CERTIFIED
OWNER’S MANUAL
Table of Contents
1. Safety Guidelines ···················································2
2. Specifications ·························································6
3. Use ···········································································7
4. Parts ········································································7
5. Incorporated ···························································10
GENERATOR / WELDER
5-1 Eco Welding
10
10
10
10
12
13
15
5-2 Display
DGW310DMC
5-3 Frequency Change
5-4 Monitor Lamp
5-5 Remote Control (Option)
5-6 Earth Leakage Relay/Grounding
5-7 Slow-Down Feature
DGW310MC
Sound Proof
6. Initialization & Pre-check ·······································16
6-1 Checking Engine Oil
6-2 Checking Coolant/Water
6-3 Checking Fuel
16
17
18
18
19
Vertical, Water-Cooled
4-Cycle Diesel Engine
6-4 Leakage Check for the above
6-5 Checking Battery
7. Operation ································································20
7-1 Start
7-2 Stop
20
22
8. Welding Operation ··················································22
8-1 Selection – Welding Cable
8-2 Polarity
22
23
23
24
Caution
8-3 Connection – Welding Cable
8-4 Welding
Do not operate the generator/
welder, or any other appliance,
before you have read and
9
Generator Operation ·············································26
9.1 Output Range
9-2 Output Limitation
9-3 Operation
26
27
28
understand the instructions for use
and keep near for readily use
10 Simultaneous Use – Weld & Generate ··············30
11 Checking & Maintenance ····································31
12 Long-term Storage ··············································36
13 Trouble Shooting ················································37
14. Warranty Sheet (Type B)········································39
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Introduction
Thank you for purchasing Shindaiwa Sound Proof Diesel Engine Generator.
●This user manual was prepared to ensure the safe operation of this equipment. Therefore,
the manufacturer of this equipment strongly recommends that the user follow the
instructions herein, to avoid unnecessary accidents and repairs.
● Please operate this equipment after thoroughly reviewing and understanding the contents of
this manual.
● Please attach this manual, if the equipment will be sub-leased.
● Please store this manual near the equipment for easy reference.
● Following conversion will be used throughout the manual to indicate the degree of cautions.
Danger: Can cause serious injuries or death
Caution: Can cause minor injuries or damage to the equipment or other
properties.
Caution : Other types of caution
Even some of the items noted in
Caution may lead to serious injuries.
Please read every item and follow all the safety guidelines.
1
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1. Safety Guidelines
Danger: Suffocation from exhaust fume
● Exhaust fume from the engine contains many elements harmful to human.
Do not operate this equipment in poorly ventilated areas, such as inside a
room or in a tunnel.
Danger: Electric Shock
● Do not touch the output terminals during operation
● Do not insert metal objects (such as pin or wire) into receptacle
● Do not touch wires or electric parts inside the equipment during operation.
● Before connecting or disconnecting a load cable from output terminals, always turn the circuit
breaker to OFF position.
● Before connecting or disconnecting a load cable from output terminals, always turn the circuit
breaker to OFF position.
● Before connection or disconnection a welding cable from DC output terminal, stop the engine
and remove the engine key.
● Before performing any equipment check or maintenance, stop the engine and remove the
engine key. A maintenance person should always keep the key.
Danger: Burns
● Do not open the radiator cap while operating this equipment or immediately after stopping the
equipment, to avoid sustaining burns from hot vapor.
Danger: Injuries
● Close all doors and place locks during operating this equipment, to avoid injuries by
unintentional touching a cooling fan and fan belt.
Caution: Suffocation from exhaust fume
● Do not point the exhaust fume toward pedestrians or building.
Caution: Suffocation from exhaust fume
● Be sure to wear a fume proof mask in operation, because welding fume contains poisonous gas
and dust. Pay attention to the airflow direction and ventilation also in order to prevent from
inhaling the fume.
2
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Caution: Injuries to eye and skin
● Be sure to wear spark protection glass (es), long-sleeve shirts, gloves, etc. in order to protect
eyes and skin from harmful spark in welding.
● Battery fluid contains diluted sulfuric acid. Avoid contact with eyes skin or on clothing.
If the acid comes in contact, especially with eyes, flush water with a lot of water and contact a
physician immediately.
Caution: Electric Shock
● Do not flush water onto the equipment nor operate it in the rain.
Caution: Explosion
● Do not use the equipment or charge the battery, in the case the battery fluid level is lower than
the LOWER level.
● Battery may emit some combustible gas, so keep it away from fire and sparks.
Caution: Fire
●The equipment run on Diesel Oil. When refueling, always stop the engine and keep away from
fire. Moreover, always wait until the engine cools down before refueling.
● Always wire any drip of Diesel fuel or lubrication oil. Do not use this equipment when any leak is
found. Repair it before use.
●Temperature around muffler and exhaust can get extremely high. Keep any
inflammable items (such as fuel, gas, paint, etc.) away from the equipment.
● Always operate this equipment on flat surface, at least 1 meter away from any objects (wall, box,
etc.)
● Always operate this equipment on flat surface and at least
1 meter away from any objects (wall, box, etc.)
● Do not connect AC output to any indoor wiring.
● Always wait until the equipment cools down, before placing any covering
material for storage.
3
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Caution: Burns
● Do not touch the engine and muffler during operation and immediately after stopping the equipment,
for the temperature can reach extremely high.
● When checking engine oil or changing oil, always stop the engine, and wait until the engine cools
down. If you open either the oil gauge or the oil plug during operation, hot oil may cause some
injuries.
● Be sure to wear leather gloves, apron, shoe covers, eye protection glass (es) (mask), safety shoes,
and safety cap and long sleeve shirts, because welding splashes spatters.
Caution: Injuries
● When lifting the equipment, always use a lift hook. Do not lift the handle, for it may cause the
equipment to drop due to handle breaking off.
● When carrying the equipment by truck, fix it strongly to keep the equipment from sliding as roping
two points of handle.
● Always place the equipment on a flat and stable surface, to keep it from sliding. Be sure to lock the
wheels for with wheel type.
● When starting the engine, turn off the connected equipment
● And set the circuit breaker to OFF position.
● Do not move the equipment during operation.
● When performing equipment check and maintenance, always stop the engine.
● Do not operate the equipment if the equipment are modified or parts are removed
4
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■Location of warning labels
When any warning label becomes unreadable or damaged, place a new label on the appropriate location.
When ordering a new label, use the following part number.
1. Suffocation from exhaust fume
2. Suffocation from welding fume
3. Electric Shock
4. Electric Shock
5. Injuries
(No.19402-00106)
(No.19402-00107)
(No.19402-00102)
(No.19402-00103)
(No.19402-00109)
(No.19402-00108)
(No.19402-00112)
6. Burns
7. Burns
DGW310DMC
7
6
1
2
4
5
5
3
DGW310MC
7
6
1
2
3
4
5
5
5
5
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2. Specifications
Model
DGW310DMC
DGW310MC
Generating Method
Rotating Field
260 280
30.4 31.2
100
Rated Current
(A)
(V)
Rated Load Voltage
Rated Duty Cycle
Rated Speed
(%)
min-1)
(V)
3000 3600
No Load Voltage
MAX 85
30 160
2.0 4.0
30 160
2.0 4.0
Adjustable Range
(A)
Welding generator
Eco
Eco
Welding Rod
(φ)
70 280/85 310
2.6 6.0
35 280/45 310
2.0 6.0
Adjustable Range
Welding Rod
(A)
Output
change
Single
Dual
Normal
(φ)
35 150/45 160
2.0 4.0
Adjustable Range
Welding Rod
(A)
(φ)
Rated Frequency
Rated Speed
Phase
(Hz)
min-1)
50/60
3000 3600
1-Phase
1.0
3-Phase
200/220
0.8
Rated Voltage
Power Factor
(V)
100/110
6
200/220
AC Generator
8
Rated Output
(kVA)
Receptacle1.5kVA×2 and
output terminal
9.9
(Output Total)
Rate
Continuous
Model
Kubota D722
Method
Vertical In-lined Water Cooled 3 Cylinders Diesel Engine
0.719
Displacement
Rated Output
Fuel
(L)
(kW{PS}/ min-1)
11.7{15.9}/3000 14.0{19.0}/3600
Diesel Fuel No.JIS2
Engine
Lubricant
API Class CD or better
3.8(effective1.4)
Lubricant Volume
Coolant Volume
Starting Method
(L)
(L)
3.0(including sub tank 0.6)
Starter Motor
Battery
46B24L
37
Fuel Tank Capacity
(L)
1410 (1280 Canopy Length)
Length
Width
Height
(mm)
(mm)
(mm)
Dimension
566
760 (870 with wheel)
Dry Weight
Full Weight
(kg)
(kg)
338 (348 w/wheel)
382 (392 w/wheel)
333 (343 w/wheel)
377 (387 w/wheel)
6
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3. Use
● Arc Welding
● Electric Tools and Home Appliances
● Power Supply to lights
Caution Damage to the property and secondary damage
●Do not use other than the above purposes
●Never use it without consulting with medical equipment manufacturer, doctor, hospital and
obtaining confirmation in Hospital.
4. Parts
DGW310DMC
Breaker
Display
Starter Switch
Display Change SW
Slow Down SW
Frequency Change SW
Output Change SW
Welding Terminal A
Welding Terminal B
Fuse
(Upper10A Lower 50A)
Battery
Front Door
Under Plate
Grounding Terminal
7
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DGW310MC
Breaker
Display
Starter Switch
Display Change SW
Slow Down SW
Frequency Change SW
Output Change SW
3P Output Terminal
Welding Terminal
Fuse(Upper10A Lower 50A)
Battery
Front Door
Under Plate
Grounding Terminal
DGW310DMC
Air Cleaner
AC 1-P 100V output
Sub tank
Oil gauge
AC 3-P 200V out
ELCB grounding terminal
Fuel lever /Strainer
Oil inlet
Fuel drain plug
Oil drain plug
Water drain plug
8
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DGW310MC
Air Cleaner
Sub tank
Oil gauge
Oil inlet
Fuel lever /Strainer
Fuel drain plug
Oil drain plug
Water drain plug
DGW310MC
DGW310DMC
Oil filter
Fuel inlet
Lift hook
Exhaust gas outlet
Handle
Handle
9
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5. Incorporated
5-1. Eco Welding
The equipment is incorporated in Eco Welding Feature that is aiming at performing
The low noise, the lower fuel consumption and the low gas emission than those of conventional models.
When you turn the selector switch to Eco, you will be able to weld with Max 4.0mmφ rod at the slow
down speed.
Caution
●When welding is performed, do not turn the output selector switch which causes the burnout of the
switch
●Eco is designed for welding only. The breaker activates to TRIP, in case it is used for AC Output
5-2. Display
The equipment is incorporated in Digital Display. It displays Voltage , Hour , Speed successively,
by changing the display selector switch.
Caution
●During operation, voltage meter always displays the voltage in 200/220V, 3-Phase both at the
breaker position ON
and OFF
.
5-3. Frequency Selection
Selector either 50 or 60Hz by the selector switch on the front panel, in accordance with the load
frequency.
5-4. Monitor Lamp
The equipment incorporates monitor lamps as Water Temperature
Pressure
Under normal condition, when the starter switch is turned from STOP to REN , the lamps of, BATTERY
CHARGING and OIL Pressure turned To ON and all the lamps turn to OFF after the Engine starts.
,
Battery Charging
and Oil
.
When abnormality happens in running, monitor lamps flicker
And the engine stops automatically.
In the case the automatic shutdown is engaged, turn the starter switch to STOP once, and then restart
the engine. When the automatic shutdown is engaged again, check which lamp turns ON or OFF and
point out where the abnormality is.
Water Temp
Charge
Oil Pres
Preheat
10
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(1) Water Temperature Monitor Lamp
Danger: Injuries
●Close all the doors and place lock during operation, to avoid injuries by unintentional touch of cooling
fan or fan belt.
Danger: Burns
Caution: Burns
●Do not touch the engine and muffler during operation and immediately after stopping it, for
When the water temperature rises abnormally, the water temperature lamp flashes and the automatic
shutdown will be engaged.
When this happens, check water tank and replenish if needed. Refer to 6-2. Check the water
temperature
If the water level is normal, there may be possibility of overload. Always use the equipment within the
rated duty cycle and output power.
(2) Battery Charge Monitor Lamp
When the battery charge becomes unable during operation, the monitor lamp flashes and the automatic
shutdown is engaged.
Please consult with our authorized distributor or service section.
Caution
●The monitor cannot detect battery degradation or insufficient battery liquid.
Be sure to check battery liquid level periodically.
(Refer to 6-5. Battery Check
)
(3) Oil Pressure Monitor Lamp
Danger: Injuries
●Close all the doors and place lock during operation, to avoid injuries by unintentional touch
of cooling fan or fan belt.
11
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Caution: Burns
●Do not touch the engine and muffler during operation and immediately after stopping it, for the
temperature can reach extremely high
●When checking engine oil or changing oil, always stop the engine, and wait until the engine
cools down. If you open either the oil gauge or the oil plug during operation, hot oil may cause
some injuries.
When the oil pressure drops during operation, the monitor lamp flashes and the automatic shutdown is
engaged. When this occurs, check the engine oil level and replenish the maximum level if needed.
Caution
●The monitor cannot detect the degradation of engine oil. Please check engine oil periodically and replenish if
needed.
(Refer to 11. Checking and Maintenance
)
●Check fuse next, when the abnormality other than Water Temp , Charge or Oil Pressure is detected.
If a fuse is burnet, consult with our authorized distributor or our service section, because there may be an
abnormality of electric/electronic parts or wiring and repairing may be required.
(Refer to 4. Parts
)
5-5. Remote Control Box (Option)
You can make remote control by connecting our remote control box
cover
■How to connect remote control box
1. Remove the remote control
Receptacle cover.
screw
DMC: M5 Screw x 2 pcs
MC: M4 Screw x 2 pcs
cover
screw
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2 Insert the extension cord plug into
The receptacle.
In case of DGW310DMC, insert either A or B to be remote controlled.
3 Insert the plug into the receptacle of extension cord reel.
You can use 3 reels in series (30mx3)
Caution
●Never connect a remote control box plug to a receptacle of extension reel connected to AC100/110 Output
receptacle in the equipment. The abnormality lamp in the box turns ON to show abnormality when it is
connected by mistake.
●Never connect any device to a receptacle in the extension reel other than a remote controller.
●In case of using the cord reel incorporating ELCB set the ELCB ON and use.
5-6. ELCB and Grounding
Danger: Electric Shock
●Ground every grounding terminal to the earth as set in the manual. If even one of all is unconnected by
mistake or accident, it will make much more dangerous for human than the NO RELAY case, because
leaking current inevitably goes through the body.
●Even though all the terminals of the loads have been grounded to the earth, the bonnet grounding
thermal should be grounded to the earth.
●Grounding should be made after the engine stopped.
●Whenever the ELCB relay has activated, you should repair the leaking part always first of all.
Caution
●The ELCB activates only for AC output.
●ELCB activates when AC output is used with the output selector switch at ECO position for protection
load damage.
The circuit breaker is incorporated with ELCB to protect electric shock
The breaker trips when current leakage is detected due to insufficient insulation of loads
The specifications of ELCB are as follows.
●Rated Sensitive Current less than 30mA (Grounding Resistance less than 500Ω)
●Activation Time
less than 0.1 second
13
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(1) Grounding
A qualified electrician should perform the grounding work for the following 3 points. (Ground Resistance
less than 500Ω)
●The ELCB grounding terminal
ELCB Grounding terminal
●The bonnet grounding terminal
●The load bonnet terminal
Caution
Bonnet Grounding terminal
●In the event you cannot ground, consult with our
authorized distributor or our service section.
Earth lod
(2) Operation Check
1. Turn a tarter switch from STOP to RUN
2. Set the breaker lever to ON
3. Push a test button in the breaker.
(The device is normal when ELCB Lamp (Red) turns ON and the lever positions at the middle of
ON and OFF ).
4. Push the reset button.
(The ELCB lamp (red) turns OFF)
5. Push down the breaker lever OFF
6. Proceed with engine start procedure once returning a starter switch to
.
.
.
STOP
.
In the event you cannot complete all steps as above, the device is out of order. Consult with our
authorized distributor or our service section.
ELCB Lamp
Reset Button
Test Button
14
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(3) The ELCB has activated
Caution: Electric Shock/Injuries
●Be sure to disconnect all the loads to the equipment when turning the breaker ON
again after ELCB has activated.
ELCB lamp (Red) turns ON and the breaker lever positions at the middle of
and OFF
.
In that case, reset the ELCB per the following procedure after having finished the leaked points.
1. Push the reset button.
2. Push the breaker lever down to OFF
.
The above procedure brings restoration of the breaker lever to ON
.
Caution
● In the case ELCB monitor lamps keep OFF on using, it means that
AC Output over supply or AC output Supply under output selector switch positions at ECO. Refer to 9-3.
Operation to recover.
5-7. Slow-down Feature
The Slow-down feature is to set the engine speed low automatically (in about 8seconds) for the purpose of
reducing noise and fuel consumption, whenever no welding operation or electric supply is performed.
In the case of using the Slow-Down feature, turn the slow-down switch to ON. By the condition, the engine
automatically moves to high speed, whenever welding operation or electric supply starts.
Caution: Damage to properties
●When using the load with magnet switch, turn the slow-down switch
OFF
.
Caution
● When the load less than 0.5A are connected to use, the slow-down feature does not function
sometimes. So, turn the switch OFF
● When welding and AC supply are used alternately or intermittently, turn the switch
.
OFF
.
● When the output selector switch is at ECO ,the engine does not turn to high speed.
15
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6. Initialization and Pre-check
Caution: Fire/Burns/Injuries
● When checking engine, always stop the engine and keep away from hire.
Wait until the engine cools down before performing any check.
6-1. Engine Oil
When checking engine oil, be sure to
Keep the equipment leveled and insert
The oil gauge all the way in.
Before starting the equipment, make
Sure to fill the engine oil to the UPPER
Line through the oil inlet.
Oil Drain Plug
Oil Gage
Oil Plug
Oil Inlet
Caution
●If the equipment is not levels, you cannot obtain accurate oil level. Do not overfill (over UPPER line) the
engine oil. The excessive oil may damage the engine (inside cylinder).
■Selection of proper engine oil
Select the proper viscosity engine oil in compliance with ambient temperature. (Refer to the chart below)
Caution
●Use the API class CD or higher.
Viscosity and temperature
Temperature
Viscosity
Over+20
SAE30
+10 +20
SAE20
-10 +40
SAE10W/30
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6-2. Coolant and Water
Danger: Injuries
● Close all doors and locks during operating equipment to avoid injuries by accidental touch cooling fan or
fan belt.
Danger: Burns
● Do not open the radiator cap while operating the equipment or immediately after stopping the equipment to
avoid sustaining burn from hot vapor.
Caution: Burns
● Do not touch the engine or muffler during operation or immediately after stopping the equipment for
the temperature can reach extremely high.
Check to see if the coolant/water level is between FULL and LOW in the sub tank.
If it is below
LOW level, fill he tank and the radiator accordingly.
(1) Filling the sub tank
Cap
1. Remove the sub tank cap.
2. Fill up the sub tank to FULL level.
3. Install the cap again.
Sub Tank
(2) Filling the radiator
1. Open the top plate.
2. Remove the radiator cap.
3. Fill the radiator up to the top/
4. Install the cap again and tighten.
5. Close the top plate.
Sub tank
Caution
● Use Long Life Coolant to prevent from freeze and rust.
(30% mixture LLC is filled when shipped out from factory)
Top Door
Radiator
Cap
17
Water Inlet
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● Mixture ratio of the coolant should be 30%-45% depending on the ambient temperature.
● Replace LLC at every year or 2000 hours.
Recommended LLC concentration (for reference only)
Lowest Temp.
Mixture Ratio
-15
-20
-30
30%
35%
45%
6-3 Fuel
Caution: Fire
●Always wipe any drip of fuel. Do not use the equipment when any leak is found.
Repair the equipment before use.
Check the fuel level and add the fuel if it is necessary.
Caution
●Use Diesel Fuel JIS No.2 in the event ambient temperature down to -5
●In colder area, use JIS No.3 (down
To -15 .) or JIS No. Special 3
Tank Cap
Strainer
(down to -25
)
●Always use fuel strainer in the
fuel inlet.
●Fill the fuel tank slightly less
than the FULL tank.
Fuel Inlet
6-4.Fuel, Engine Oil and Water Leakage
Caution: Fire
●Do not use the equipment when any leak is found. Repair the equipment before use.
Be sure to check any leakage for fuel, oil and coolant/water at the hose connections by opening the side
doors. Whenever checking leakage, turn the fuel lever OPEN and be sure to close the fuel lever after
checking.
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6-5 Battery
Caution: Injuries to eye and skin
● Battery Fluid contains diluted sulfuric acid. Avoid contact
with eyes, skin or clothing.
● If the acid comes to contact, especially with eyes, flush with a lot of water and contact to a doctor
immediately.
Caution: Explosion
● Do not use the equipment or charge the battery in the case battery
Fluid level is lower than the LOWER level.
● Battery emits some combustible gas, so keep it away from fire and spark.
1. Check the fluid level. If the level is near or
Terminal
lower than the LOWER level, add distilled
water until the fluid level reaches UPPER.
Upper level
2 Make sure that the battery cables are firmly
secured to the posts.
Lower level
Tighten the clamps if it is necessary.
Caution
● Check the hydrometer of the battery fluid. If it falls below 1.23, the battery requires recharging. Consult
with our authorized distributor or our service department.
■Replacing battery
1. Remove the under plate.
Fix Plate
Ins Cap
+ terminal
(M6 bolt x 2)
Terminal
2. Remove the cable on
(Always on side first)
3. Remove the battery fixing plate.
-
side.
+
4. Remove the cable on
5. Remove the battery.
+
side.
Under Plate
Reinstall a new battery in the reverse order.
(Install always the cable to the
Caution
+
positive post first in a new battery.
● Use the following battery.
46B24L
● When replacing a battery, remove the under plate firstly. Otherwise the battery slanted and the fluid
may leak and contact to eye or skin.
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7. Operation
Danger: Suffocation from exhaust fume
●Exhaust fume from engine contains many elements harmful to human. Do not operate this
equipment in poorly ventilated area such as inside room or in tunnel
Caution: Suffocation from exhaust fume
●Do not point the exhaust fume toward pedestrians or building.
Caution: Fire
●Temperature around muffler and exhaust can get extremely high. Keep any inflammable items
(such as fuel, gas, paint, etc.) away from the equipment.
●Always operate this equipment on flat surface and at least 1 meter away from any objects (wall,
box, etc.)
Caution: Injuries
●Always place the equipment on flat and stable surface to keep the equipment from sliding and lock
wheels if they have.
●Before starting, turn the load switch OFF and set the
Equipment breaker OFF
.
7-1. Starting
1. Turn the breakers to OFF
2. Turn the fuel lever to OPEN
3. Turn the Slow-Down Switch to ON
.
.
.
4. When the temperature is below 5 turn and keep the starter Switch at PREHEAT until the preheat
lamp turns OFF (about 5 seconds).
5. Turn the starter switch to START . And then the engine starts by the starter motor.
CAUTION
● Do not drive the starter motor for more than 15 seconds successively.
● If you need to restart, wait for 30 seconds or more before retry.
6. Once the engine has started, release hand offs the starter switch.
Caution
● Once the engine has started, never turn the switch to START
.
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7. Keep the engine idle for about 5 minutes.
Slow-down switch
Breaker
Starter
Fuel lever
Close
Open
■Restarting after stopping due to fuel shortage
This equipment is incorporated in automatic vacuuming air feature. Therefore, even though the engine
stops due to fuel run out, you can restart the engine easily by the following steps.
1. Turn the breakers to OFF
2. Turn the starter switch to STOP
3. Fill the fuel.
.
4. Turn the slow-down switch to ON
.
5. Turn the starter switch to START and drive the starter motor for about 10 seconds.
6. Release the starter switch, promptly as the engine started.
7. Wait for about 1 minute to vacuum the air out. The engine peed becomes stable when the air is
extracted.
Caution
● Never turn the engine NORMAL speed or connected the loads until the air is extracted completely (until
the engine becomes stable).
21
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7-2 Stopping
1. Turn the breaker to OFF
.
2 .Turn the slow-down switch to ON
3. Keep the engine (cool down) for about 5 minutes.
4. Turn the starter switch to STOP
.
.
5. After the engine stops, turn the fuel lever to CLOSE
.
Caution
● When the engine will not stop in spite of turning the starter switch to STOP, turn the fuel lever to CLOSE,
then the engine will stop in a few minutes. In this case, be sure to consult with our authorized distributor
or our service section and ask to repair.
8. Welding Operation
8-1. Selection – Welding Cable
Select the cable in proper gauge, based on the allowable amperage and the length, per the table shown
below.
The welding capacity is to reduce if the small gauge or long cable is used.
Caution
● Welding cables should be used unstrained. When the welding cable are used in swirl, the welding
capacity is to reduce
Size of Cable Unit mm2
Return
Length
20m
30m
40m
60m
80m
100m
Current
300A
30
22
22
22
22
38
30
30
22
22
50
38
30
22
22
80
60
50
38
30
100
80
60
50
30
125
100
80
250A
200A
150A
100A
60
38
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8-2. Polarity
There are 2 welding output terminals
+
and
-
.
Select the polarity according to the operation, referring to the table below.
Caution
●Welding Rods
Application
General Welding such as
construction
Connection
-
to Holder (Rod)
Normal
+ to Earth (Material)
Thin Plate, Build-UP Welding - to Earth (Material)
Stainless Steel + to Holder (Rod)
Reverse
8-3. Connection – Welding Cable
Danger: Electric Shock
● Before connecting or disconnecting welding cable to terminal, stop the engine and
Remove the engine key. A person performing should always keep the key.
1. Stop the engine
Rod Holder
Cable
2. Connect a cable to a crimping terminal, a rod holder and
a material holder.
Crimping terminal
3. As to DGW310DMC, connect the cable
referring the chart below.
Holder
ECO (Single)
Rod
Single
Rod
Dual
Rod
Φ2.0 φ4.0
Φ2.6 φ6.0
Φ2.0 φ4.0
Welding Output Terminal
A
Welding Output
Terminal A
Welding Output
Terminal A
&
Welding Output Terminal
B
Caution
●Be sure to crimp a crimping terminal to a cable and connect the cable to welding cable to welding
output terminal. Otherwise the terminal may burn out by the heat due to insufficient connections.
● Use a cable with a crimping terminal. To weld binding bare wires to an output terminal, the terminal
may burn out by the heat caused by insufficient connections and also bare wires may touch the
bonnet to bring short-circuit.
23
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8-4. Welding
Caution: Suffocation from welding fume
● Be sure to wear a welding mask in operation, because welding fume contains poisonous
gas and dust. Pay full attention to the airflow and direction and sufficient ventilation also in
order to prevent from inhaling fume.
Caution: Injuries to eyes and skin
● Be sure to wear spark protection glass (refer to the table below), long-
sleeve shirts, gloves, etc. in order to protect eyes and skin from harmful
spark in welding.
Standard for Spark Protection Glass (Japan Industrial Standard)
No.
7
8
8
10
11
12
13
Current (A)
Caution: Fire
30 75
76 200
201 400
● Keep any inflammables and easily burning item away from the place in welding, because
welding splashes spatter.
Caution: Burn
●
Be sure to wear leather gloves, apron, shoe covers, eye protection glass, safety shoes, safety cap and
long-sleeve shirts, because welding splashes spatter.
Caution
●Never turn the output selector switch during welding, because
it must cause the burnout of the switch.
(1) DGW310DMC
The equipment can be operated 2 persons simultaneously.
Each person can adjust the welding current individually.
The current adjustable range by the dial changes at the output
selector switch position.
Current
Dial A
Current
Dial B
1 Turn the selector switch properly according to operation.
2 Adjust the voltage by the current adjustable dial. Refer to
the following chart next.
Selector
Switch
Terminal A
Terminal B
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Welding Current at the dial position (A)
Position
ECO
Freq
MIN
30
1
45
90
110
45
55
2
3
4
5
MAX
160
280
310
150
160
70
95
120
145
260
290
140
150
70
135
155
70
175
200
95
215
245
115
125
1 Person
50Hz
60Hz
50Hz
60Hz
Single
85
35
2 Persons
Dual
45
80
105
The values are for reference only. The length or the ambient temperature each affects the value.
When the remote control box is used, the value may change to some degree.
(2) DGW310MC
The current adjustable range by the dial changes at the output selector switch position.
1 Turn the selector switch properly according to operation.
Current
Dial
2 Adjust the voltage by the current adjustable dial. Refer to
the following chart next.
Selector
Switch
Output
Terminal
Welding Current at the dial position (A)
Position
ECO
Freq
MIN
30
1
2
3
4
5
MAX
45
60
70
70
95
120 145 160
50Hz
60Hz
35
110 160 205 255 280
125 180 230 285 310
Regular
45
The values are for reference only. The length or the ambient temperature each affects the value.
When the remote control box is used, the value may change to some degree.
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9. Genrating Operation
9-1. Output Range
(1) 3-P 200/220V (3-P 4-Wires)
Maximum output from the terminals at 200/220
9.9kVA
U
V
W
O
UP to 9.9 kVA
(2)1-P 200/220V
1-P 200/220V is supplied by 1 pair out of 3 terminals.
Max. output by 1 pair is 6kVA and the maximum
output for 3 pairs total is 8kVA, which please note.
You should connect the load for 3 pairs evenly as
possible to terminals.
U
W
V
O
Upto6kVA
Upto6kVA
Upto6kVA
Total 8kvA max
(3) 1-P 100/110V
up to 1.5kVA
Up to 1.5kVA
1-P 100/110V is supplied by 2 receptacles and1-P
terminal set. Max 1.5kVA is supplied through 1
receptacle and max 3kVA is supplied from 1-P
terminal set.
Receptacle
Terminal
up to 3kVA
Max output by 2 receptacles and
1 terminal set is 6kVA.
Total 6kVA
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9-2. Output Limitation
Please refer to the table below, because electric tools and home appliances cannot be judged only by the
rated.
The rated output or the power consumption due to the efficiency and character of components.
Applicable Load (For reference only)
Capacity(kW)
3-P 200/
1-P 100/110V
1-P 200/220V
220V
Loads
Terminal
receptacle
total
Receptacle
1pce
Terminal
1 set
Terminal Total 3 terminal
Terminal
1 set
set
8.0
4.0
Electric Bulb, Heater, etc.
1.5
0.7
0.6
3.0
1.5
1.2
6.0
3.0
2.4
6.0
―
―
―
Electric Tools, etc. (Series
motor)
3.0
Mercury Lamp (high power
factor type)
2.4
2.4
3.2
3.2
Submersible Pump,
Compressor, etc. (induction
motor)
0.6
1.2
2.4
4.0
Series Motor
Motor with brush
Brushless Motor
Induction Motor
The value described is OUTPUT for induction motor load and
POWER CONSUMPTION for the other equipment.
Caution
● Be sure to use the frequency designated in the equipment incorporated in mercury
bulb or induction motor.
● The load incorporated in motor may require bigger power than the rated power
consumption.
So, consult with our authorized distributor or our engineering section to clarify.
● When connection to use 2 or more sets, start the load one by one, not to start them simultaneously.
● When starting a mercury bulb ON again, wait for about 15 minutes until it cools down.
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9-3. Operation
Danger: Electric Shock
●Before connection or disconnecting a load cable from the receptacle, always turn the circuit breakers
(3-P and 1-P) to OFF. And stop engine and remove the engine key. A person to perform it should
always keep the key.
●Ground every grounding terminal to the earth as set in the manual.
If even one of all is unconnected, by mistake or accident, it must be much more dangerous for human
body than NO CONNECTION, because a leaking current inevitably goes through the body.
●Even though all the current leakage relays in the loads have been grounded to the earth, the
grounding terminal and the bonnet (canopy) should be grounded to the earth.
●Grounding should be made after the engine is stopped.
●Whenever the current leakage breaker activates, you should repair the leaking point first of all.
Caution: Injuries
●Be sure to connect to the output terminals or insert a plug to a receptacle, after confirming that all the
switches in the loads are positioned at OFF.
●Be sure to select the correct frequency, designated in the loads.
Caution: Damage to the property – Aftermath
●Whenever connecting to use medical equipment or appliances, be sure to consult
with the medical equipment company, doctor or hospital personnel.
●Be sure to select the correct frequency, designated in the loads.
Otherwise the loads may be damaged.
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Caution
●The AC volt meter reads 3-P 200/200V apart from the circuit breakers position at
ON
or OFF
when the engine driving.
After the engine starts Refer to
7-1.Starting , operate as per the following procedures.
1 Turn the power switch off on the load.
2 Check and confirm the breakers position at
OFF
.
3 Select the correct frequency, designated in the loads.
4 Connect the loads to receptacle or terminals.
5 Close the terminal cover and fix it with the bolts.
6 Turn the breakers to
ON
.
Output
Terminal
Cover
3-P/1-P 200/220V
Output Terminals
MC
Breaker
DMC
Receptacle
1-P 100/110V
Output Terminals
Breaker
Receptacle
Terminal
Cover
1-P 100/110V
Output Terminals
1-P/3-P
200/220V
Output
Terminals
■ Return -The circuit breaker has activated due to overload
Caution: Injuries
●Be sure to turn the power switch to OFF on the load when returning the circuit breaker to ON again,
when the circuit breaker has activated.
When the electric supply exceeds the rated output, the breaker activates to trip in order to shut down the
circuit. Check the breakers when the load stops operation.
ELCB lamp is to turn OFF in the case of overload shutdown. When the lamp keeps ON, refer to 5-6.
ELCB and Grounding
.
When any breaker has activated, return the circuit breaker per the followings procedure.
1 Turn OFF all the power switches on the loads.
2 Once push down the breaker lever to OFF , push up the lever to ON
Caution
.
●Take care for overload, referring to 9-2 Output Limitation
●The breaker activates when having used AC output in the selector switch at ECO position. In the
case stop using AC supply and return the breaker as above.
29
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10. Simultaneous use of Generating and Welding
The circuit breakers react on the AC power supply circuit only. In the simultaneous use of welding and
generating, there may be happen overload to the engine. Refer to the following table and limit AC power use.
Limitation of AC Power Supply in the simultaneous use of welding and generating (60Hz)
DGW310DMC
Welding Output
Rod/Current
AC Power Output
3-P Output (PF 0.8)
Select
Dual
1-P Output
7.4kVA
5.7kVA
5.1kVA
4.1kVA
1.6kVA
0kVA
φ2.0mm/60A
φ2.6mm/120A
φ3.2mm/140A
φ4.0mm/170A
φ5.0mm/240A
φ6.0mm/300A
9.3kVA
7.2kVA
6.4kVA
5.2kVA
2.0kVA
0kVA
Dual
Dual
Dual
Single
Single
The 1-P figure shown is the total output of 1-P 100/110V and 200/220V.
DGW310MC
Welding Output
Rod/Current
AC Power Output
Select
Regular
Regular
Regular
Regular
Regular
Regular
3-P Output
9.3kVA
7.2kVA
6.4kVA
5.2kVA
2.0kVA
0kVA
1-P Output
7.4kVA
5.7kVA
5.1kVA
4.1kVA
1.6kVA
0kVA
φ2.0mm/60A
φ2.6mm/120A
φ3.2mm/140A
φ4.0mm/170A
φ5.0mm/240A
φ6.0mm/300A
The 1-P figure shown is the total output of 1-P 100/110V and 200/220V.
Caution
●Simultaneous use of Welding and AC Power is NOT available.
●Avoid simultaneous use in the case high welding quality is required.
30
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11. Check and Maintenance
Danger: Electric Shock/Injuries
●Before checking, stop the engine and remove the engine key which to be kept by the person to do.
●Do not open the doors during operation or just after, because the cooling fan or driving belts can enwind the
body.
Danger: Burns
●Never open a radiator cap during operation or just after operation, because of avoid
burns from hot vapor.
Caution: Fire/Burns
● Keep the equipment far away from fire.
● Do not touch the engine and muffler during operation or immediately after stopping the equipment, for the
temperature reaches extremely high.
Caution: Injuries to eyes and skin
● Battery fluid contains diluted sulfuric acid. Avoid contact with eyes, skin or on clothing.
● If the fluid comes in contact, especially with eyes, flush with a lot of Water and contact to a physician
immediately.
Caution: Explosion
● Do not use the equipment or charge the battery, in the case the battery fluid level is lower than LOWER
level.
● Battery may emit some combustible gas, so keep it away from fire and sparks.
Caution
● Besides pre-check before operation, qualified person only should do check and maintenance.
● Our authorized distributor or our service section only should do the job marked ● in the table.
● Use the genuine parts only for replacement.
● Use the tray to receive when draining the waste fluids.
●
Be sure to comply with the regulations when discarding hazardous substances such as oil, fuel, coolant (LLC), filter,
battery, etc.
● To protect the environment, never discard the waste fluid to the grounds, the rivers, lakes, the oceans,
etc.
To optimize the use of the equipment, be sure to perform the check and maintenance based on the following
table. Use the hour meter on it as rough standard for operation time
31
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Check Time
Every
Check Items
Startup
Every
Every
Every
Every
At 50 hrs
100 hrs
200 hrs
400 hrs
1000 hrs
2000 hrs
1 Check and supply fuel
○
○
Check and supply engine
2
oil
1st
2nd or after
3 Change engine oil
○
○
1st
2nd or after
4 Change oil filter
○
○
5 Check/Add water/coolant
6 Change Water/Coolant
7 Clean Fuel Strainer
8 Change Fuel Filter Element
○
○
Or 2 yrs
1st
2nd or after
○
○
○
Drain Water/Clean Fuel
9
○
Tank
Check Leakage Fuel, Oil,
10
○
○
Water
11 Check Battery Fluid/Add Fluid
12 Clean Air Element
1st
2nd or after
○
○
13 Change Air Filter Element
14 Adjust V Belt Tension
15 Change V Belt
○
1st
2nd or after
●
●
●
Or 2 yrs
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Check Time
Every
Check Items
Startup
Every
Every
Every
Every
At 50 hrs
100 hrs
200 hrs
400 hrs
1000 hrs
2000 hrs
Clean Radiator Fin
(Outer)
16
●
●
17 Clean Radiator (Inner)
Change Fuel Hose, Coolant
18 Hose, Oil Hose,
●
Anti-Vibration Rubber
Or 2 yrs
Adjust/Plane Engine
19
●
●
Valve Clearance
Adjust
Plane
20 Check/Adjust Injection Nozzle
●
Check/Adjust Injection
21
●
Nozzle
(1)Change Engine Oil
1st
At 50 hrs
2nd or after
Every 100 hrs
Oil Gauge
1 Remove the oil plug.
2 Remove the oil drain plug and
drain the oil completely.
Oil Inlet Oil Gauge
Oil Drain Plug
3 Reinstall the oil drain plug tightly.
4 Checking the oil level by the oil level
gauge, replenish oil up to the UPPER level though the oil inlet.
(About 38 Liter)
5 Reinstall the oil plug tightly.
Caution
●Refer to 6-1. Check Engine Oil to decide Engine Oil.
●Change the packing to the new one in the oil drain plug whenever changing engine oil.
●Packing No.: C090―58961 (Kubota)
●After reinstalling the oil drain plug tightly, keep the engine drive for a while to check no engine oil leakage
and then stop the engine.
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2) Change Oil Filter
1st
At 50 hrs
2nd or after
Every 200 hrs
1 Drain the oil as described in
(1)Change Engine Oil
.
2 Remove the oil filter using an oil filter wrench.
3 Smear a little engine oil on the rubber gasket of a new filter.
4 Screw the new filter into place and tighten it by
Hand until the gasket contact seat. Then give it
additional 1.1/4 turns using an oil filter wrench.
5 Supply engine oil.
Oil filter
Gasket
Caution
●If an oil filter wrench is not available to get, contact our authorized
distributor or our service section to change.
●Oil Filter Part No.:15853-32433 (Kubota)
●After supplying engine oil, keep the engine drive for
a while to check no engine oil leakage and then stop the engine
(3) Clean/Change Air Element
Clean
1st at 50 hrs 2nd or after 100 hrs
Change
Every 400 hrs
Air Cleaner
Clip
1 Loosen the wing bolts in the cleaner and
remove the air element.
2 Clean or replace the air element.
Dried contaminants adhere
Blow up compressed air from inside
the element.
Air Cleaner cap
Carbon or oil adhere
Air element
Replace to a new one.
3 Reinstall it in reverse order.
Clip
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Caution
●Clean more frequently when it is used in dusty environment.
●Air Element Part No.: 1G347-11181 (Kubota)
(4) Clean/Change Fuel Strainer
Clean
1st at 50 hrs 2nd or after 200 hrs
Every 400 hrs
Change
1 Turn the fuel lever to CLOSE
.
Close
Fuel lever
2
Unscrew the retainer ring counterclockwise
Retainer ring
And remove the cup and filter element.
Discard any dust or water inside the cup
and clean the filter by blowing compressed
air. (or replace element)
Open
3
Cup
4 Reassemble it back.
Caution
●Be sure to check for any contaminants on the packing whenever reinstalling the cup.
●Be sure to confirm no fuel leakage by opening the fuel lever
to OPEN . Turn the lever to CLOSE finally after confirmation.
●Fuel Element Part No.: 16271-43561 (Kubota)
(5) Drain water in fuel tank
Drain
At every 200 hrs
1 Unscrew the fuel drain plug.
2 Reinstall the drain plug after draining
water completely.
Fuel Drain Plug
Caution
●
Change the packing whenever draining water.
● Packing Part No.: 6C090―58961 (Kubota)
● Confirm no fuel leakage after reinstalling the fuel drain plug.
35
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(6) Change Coolant/Water
Change
At 2000 hrs or 2 yrs
Total capacity: 3L (including Sub Tank: 0.6L
Top Door
Radiator
Cap
1 Open the top door.
2 Remove the radiator cap.
3 Remove the water drain plug.
4 After draining all the water, reinstall
the water drain plug.
Water Inlet
Sub Tank
Caution
●Change the packing whenever changing
coolant/water.
●Packing Part No.: 6C090―58961 (Kubota)
5 Replace all the water in the sub tank.
6 Fill water to Max Level (to the water inlet)
7 Reinstall the radiator cap.
Coolant Drain Plug
8 Close the top door.
Caution
●After supplying water, keep the engine drive for
a while to check no water leakage and then stop the engine
12. Long-Term Storage
Danger: Electric Shock
●. When performing check and maintenance, always stop the engine
Caution: Injuries
●When performing check and maintenance always stop the engine
Caution: Fire/Burns
● Keep the equipment far away from fire.
● Do not touch the engine and muffler during operation or immediately after stopping the equipment for the
temperature reaches extremely high.
36
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If the equipment will not be used for more than 2 months, perform the following maintenance and storage
procedure.
1 Remove the battery. (Refer to 6-5. Check Battery
2 Change the engine oil. (Refer to 11. Check & Maintenance
3 Drain the fuel from the fuel tank and the strainer. Refer to 11. Check & Maintenance
4 Clean all the parts, cover the equipment and keep in the clean and dry place.
Caution
● Recharge the removed battery once a month.
13. Troubleshooting
Danger: Electric Shock
●Do not operate the equipment if the equipment or you are wet.
●Before performing any equipment check or maintenance, stop the engine.
Caution: Injuries
●Before performing any equipment check or maintenance, stop the engine.
Caution: Fire/Burns
●Keep the equipment far away form fire.
●Do not touch the engine and muffler during operation or immediately after
stopping the equipment for the temperature reaches extremely high.
Follow the guideline below when performing any troubleshooting. If you can
not resolve the problem by the troubleshooting guide, contact our authorized
distributor or our service section to request the repair.
Symptoms
Presumable Causes
1. BatteryWeak
Actions
1. Recharge the Battery
Starter motor will not start
2. BatteryDead
2. Replace the battery
1. FuelLever at CLOSE
1. FuelLever to CLOSE
2. Insufficient Fuel
3. Water orcontaminants
in the fuel
2. Replenish fuel
3. Drain water or Clean
FuelTank & Strainer
4. Repair
The engine willnotstart
4. Fuse burnt
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Symptoms
Presumable Causes
1. Insufficient Oil
Actions
1. Replenish Oil
The engine starts but
stalls immediately
2. HighWaterTemperature,
Insufficient Coolant/Water
3. Unable to charge
2. Keep the rated
Replenish coolant/water
3. Repair
Blackor whitesmokeexhaust
from the muffler successively
1. Overload
1. Keep the rated output
1. Turn the lever to CLOSE
to stop and repair
1. Stop Solenoid Disorder
The engine wont stop
1. Output Selector Switch
at ECO or DUAL
1. Change to SINGLE
or REGULAR
2. Freq. Switch at 50Hz
2 Change to 60Hz
3. Turnitclockwisemore
3. Current DialPosition
Welding Arc is weak
4.PoorContactonCables
4 Connect sufficiently
5. Changethecableas per SELECTION–WELD
CABLES
5. Improper Diameter or Length of Cable
6.PoorContacttomaterial
7. Simultaneous use
6. Connect securely
7. Stop using AC Output
1 Change to ECO
or DUAL
1.OutputSelectorSwitch
at SINGLE or REGULAR
2. Current DialPosition
1. Breaker at ON
Welding Arc is too
strong
2. Turn it counterclockwisemore
1 Change to ON
NO AC Output
2.Changeto SINGLE , DUAL o
REGULAR
2.Selector Switch at ECO
1. Change to the load frequency
1. Wrong Frequency
2. The rated current of load exceeds the rated
outputoftheequipment
Weak AC Output
2.Referto OUTPUTLIMITATION
3. Simultaneous use
Stop welding
1.WeldingCableshort-circuit
1. Repair the short-circuit
2. Chang the slow-down
switch to OFF
Slow-down does not
activate
2 Thepowerconsumption
Oftheloadis0.5Aorbelow
1. Connect to the remote control
receptacle
1.ConnectedtoAC100/110Vreceptaclebymistake
Remote Control does
not work
2. Connected AC100V load to remote control
receptacle
2. Disconnect the AC100V plug
3 Change the switch to ON
3.Theswitch(breaker)onthecordreelat OFF
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Warranty Sheet
Type-B
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MEMO
Shindaiwa Corporation
Hiroshima Japan
2006.10
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