
WIRE menu and enter TIMERS (5) menu.  
The TIMERS (5) light will illuminate. For  
description of the TIMERS, refer to  
(0 Setting)  
Low Setting  
(99 Setting)  
High Setting  
If crater fill function menus are enabled,  
TIMERS light will stay on to allow for adjust-  
ment of crater parameters and timers (see  
If a gas is used other than what is listed on  
the Pulse MIG welding program chart, the  
Arc Length can be adjusted to help custom-  
ize your arc to the gas being used.  
Depress SETUP (6) button again to exit  
menus and enter PULSE welding mode.  
OM-1327 Page 31  
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5-3. Timers  
1
2
3
4
7
5
6
8
9
Ref. 213 935-A  
To enter the TIMERS (5) menu depress the  
SETUP (6) button 4 times or until the  
TIMERS light (5) is illuminated.  
depressed and before the welding arc will  
be allowed to be active. Range of setting is  
from 0-5 seconds.  
Display (DISP) − Allows the Wire Speed  
display to show actual welding amperage  
while arc is active and for 5 seconds after  
arc is shut off. Setting is either AMPS or  
WFS for standard Wire Feed Speed.  
Postflow (POST) − The amount of time that  
the shielding gas will flow after the arc has  
been shut off. Range of setting is 0-10  
seconds.  
Items that can be adjusted in this menu are:  
Run-in speed (R-IN) − The speed of the  
wire prior to the welding arc being struck.  
This setting is a percentage of the Wire  
Feed Speed the unit is set to for welding.  
Programmingvalue ranges from 25-150.  
Once in the TIMERS (5) menu, rotate the  
left knob (8) to find a particular item, and ro-  
tate the right knob (9) to change setting or  
status.  
Spot Timer (SPOT) − The amount of time  
that the arc will be active before it shuts off  
automatically. Range of setting is from  
0-120 seconds. Spot timer is reset upon re-  
lease of welding gun trigger.  
Depress SETUP (6) button to get out of  
TIMERS (5) menu and to enter welding  
mode.  
Preflow (PRE) − The amount of time that the  
shielding gas will flow after the trigger is  
OM-1327 Page 32  
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5-4. Arc Times, Arc Starts, Hot Start (Aluminum Pulse Only), And Crater Fill  
.
Accessing the Arc Times, Arc Starts, Hot Start (aluminum pulse only), and  
Crater Fill data will also allow access to Software Version data and Motor  
Calibrationfunction. The software version data and motor calibration func-  
tion are for use by factory authorized service personnel only.  
Do not use the motor calibration function if it appears on the displays.  
2
1
3
4
Ref. 213 935-A  
Arc times and number of arc starts are  
saved in unit memory. To view this  
information, press both SETUP (1) and  
ARC CONTROL (2) buttons at the same  
time.  
To turn on the Crater Fill display, rotate left  
knob (3) until CRTR appears in the left  
display. The factory default for Crater Fill  
display is OFF which appears in the right  
display. Rotate the right knob (4) until ON  
appears in the display.  
.
The Crater Fill display can be turned  
off after parameters are set in pro-  
grams, but remember that once crater  
fill is turned on in any program, it will  
remainon even though it does not ap-  
pear in the displays because Crater  
Fill display is turned off.  
Left display will initially show arc hours.  
Rotate left knob (3) and display will change  
to show number of arc starts.  
To exit this menu, press either the SETUP  
(1) or ARC CONTROL (2) button, or press  
a
gun trigger on any welding gun  
connected to the unit.  
OM-1327 Page 33  
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5-5. Setting Hot Start (Aluminum Pulse Only) Parameters  
.
The factory default setting for Hot Start is “Auto” on 350P models. The Auto setting has  
preset parameters. Hot Start can also be set to “On” (manual) for customized settings  
or made inactive when set to Off.  
2
1
3
4
Ref. 213 935-A  
To access the Setup Feature Menu, press  
both SETUP (1) and ARC CONTROL (2)  
buttons at the same time.  
Manual Hot Start Mode  
Time range is 0.0-0.5 seconds for hot start  
to be on.  
When ALST appears in the left display and  
STRL − Start Arc Length  
On appears in the right display, the welding  
power source is set for manual hot start  
mode.  
Range for start arc length is 0-99 that  
changes arc length from shorter to longer.  
Left display will initially show arc hours.  
To access hot start parameters, press the  
SETUP (1) button until SPWR appears in  
the left display.  
Rotate left knob (3) until ALST appears in  
the left display.  
RMPT − Ramp Time  
Time range is 0.1-5.0 for the time it takes to  
go from hot start to set wire feed speed.  
Rotate right knob (4) to select hot start  
mode as follows:  
SPWR − Start Power  
Range for start power is 100-250 as a per-  
cent of wire feed speed.  
.
The two parameters that will have the  
largest influence on hot start are Start  
Power and Start Time. These two pa-  
rameters will determine how much  
heat is provided and for how long at  
the beginning of the weld.  
Auto − default setting for preset hot start  
parameters  
.
SPWR maximum setting will depend  
on set wire feed speed and may not  
allow a setting of 250 under certain  
conditions.  
Off − hot start is inactive  
On − allows customized setting of hot start  
parameters  
To exit this menu, press the SETUP (1)  
button.  
STMR − Start Time  
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5-6. Setting Crater Fill  
.
Crater parameters are welding gun independent (i.e. crater fill can be on for a spool  
gun and off for a MIG gun). When using the same welding gun, MIG and pulse pro-  
grams are independent of each other; however, crater parameters will be the same  
for all pulse programs. For example, if a MIG gun is using the .035 steel pulse pro-  
gram, and crater fill is on and parameters are set, crater will also be on and the  
same parameters will be set for a stainless pulse program.  
1
2
3
Ref. 213 935-A  
To set Crater Fill, select a program and  
press SETUP (1) until the TIMERS LED  
turns on. Press SETUP again and the left  
display will showCRTR and the right display  
will show OFF.  
Rotate left knob (2) to change display to  
Rotate left knob (2) to change display to  
TDLY for time delay. This setting is for spot  
or skip welding without crater fill if the arc  
time is less than the set time. Time range is  
0.0-5.0 seconds (i.e. if TDLY is set for 2.0  
seconds, weld operation will not go into  
crater if gun trigger is released before 2.0  
seconds).  
TIME, and rotate right knob (3) to set crater  
time. Time range is 0.1-5.0 seconds (see  
Rotate left knob (2) to change display to  
Rotate right knob (3) to turn crater ON.  
VOLT (MIG program) or ARCL (pulse  
program), and rotate right knob (3) to set  
either volts (range is 10.0-32.0 volts) or arc  
length [range is 0-99 (see Section 5-7)].  
Rotate left knob (2) to change display to  
WFS, and rotate right knob (3) to set crater  
wire feed speed. Wire feed speed range is  
To exit this menu, press the SETUP (1)  
button.  
OM-1327 Page 35  
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5-7. Recommended Crater Fill Parameters  
Recommended Crater Parameters  
Suggested Suggested  
Wire Types Shielding Gases  
What Process  
are You Using?  
Wire Sizes  
(Diameter)  
What Material  
are You Welding?  
1/2"  
(12.7mm)  
M
I
G
P
U
L
S
E
OM-1327 Page 36  
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3/8"  
1/4"  
3/16"  
1/8"  
19ga. 20ga.  
(1.05mm)  
(0.9mm)  
SC-187 212-A  
OM-1327 Page 37  
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5-8. System Reset  
.
Accessing the System Reset function will also allow access to Timer Reset (RTMR)  
and Option Reset (ORST) functions. The timer reset and option reset functions are  
for use by factory authorized service personnel only.  
Do not use the timer reset or option reset functions if they appear on the displays.  
1
Ref. 213 935-A  
A system reset function is available that  
completely resets unit back to all the  
original factory settings.  
To apply the system reset function, press  
SETUP (1) button, and wait until unit  
completely reboots before performing any  
other operations.  
SRST will appear on the left display and OFF  
will appear on the right display.  
To prepare the unit for system reset, rotate  
right knob until ON appears on the right  
display.  
To access this menu, turn on welding power  
source, then press the SETUP (1) button  
when the SETUP light illuminates under the  
Left display.  
OM-1327 Page 38  
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5-9. Motor Calibration Function  
5
3
6
1
2
4
Ref. 213 935-A  
Perform this function after replacing wire  
drive motor and/or control circuit board.  
3
4
5
6
Left Display  
Press and hold gun trigger. Wire drive  
speed will be overridden to 50 IPM for 12  
seconds and then to 800 IPM for 12  
seconds.  
Right Knob  
The  
motor  
calibration  
function  
Right Display  
Arc Control Button  
automatically calibrates the wire drive  
motor to enhance arc starting performance  
and consistency.  
When CAL DONE appears on the display,  
release gun trigger.  
Open drive rolls in welding power source  
and in push/pull gun if one is attached to  
unit.  
Data save will appear on the display while  
the calibration data is being stored in the  
Control board memory.  
.
To obtain the most accurate  
calibration, set up welding power  
source in MIG welding mode.  
Simultaneously press Setup and Arc  
Control buttons.  
Close drive rolls in welding power source and  
push/pull gun.  
Turn on unit input power.  
Rotate left knob until MCAL is displayed.  
Rotate right knob until YES is displayed.  
1
2
Setup Button  
Left Knob  
This completes the motor calibration function,  
and normal operation can resume.  
OM-1327 Page 39  
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.
Welding wire birdnesting at the welding power source drive rolls may occur if this value is set too high.  
5-10. Set Up Push Motor Torque (SUP) Or Reset (rES)  
5
3
6
1
2
4
Ref. 213 935-A  
1
2
3
4
5
6
Setup Button  
Left Knob  
(CCW) to find the particular item, and rotate  
the right knob to change the setting.  
Increasing this setting will increase the  
over-torquelimit and speed up the remote  
wire feed speed motor.  
The following items can be adjusted by  
rotating the left knob counterclockwise  
(CCW):  
Left Display  
Right Knob  
.
If Aluma-Pro push/pull gun has a  
listed SUP value, set the power  
source to match the SUP value.  
Right Display  
Arc Control Button  
Set up Push Motor Torque (SUP) − This  
feature is only active when a push/pull gun  
is connected to the welding power source.  
The (SUP) setting will adjust the  
over-torque limit of the push motor inside  
the welding power source. The range is  
0-250 and the default value is 130.  
To save settings and exit the (SUP) menu,  
depress the gun trigger.  
Simultaneously press Setup and Arc Control  
buttons while turning on unit input power at  
the power switch.  
Reset (rES) − Rotate the right knob to  
select ON. Press and release gun trigger to  
reset system to factory default values.  
Rotate the left knob counterclockwise  
OM-1327 Page 40  
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SECTION 6 − MAINTENANCE &TROUBLESHOOTING  
6-1. Routine Maintenance  
Disconnect power  
before maintaining.  
.
Maintain more often  
during severe conditions.  
n = Check  
Z = Change  
~ = Clean  
l = Replace  
Reference  
* To be done by Factory Authorized Service Agent  
Every  
3
Months  
l Damaged Or Unreadable l Repair Or Replace  
~ Clean And Tighten Weld n Check Gun Cable  
Terminals  
Labels  
Cracked Weld Cable  
Every  
6
OR  
Months  
~ Inside Unit  
Clean Drive Rolls  
6-2. Overheating  
Thermistors RT1 and RT2 protect the unit from damage due to overheating. If output diode heatsink or IGBT heatsink  
gets too hot, RT1 and/or RT2 opens and output stops. The fan keeps running to cool the unit. Wait several minutes  
before trying to weld.  
OM-1327 Page 41  
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6-3. Measuring Input Capacitor Voltage  
Significant DC voltage can  
remain on capacitors after  
unit is Off. Always check ca-  
pacitors as shown to be sure  
they have discharged before  
working on unit.  
Turn Off welding power source and  
disconnect input power.  
3
1
3
Remove case.  
1
2
3
Input Capacitor C3 Terminals  
Input Capacitor C4 Terminals  
Voltmeter  
2
Check input capacitors as shown.  
Measure the dc voltage across the  
positive (+) and negative (−)  
terminalsuntil voltage drops to near  
0 (zero) volts.  
Proceed with job inside unit.  
Reinstall case when finished.  
Tools Needed:  
5/16 in  
221 044-A / Ref. 803 550-A  
OM-1327 Page 42  
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6-4. Changing Drive Roll and Wire Inlet Guide  
1
2
Securing Screw  
Inlet Wire Guide  
Loosen screw. Slide tip as close to  
drive rolls as possible without  
touching. Tighten screw.  
.045 Groove  
.035 Groove  
3
4
Intermediate Guide  
Drive Roll  
.
The drive assembly comes  
equipped with factory  
5
installed .035/.045 combina-  
tion drive rolls. Be sure that all  
4 drive rolls are installed cor-  
rectly.  
Stamped  
.035  
Stamped  
.045  
2
Combination drive rolls consist of  
two different sized grooves. The  
stamped markings on the end sur-  
face of the drive roll refers to the  
groove on the opposite side of the  
drive roll. The groove closest to the  
carrier gear is the groove for the  
wire size viewed on the end surface  
of the drive roll.  
1
Install correct drive roll for wire size  
and type.  
.
U-Grooved drive rolls are re-  
quired for feeding aluminum  
wire.  
4
Tools Needed:  
5
Drive Roll Securing Nut  
1
3
Turn nut one click to secure drive  
roll.  
5/64 in  
7/16 in  
802 520-B  
OM-1327 Page 43  
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6-5. Help Displays  
V
A
A
A
A
A
A
A
A
V
A
A
A
HELP  
0
1
2
3
4
5
6
7
HELP  
8
9
V
V
HELP  
HELP  
V
V
HELP  
HELP 10  
V
A
V
HELP 11  
HELP  
V
V
A
HELP  
TIP SAVE  
V
A
V
HELP  
MM 350P  
V
A
V
HELP  
MM 350  
V
A
V
JOG XXX  
HELP  
Displays a jog wire feed speed.  
OM-1327 Page 44  
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S
Help 4  
S
Help 9  
.
All directions are in reference to the  
front of the unit. All circuitry referred to  
is located inside the unit.  
Indicates gun trigger was pulled and held for  
2 minutes without a welding arc established  
or there is a direct short between contact tip  
or wire and the workpiece. Release gun  
trigger and clear fault condition.  
Indicates a malfunction in Pulse MIG  
function. Check connection between pulse  
board and user interface board. Replace  
pulse board, if necessary.  
S
Help 0  
S
Help 10  
Indicates overheating on left side of unit  
(displays flash between OVER TEMP and  
HELP 1). Unit will shutdown until internal  
temperaturedrops within operational range.  
S
Help 5  
Indicates a trigger error when two gun  
triggers are activated at the same time.  
Release gun triggers to clear error.  
Indicates a malfunction in wire feed system  
and/or drive motor overcurrent condition.  
Check for proper spool brake adjustment or  
obstructions in wire feed system. Clean or  
replace liner, wire guides, or contact tip.  
S
Help 11  
S
Help 1  
Indicates a tach error when tach feedback  
signal is not present. Release and press gun  
trigger to reset tach signal. If error continues,  
contact a Factory Authorized Service Agent.  
Turn off primary input power and check input  
voltage per primary voltage rating of welder,  
and correct if necessary. If HELP 1 persists,  
S
Help 6  
Indicates a malfunction in wire feed system  
and/or external drive motor overcurrent con-  
dition (spool gun or push-pull gun). Check for  
proper spool brake adjustment or  
obstructions in wire feed system. Clean or  
replace liner, wire guides, or contact tip.  
this Indicates  
a
communication error  
between control board PC1 and user  
interface board. Contact nearest Factory  
Authorized Service Agent.  
S
Tip Save  
Indicates contact tip is directly shorted to  
workpiece. Arc shuts off in this condition,  
and message resets when tip is not touching  
workpiece and gun trigger is released.  
S
Help 2  
S
Help 7  
Indicates overheating on right side of unit  
(displays flash between OVER TEMP and  
HELP 2). Unit will shutdown until internal  
temperaturedrops within operational range.  
Indicates input voltage malfunction (voltage  
too high or too low) causing unit to  
automatically shut down. Turn off input  
primary power and check input voltage per  
primary voltage rating of welder. Unit will  
operate once input voltage is within  
specification and power to unit is turned off  
and back on.  
S
MM 350P  
When unit is turned on, this display indicates  
that pulse option is installed and operational.  
S
Help 3  
S
MM 350  
When unit is turned on, this display indicates  
that unit is either a MIG only machine or  
pulse option is installed but not operational.  
Indicates gun trigger was pulled and held  
during power up. Release gun trigger and  
clear fault condition. Also, this display can  
Indicate no open circuit voltage detected  
S
Help 8  
S
Jog XXX (Wire Feed Speed)  
when gun trigger is pulled and no arc Indicates a malfunction in the secondary  
power circuit of the unit. Check control board Indicates trigger is pressed, but no arc is  
detected within 3 seconds. Turn off primary  
input power and contact  
Authorized Service Agent.  
a
Factory  
PC1, and primary and secondary  
connections.  
detected. Wire feed speed goes to Jog wire  
feed speed after 3 seconds.  
SC-187 212-A  
OM-1327 Page 45  
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6-6. Troubleshooting  
Trouble  
Remedy  
No weld output; wire does not feed.  
Be sure line disconnect switch is On (see Section 3-15 or 3-16).  
Replace building line fuse or reset circuit breaker if open (see Section 3-15 or 3-16).  
Have Factory Authorized Service Agent check Power switch.  
Have Factory Authorized Service Agent check all board connections and main control board.  
No weld output; wire feeds.  
ThermistorRT1 or RT2 open (overheating). Allow fan to run; the unit will be enabled when it has cooled  
Connect work clamp to get good metal to metal contact.  
Replace contact tip (see gun Owner’s Manual).  
Have Factory Authorized Service Agent check main control board and main rectifier.  
Connect unit to proper input voltage or check for low line voltage (see Section 3-15 or 3-16).  
Have Factory Authorized Service Agent check main control board and user interface board.  
Low weld output.  
Low, high, or erratic wire speed.  
Readjust drive roll pressure (see Section 3-17).  
Replace inlet guide, contact tip, and/or liner if necessary (see gun Owner’s Manual).  
Have Factory Authorized Service Agent check input voltage.  
Have Factory Authorized Service Agent check main control board.  
Clear obstruction in gun contact tip or liner (see gun Owner’s Manual).  
Readjust drive roll pressure (see Section 3-17).  
No wire feed.  
Rethread welding wire (see Section 3-17).  
Check gun trigger and leads. Repair or replace gun if necessary.  
Have Factory Authorized Service Agent check main control board and user interface board.  
H − − message appears on voltmeter and ammeter displays to indicate thermistor RT1 or RT2 is open  
OM-1327 Page 46  
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Notes  
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SECTION 7 − ELECTRICAL DIAGRAM  
Figure 7-1. Circuit Diagram For 200V/230V/460V Models  
OM-1327 Page 48  
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224 242-B  
OM-1327 Page 49  
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Figure 7-2. Circuit Diagram For 460V/575V Models  
OM-1327 Page 50  
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223 926-B  
OM-1327 Page 51  
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SECTION 8 − PARTS LIST  
8-1. Drive Roll And Wire Guide Kits  
. Base selection of drive rolls upon the following recommended usages:  
1
2
3
4
5
V-Grooved rolls for hard wire.  
U-Grooved rolls for soft and soft shelled cored wires.  
U-Cogged rolls for extremely soft shelled wires (usually hard surfacing types).  
V-Knurled rolls for hard shelled cored wires.  
Drive roll types may be mixed to suit particular requirements (e.g. V-Knurled  
roll in combination with U-Grooved).  
Wire Diameter  
Decimal  
Drive Roll  
Wire Guide  
Kit No.  
Fraction  
.023/.025 in  
.030 in  
Metric  
0.6 mm  
0.8 mm  
0.9 mm  
Part No.  
087 130  
053 695  
053 700  
Type  
Inlet  
Intermediate  
056 206  
.023/.025 in  
.030 in  
087 132  
046 780  
046 781  
V-Grooved  
V-Grooved  
V-Grooved  
056 192  
056 192  
056 192  
056 206  
.035 in  
.035 in  
056 206  
.045 in  
.052 in  
1/16 in  
.045 in  
.052 in  
.062 in  
1.2 mm  
1.3 mm  
1.6 mm  
046 782  
046 783  
046 784  
V-Grooved  
V-Grooved  
V-Grooved  
056 193  
056 193  
056 195  
056 207  
056 207  
056 209  
053 697  
053 698  
053 699  
.035 in  
.045 in  
.052 in  
1/16 in  
.035 in  
.045 in  
.052 in  
1/16 in  
.035 in  
.045 in  
.052 in  
0.9 mm  
1.2 mm  
1.3 mm  
044 750  
046 785  
046 786  
046 787  
046 792  
046 793  
046 794  
046 795  
U-Grooved  
U-Grooved  
U-Grooved  
U-Grooved  
V-Knurled  
V-Knurled  
V-Knurled  
V-Knurled  
056 192  
056 193  
056 193  
056 195  
056 192  
056 193  
056 193  
056 195  
056 206  
056 207  
056 207  
056 209  
056 206  
056 207  
056 207  
056 209  
072 000  
053 701  
053 702  
.062 in  
.035 in  
1.6 mm  
0.9 mm  
053 706  
132 958  
.045 in  
.052 in  
.062 in  
1.2 mm  
1.3 mm  
1.6 mm  
132 957  
132 956  
132 955  
Ref. S-0025-D  
OM-1327 Page 52  
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Effective January 1, 2007  
(Equipment with a serial number preface of “LH” or newer)  
This limited warranty supersedes all previous Miller warranties and is exclusive with no other  
guarantees or warranties expressed or implied.  
Warranty Questions?  
LIMITED WARRANTY − Subject to the terms and conditions  
below, Miller Electric Mfg. Co., Appleton, Wisconsin, warrants to  
its original retail purchaser that new Miller equipment sold after  
the effective date of this limited warranty is free of defects in  
material and workmanship at the time it is shipped by Miller. THIS  
WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER  
WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE  
WARRANTIES OF MERCHANTABILITY AND FITNESS.  
*
Induction Heating Coils and Blankets, Cables, and  
Non-Electronic Controls  
Call  
1-800-4-A-MILLER  
for your local  
Miller distributor.  
*
*
*
*
*
*
APT & SAF Model Plasma Cutting Torches  
Remote Controls  
Accessory (Kits)  
Replacement Parts (No labor)  
Spoolmate Spoolguns  
Canvas Covers  
Within the warranty periods listed below, Miller will repair or  
replace any warranted parts or components that fail due to such  
defects in material or workmanship. Miller must be notified in  
writing within thirty (30) days of such defect or failure, at which  
time Miller will provide instructions on the warranty claim  
procedures to be followed.  
Your distributor also gives  
you ...  
Miller’s True Blue® Limited Warranty shall not apply to:  
Service  
1. Consumable components; such as contact tips,  
cutting nozzles, contactors, brushes, slip rings, relays  
or parts that fail due to normal wear. (Exception:  
brushes, slip rings, and relays are covered on Bobcat,  
Trailblazer, and Legend models.)  
You always get the fast,  
reliable response you  
need. Most replacement  
parts can be in your  
hands in 24 hours.  
Miller shall honor warranty claims on warranted equipment listed  
below in the event of such a failure within the warranty time  
periods. All warranty time periods start on the delivery date of the  
equipment to the original end-user purchaser, and not to exceed  
one year after the equipment is shipped to a North American  
distributor or eighteen months after the equipment is shipped to  
an International distributor.  
2. Items furnished by Miller, but manufactured by others, such  
as engines or trade accessories. These items are covered  
by the manufacturer’s warranty, if any.  
Support  
Need fast answers to the  
tough welding questions?  
Contact your distributor.  
The expertise of the  
distributor and Miller is  
there to help you, every  
step of the way.  
3. Equipment that has been modified by any party other than  
Miller, or equipment that has been improperly installed,  
improperly operated or misused based upon industry  
standards, or equipment which has not had reasonable and  
necessary maintenance, or equipment which has been  
used for operation outside of the specifications for the  
equipment.  
1. 5 Years Parts — 3 Years Labor  
*
Original main power rectifiers  
2. 3 Years — Parts and Labor  
*
*
*
*
*
*
*
*
Transformer/Rectifier Power Sources  
Plasma Arc Cutting Power Sources  
Process Controllers  
MILLER PRODUCTS ARE INTENDED FOR PURCHASE AND  
USE BY COMMERCIAL/INDUSTRIAL USERS AND PERSONS  
TRAINED AND EXPERIENCED IN THE USE AND  
MAINTENANCE OF WELDING EQUIPMENT.  
Semi-Automatic and Automatic Wire Feeders  
Inverter Power Sources (Unless Otherwise Stated)  
Water Coolant Systems (Integrated)  
Intellitig  
In the event of a warranty claim covered by this warranty, the  
exclusive remedies shall be, at Miller’s option: (1) repair; or (2)  
replacement; or, where authorized in writing by Miller in  
appropriate cases, (3) the reasonable cost of repair or  
replacement at an authorized Miller service station; or (4)  
payment of or credit for the purchase price (less reasonable  
depreciation based upon actual use) upon return of the goods at  
customer’s risk and expense. Miller’s option of repair or  
replacement will be F.O.B., Factory at Appleton, Wisconsin, or  
F.O.B. at a Miller authorized service facility as determined by  
Miller. Therefore no compensation or reimbursement for  
transportation costs of any kind will be allowed.  
Engine Driven Welding Generators  
(NOTE: Engines are warranted separately by the  
engine manufacturer.)  
3. 1 Year — Parts and Labor Unless Specified  
*
Motor Driven Guns (w/exception of Spoolmate  
Spoolguns)  
*
*
*
*
Positioners and Controllers  
Automatic Motion Devices  
RFCS Foot Controls  
TO THE EXTENT PERMITTED BY LAW, THE REMEDIES  
PROVIDED HEREIN ARE THE SOLE AND EXCLUSIVE  
REMEDIES. IN NO EVENT SHALL MILLER BE LIABLE FOR  
Induction Heating Power Sources, Coolers, and  
Electronic  
Controls/Recorders  
DIRECT,  
INDIRECT,  
SPECIAL,  
INCIDENTAL  
OR  
CONSEQUENTIAL DAMAGES (INCLUDING LOSS OF  
PROFIT), WHETHER BASED ON CONTRACT, TORT OR ANY  
OTHER LEGAL THEORY.  
*
*
*
*
*
*
*
*
*
*
Water Coolant Systems (Non-Integrated)  
Flowgauge and Flowmeter Regulators (No Labor)  
HF Units  
ANY EXPRESS WARRANTY NOT PROVIDED HEREIN AND  
Grids  
ANY  
IMPLIED  
WARRANTY,  
GUARANTY  
OR  
REPRESENTATION AS TO PERFORMANCE, AND ANY  
REMEDY FOR BREACH OF CONTRACT TORT OR ANY  
OTHER LEGAL THEORY WHICH, BUT FOR THIS  
PROVISION, MIGHT ARISE BY IMPLICATION, OPERATION  
OF LAW, CUSTOM OF TRADE OR COURSE OF DEALING,  
Spot Welders  
Load Banks  
Arc Stud Power Sources & Arc Stud Guns  
Racks  
INCLUDING  
ANY  
IMPLIED  
WARRANTY  
OF  
Running Gear/Trailers  
MERCHANTABILITY OR FITNESS FOR PARTICULAR  
PURPOSE, WITH RESPECT TO ANY AND ALL EQUIPMENT  
FURNISHED BY MILLER IS EXCLUDED AND DISCLAIMED  
BY MILLER.  
Plasma Cutting Torches (except APT & SAF  
Models)  
*
Field Options  
(NOTE: Field options are covered under True Blue®  
for the remaining warranty period of the product they  
are installed in, or for a minimum of one year —  
whichever is greater.)  
Some states in the U.S.A. do not allow limitations of how long an  
implied warranty lasts, or the exclusion of incidental, indirect,  
special or consequential damages, so the above limitation or  
exclusion may not apply to you. This warranty provides specific  
legal rights, and other rights may be available, but may vary from  
state to state.  
*
*
*
Bernard-Branded Mig Guns (No Labor)  
Weldcraft-Branded TIG Torches (No Labor)  
Subarc Wire Drive Assemblies  
In Canada, legislation in some provinces provides for certain  
additional warranties or remedies other than as stated herein,  
and to the extent that they may not be waived, the limitations and  
exclusions set out above may not apply. This Limited Warranty  
provides specific legal rights, and other rights may be available,  
4. 6 Months — Batteries  
5. 90 Days — Parts  
*
MIG Guns/TIG Torches and Subarc (SAW) Guns  
but may vary from province to province.  
miller_warr 2007−01  
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Owner’s Record  
Please complete and retain with your personal records.  
Model Name  
Purchase Date  
Distributor  
Address  
Serial/Style Number  
(Date which equipment was delivered to original customer.)  
City  
State  
Zip  
For Service  
Contact a DISTRIBUTOR or SERVICE AGENCY near you.  
Always provide Model Name and Serial/Style Number.  
Contact your Distributor for:  
Welding Supplies and Consumables  
Options and Accessories  
Personal Safety Equipment  
Service and Repair  
Miller Electric Mfg. Co.  
An Illinois Tool Works Company  
1635 West Spencer Street  
Appleton, WI 54914 USA  
Replacement Parts  
Training (Schools, Videos, Books)  
International Headquarters−USA  
USA Phone: 920-735-4505 Auto-Attended  
USA & Canada FAX: 920-735-4134  
International FAX: 920-735-4125  
Technical Manuals (Servicing Information  
and Parts)  
Circuit Diagrams  
European Headquarters −  
United Kingdom  
Phone: 44 (0) 1204-593493  
FAX: 44 (0) 1204-598066  
Welding Process Handbooks  
To locate a Distributor or Service Agency visit  
www.MillerWelds.com  
Contact the Delivering Carrier to:  
File a claim for loss or damage during  
shipment.  
For assistance in filing or settling claims, contact  
your distributor and/or equipment manufacturer’s  
Transportation Department.  
PRINTED IN USA  
© 2007 Miller Electric Mfg. Co.2007−01  
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