Alpha ToolComHK Limited Grinder 225 User Manual

MANUAL  
Alpha® High-Speed  
Angle Grinder  
Instruction Manual  
Part No: HSG-125  
HSG-225  
103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114  
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HIGH-SPEED ANGLE GRINDER OVERVIEW  
Spindle  
Locking Pin  
Direction of  
Rotation Arrow  
Power Switch  
Side Handle  
Locking Flange  
Protection Guard  
w/ Clamp Screw  
Inside Flange  
Figure-1  
SPECIFICATIONS  
Power Supply........................................................... Single-Phase AC, 50 / 60 Hz  
Rating ............................................................................................ 115 / 230 Volts  
Amperage ............................................................................................ 7.2A / 3.6A  
Power........................................................................................................... 800W  
No-load Speed.....................................................................................9,700 RPM  
Max Disc Size......................................................................................5” / 125mm  
Arbor............................................................................................. 5/8”-11 / M14-2  
Weight.......................................................................................... 3.52 lbs / 1.6 kg  
Cord...............................................................................8.2ft / 2.5m Single Phase  
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ACCESSORIES  
(*Available in the 115V and 230V)  
Figure-2  
(**Only available in the 115V)  
COMPONENTS:  
1. Protective Cover w/ Clamp Screw (Part No. 130653)  
2. Side Handle (Part No. 130433)  
3. Inside Flange and Locking Flange Set with 7/8” Arbor (Part No. 136038 & 136039)*  
4. Pin spanner Wrench 34 mm (Part No. 130434)  
5. Extra Carbon Brush Set (Part No. 136046)  
6. Extra Inside Flange & Locking Flange Set with 20mm Arbor (Part No. 136040 & 136041)**  
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INTRODUCTION  
Thank you for purchasing the Alpha® High-Speed Angle Grinder. Please read this instruc-  
tion manual thoroughly to ensure safety and correct use of this tool. Keep this manual in  
a place where operators can access it easily whenever necessary.  
ABOUT THE SYMBOLS  
According to the hazard level, all safety notes in this manual are classified into “DANGER”,  
WARNING”, and “CAUTION”.  
DANGER!  
WARNING!  
CAUTION!  
Death or serious personal injury is imminent when handling this tool  
incorrectly.  
There is a possibility of death or serious personal injury when  
handling this tool incorrectly.  
There is a possibility of personal injury or property damage when  
handling this tool incorrectly.  
NOTE: In some situations, failing to observe WARNING notes could result in death or seri-  
ous personal injury. Be sure to read and observe the safety notes to ensure safety  
and correct use of the Angle Grinder.  
ELECTRICAL SYMBOLS  
The following show the symbols used for tool.  
V
A
Volts  
Amperes  
W
Watts  
Hz  
~ or a.c.  
n0  
Hertz  
Alternating Current  
No load speed  
…/min  
kg  
mm  
lbs  
Revolution or reciprocation per minute  
Kilograms  
Millimeters  
Pounds  
Protective Earth  
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CAUTION!  
The following are important notes for products, operation, and maintenance applicable to  
this High-Speed Angle Grinder.  
GENERAL SAFETY RULES  
WORK AREA  
Keep your work area clean and well lit. Cluttered benches and dark areas invite  
accidents.  
Do not operate power tools in explosive atmospheres, such as in the presence  
of flammable liquids, gases, or dust. Power tools may create sparks which may  
ignite the dust or fumes.  
Keep bystanders, children, and visitors away while operating a power tool.  
Distractions can cause you to lose control.  
ELECTRICAL SAFETY  
Grounded tools must be plugged into an outlet properly installed and grounded  
in accordance with all codes and ordinances. Never remove the grounding prong  
or modify the plug in any way. Do not use any adaptor plugs. Check with a qualified  
electrician if you are in doubt as to whether the outlet is properly grounded. If the tools  
should electrically malfunction or break down grounding provides a low resistance path  
to carry electricity away from the user.  
Avoid body contact with grounded surfaces, such as pipes, radiators, ranges, and  
refrigerators. There is an increased risk of electric shock if your body is grounded.  
Don’t expose power tools to rain or wet conditions. Water entering a power tool  
will increase the risk of electric shock.  
Do not abuse the cord. Never use the cord to carry the tools or pull the plug from an  
outlet. Keep cord away from heat, oil, sharp edges, or moving parts. Replace damaged  
cords immediately. Damaged cords increase the risk of electric shock.  
When operating a power tool outside, use an outdoor extension cord marked  
“W-A” or “W”. These cords are rated for outdoor use and reduce the risk of electric  
shock.  
PERSONAL SAFETY  
Stay alert, watch what you are doing and use common sense when operating  
a power tool. Do not use tool while tired or under the influence of drugs, alcohol, or  
medication. A moment of inattention while operating power tools may result in seri-  
ous personal injury.  
Dress properly. Do not wear loose clothing or jewelry. Contain long hair. Keep your  
hair, clothing, and gloves away from moving parts. Loose clothes, jewelry, or long hair  
can be caught in moving parts or drawn into air vents.  
Avoid accidental starting. Be sure switch is off before plugging in. Carrying tools with  
your finger on the switch or plugging in tools that have the switch on, invites accidents.  
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Remove adjusting keys or wrenches before turning the tool on. A wrench or a  
key that is left attached to a rotating part of the tool may result in personal injury.  
Do not overreach. Keep proper footing and balance at all times. Proper footing and  
balance enables better control of the tool in unexpected situations. Do not use on a  
ladder or unstable support.  
Use safety equipment. Always wear eye protection. Dust mask, nonskid safety  
shoes, hard hat, or hearing protection must be used for appropriate conditions.  
TOOL USE AND CARE  
Use clamps or other practical way to secure and support the workpiece to a  
stable platform. Holding the work by hand or against your body is unstable and may  
lead to loss of control.  
Do not force tool, use the correct tool for your application. The correct tool will do  
the job better and safer at the rate for which it is designed.  
Do not use tool if switch does not turn it on or off. Any tool that cannot be controlled  
with the switch is dangerous and must be repaired.  
Disconnect the plug from power source before making any adjustments, chang-  
ing accessories, or storing the tool. Such preventive safety measures reduce the  
risk of starting the tool accidentally.  
Store idle tools out of the reach of children and other untrained persons. Tools  
are dangerous in the hands of untrained users.  
Maintain tools with care. Keep tools sharp and clean for better and safer performance.  
Follow instructions for lubricating and changing accessories. Inspect the electrical cord  
periodically and if damaged, have it repaired by authorized service facility. Inspect  
extension cords periodically and replace if damaged. Keep handles dry, clean and  
free from oil and grease.  
Check for damaged parts. Before using the tool each day, a guard or other part  
that is damaged should be carefully checked to determine that it will operate properly  
and perform its intended function. Check for alignment of moving parts, breakage of  
parts, mounting, and any other conditions that may affect its operation. A guard or  
other part that is damaged should be properly repaired or replaced by an authorized  
service center unless otherwise indicated elsewhere in this instruction manual. Have  
defective switches replaced by authorized service center. Do not use the tool if it  
cannot be turned on and off by the switch.  
Use only accessories that are recommended by the manufacturer for your model.  
Accessories that may be suitable for one tool, may become hazardous when used  
on another tool.  
SERVICE  
Tool service must be performed only by qualified repair personnel. Service or  
maintenance performed by unqualified personnel could result in a risk of injury.  
When servicing a tool, use only identical replacement parts. Follow instructions in  
the Maintenance section of this manual. Use of unauthorized part or failure to follow  
Maintenance Instructions may create a risk of electric shock or injury.  
7
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SPECIFIC SAFETY RULES  
Accessories must be rated for at least the speed recommended on the tool  
warning label. Wheels and other accessories running over rated speed can fly apart  
and cause injury.  
Hold tool by insulated gripping surfaces when performing an operation where  
the cutting tool may contact hidden wiring or its own cord. Contact with a “live”  
wire will make exposed metal parts of the tool “live” and shock the operator.  
Know your power tool. Read operator`s manual carefully. Learn its application and  
limitations, as well as the specific potential hazards related to this tool. Following this  
rule will reduce the risk of electric shock, fire, or serious injury.  
Always wear safety glasses with side shields. Everyday eye-glasses have only  
impact resistant lenses; they are NOT safety glasses.  
Protect your lungs. Wear a face or dust mask if the operation is dusty.  
Protect your hearing. Wear hearing protection during extended periods of opera-  
tion.  
Inspect tool cords periodically and if damaged, have repaired at your nearest Fac-  
tory Service Center or other Authorized Service Organization. Constantly stay aware  
of cord location.  
Check damaged parts. Before further use of the tool, a guard or other part that is  
damaged should be carefully checked to determine that it will operate properly and  
perform its intended function. Check for alignment of moving parts, binding of moving  
parts, breakage of parts, mounting, and any other conditions that may affect its opera-  
tion, A guard or other part that is damaged should be properly repaired or replaced by  
an authorized service center.  
Make sure your extension cord is in good condition. When using an extension  
cord, be sure to use one heavy enough to carry the current your product will draw.  
An undersized cord will cause a drop in line voltage resulting in loss of power and  
overheating.  
Inspect for and remove all foreign objects from workpiece before polishing.  
Follow this rule will reduce the risk of serious personal injury.  
Drugs, alcohol, medication, Do not operate tool while under the influence of  
drugs, alcohol, or any medication. Follow this rule will reduce the risk of electric  
shock, fire, or serious personal injury.  
Keep hands away from polishing area. Follow this rule will reduce the risk of cuts,  
scrapes, or serious personal injury.  
Save these instruction. Refer to them frequently and use them to instruct others who  
may use this tool. If you loan someone this tool, loan them these instructions.  
USE PROPER EXTENSION CORDS  
Use only three-wire extension cords that have three-prong grounding-type plugs and  
three-pole receptacles that accept the tool’s plug. Make sure your extension cord is in  
good condition. Replace or repair damaged or worn cord immediately. When using an  
extension cord, be sure to use one heavy enough to carry the current your product will  
draw. An undersized cord will cause a drop in line voltage resulting in loss of power and  
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overheating. Below table shows the correct size to use depending on cord length and  
nameplate ampere rating. If in doubt, use the next heavier gauge. The smaller the gauge  
number, the heavier the cord.  
Total length of cord in feet (115V )  
Ampere Rating  
25ft  
50ft  
AWG  
100ft  
More Than Not More Than  
0
6
10  
12  
6
18  
18  
16  
14  
16  
16  
16  
12  
16  
14  
14  
10  
12  
16  
Not Recommended  
ADDITIONAL PRECAUTIONS FOR USING  
THE HIGH-SPEED ANGLE GRINDER  
In addition to the general safety notes described on the preceding pages, please read  
and observe the following precautionary notes before using the Angle Grinder.  
DANGER!  
SAFETY ADVICE  
Please note safety instructions on Page 3-5.  
Do not pierce the motor housing as this could damage the double insulation.  
Always remove plug from the outlet before making any changes to the settings or  
performing maintenance.  
Ensure the tool is switched off prior to plugging in.  
Keep power cable clear from working area of the machine. The power cable should  
always lead away from you and behind the operating area.  
Before use, check the machine, cable and plug for any damages or material fatigue.  
Only authorized service agents should perform repairs.  
After switching off, the machine will not idle down immediately. Allow the machine to  
come to a complete stop before putting it down.  
Always wear safety glasses and ear protection when working with this machine. It  
is further recommended to wear safety gloves, apron, as well as sturdy non-slipping  
shoes.  
Only use grinding discs whose permitted speed is at least as high as the highest no-  
load speed of the machine.  
Be sure wheels fit tool properly and securely. Do not modify the tool to force fit the  
wheel. Do not remove wheel cover.  
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Check grinding tools before use. The grinding wheel must be properly mounted and  
turn freely. Perform a test run for at least 30 seconds without any load. Do not use  
damaged, out of round or vibrating grinding tools.  
Immediately switch off the machine in case of considerable vibrations or if other  
malfunctions occur. Check the machine in order to find out the cause.  
Always use and store the grinding wheels according to the manufacturer’s instructions.  
The flange bolt must be tightened before starting to work with the machine.  
The work piece must be secured if it is not heavy enough to prevent movement.  
Do not use emery wheel.  
HOW TO GRIND  
WARNING!  
1. During operation, be sure to wear safety glasses and hearing protection.  
2. When using this grinder, some of the dust created contains chemicals known to cause  
cancer, birth defects or other reproductive harm. Some example of these chemicals  
are:  
a. Lead based paints  
b. Crystalline silica found in cement, bricks and other masonry products  
c. Arsenic and chromium coming from pressure-treated wood  
d. Pesticides and other chemicals that could have been applied to the work area  
3. An approved dust mask that protects the operator against these chemicals should be  
worn at all times. These dust masks are designed to filter out microscopic particles.  
DANGER!  
1. If you accidentally drop the machine, do not use until checking that the machine and  
grinding wheel are not cracked, deformed, or damaged.  
2. Grinding wheels and cutting tools used on this tool should be rated at or above the no  
load rating marked on this tool. Running grinding wheels over their rated speeds can  
fly apart and cause injury.  
CAUTION!  
1. Do not press the lock pin while the wheel is rotating.  
2. Do not turn the switch on with the lock pin pressed down.  
HOW TO HANDLE THE GRINDER  
1. It is not necessary to apply more force onto the machine than the force created by the  
weight of the machine itself.  
2. Applying excessive force may damage the grinding wheel and burn up the motor. Such  
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action may decrease the rotation speed which reduces the efficiency of the grinder.  
3. Hold the tool with both hands while starting; the torque from the motor will cause the  
tool to jerk.  
4. When the grinding wheel first comes into contact with the work surface or when the  
wheel is new, make contact slowly.  
5. Keep moving the tool in a circular motion to prevent grooving in the work surface.  
6. Hold the unit tightly to prevent it from walking, and remove the high spots in the work  
surface from the top down.  
HIGH-SPEED ANGLE GRINDER OPERATION  
CAUTION!  
Always be sure that the tool is switched off and unplugged before adjusting or checking  
function on tool. This tool is in accordance with IEC 60745, and it can be connected to  
electrical outlets without ground protection because of double installation. Radio suppres-  
sion complies with the international standard CISPR 14.  
MAIN CONNECTION  
Connect only to single-phase AC current supply and only to the main voltage specified on  
the rating plate.  
SWITCHING ON AND OFF  
CAUTION!  
Before plugging in the tool, always check the working voltage be sure that the voltage  
specified is on the name plate. Before plugging in the tool, always check to see that the  
slide switch actuates properly and returns to the “OFF” position when the rear of the slide  
switch is depressed.  
Switching on:  
Switch can be locked in “ ON” position for operator  
comfort during extended use. Apply caution when  
the locking tool is in the “ON” position and maintain  
firm grasp on tool.  
ON POSITION  
Push sliding switch to the forward position and  
depress the front part of the switch to lock into  
position as shown in Figure 3.  
Figure-3  
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OFF POSITION  
Switching off:  
To unlock, depress the back of the sliding switch.  
The switch will automatically move back as shown  
in Figure 4.  
Figure-4  
BEFORE USE  
DANGER!  
Before using the machine, check the following items. In particular, check items 1 to 5 before  
plugging the power supply cord into the power outlet.  
1. Check the working voltage.  
– Be sure the voltage specified on the rating plate is the voltage available at the  
power outlet. If the machine is used with higher voltage than specified, the motor  
will burnout. Any attempts to do so may damage the polisher and/or cause an  
accident.  
2. Make sure the ON/OFF switch is off.  
– If you plug in the power supply cord without realizing that the switch is ON, the  
machine will start and may cause an accident. Make sure the on/off switch trigger  
is out and the locking button is not engaged.  
3. Inspect the protective wheel cover.  
– Do not remove the wheel cover. It will protect you if the grinding wheel breaks.  
– Be sure to firmly attach the grinding wheel or any optional accessory.  
4. Inspect the grinding wheel.  
– Check if you have a specified wheel.  
– Never use cracked, chipped, or any damaged wheels.  
– Follow the procedures specified in the instruction manual to properly attach ap-  
plicable accessories.  
5. Check the power outlet.  
– When the plug of the power supply cord is easily pulled out of the power outlet,  
the outlet should be replaced. For such task, consult an electrician. If the power  
outlet is used on a continuous basis, it may overheat and cause accidents.  
6. Perform test runs.  
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WARNING!  
1. Before turning the switch ON, make sure the rotating parts are not touching  
anything. If the switch is turned ON while they are in contact with anything  
else, the wheel may get damaged and may cause injuries.  
2. When a new wheel is attached and the switch is turned ON, keep your body  
well away from the exposed sides of the wheel for a moment until the machine  
reaches its full speed.  
It is very dangerous to perform grinding operations using cracked, chipped or damaged  
wheels. Before starting grinding operations, keep the wheel away from anyone nearby. Be  
sure to perform a few test runs to check whether there are any abnormalities.  
Test run duration:  
• After replacing a wheel..........……………………at least 3 minutes  
• Before starting operations each day...................at least 1 minute  
ABOUT DOUBLE INSULATION  
This machine is designed with double insulation. Two insulations are used between the  
conductor and the outer body of the machine. An electric machine with the double insulation  
highly improves safety from electric shocks. Do not attach or replace unspecified parts and  
do not assemble incorrectly. This may cause the insulation to malfunction.  
LAWS AND REGULATIONS OF NOISE LEVELS  
Please observe local laws and regulations regarding noise level in order to avoid disturbing  
surrounding areas. Install a soundproof wall if required to comply with the local laws and  
regulations.  
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USING THE TOOL  
PROTECTIVE COVER INSTALLATION  
CAUTION!  
The protective cover should be used to prevent the dust and flying debris from hitting the  
operator or from going inside the tool. Failure to do so can shorten the life of the tool and  
void the limited warranty.  
Groove  
1. Slide the protective cover onto clamping collar so that  
the lip on the protective cover fits into the groove on  
the tool.  
2. Position the protective cover with the shield facing  
backwards as shown in Figure 6. Push down until  
the protective cover is firmly seated on the clamping  
collar.  
Figure-5  
Figure-7  
Figure-6  
3. Tighten the clamping screw to a snug  
fit. The protective cover should not be  
able to move.  
Figure-8  
14  
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ASSEMBLING SPINDLE ATTACHMENTS  
CAUTION!  
Do not leave threaded accessories on the spindle of the tool for extended periods of time,  
as this may result in making it difficult to remove these accessories.  
Note: The Alpha® High-Speed Angle Grinder has a 5/8”-11 spindle thread . It comes with  
two Inside Flange and Locking Flange sets: 20mm Arbor for 4” discs and 7/8” Arbor  
for 4-1/2” to 5” discs.  
To attach an approved spindle attachment to the tool, follow the steps below:  
CAUTION!  
Always disconnect the plug from the electrical outlet before carrying out any work on the  
machine.  
1. Mount the inside flange. (use the  
20mm Inside Flange and Locking  
Flange Set for 4” discs or the 7/8”  
Inside Flange and Locking Flange Set  
for 4-1/2”-5” discs).  
Figure-9  
2. Add the working tool and then the locking flange as shown in Figure 10 and 11.  
Cutting Wheel in photo is not included.  
Figure-10  
Figure-11  
15  
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3. While depressing the spindle button,  
rotate the spindle until the spindle lock  
button is inserted into the gear, thus  
locking the spindle in a fixed position.  
Figure-12  
4. With the spindle locked in place, turn the  
locking flange clockwise until hand-tight.  
Figure-13  
5. Use the 34mm pin spanner wrench to secure tightly.  
Figure-14  
DISASSEMBLING SPINDLE ATTACHMENTS  
Please follow the reverse procedure for disassembling the working tool from the grinder.  
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CHECKING AND REPLACING THE CARBON BRUSHES  
In order to keep the tool running correctly, you need to check the carbon brushes after  
every one hundred hours of use. Carbon brushes wear out over time based on the  
grinder’s usage. If a carbon brush is worn out, it may cause the motor to malfunction or  
fail to run. The carbon brushes should be replaced before the twisted wire reaches the  
bottom of the slot.  
DANGER!  
Be sure to unplug the power cord from the outlet before servicing the unit, to prevent  
electrical shock or starting the tool accidentally.  
REAR COVER REMOVAL  
1. Remove the rear case screws.  
Figure-15  
2. Hold grinder with one hand and pull the  
rear case straight back with the other  
hand.  
NOTE: Do not twist case in a side-to-side  
motion when pulling back.  
Figure-16  
2
Pull back the rear case until the carbon  
brush assembly is exposed.  
Figure-17  
17  
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Power Wire  
Carbon Brush  
Carbon Brush Assembly Parts  
Motor  
Housing  
Coil  
Spring  
Figure-18  
Carbon  
Brush Holder  
CARBON BRUSH HOLDER REMOVAL  
1. Disconnect the power wire from carbon brush  
holder.  
Note: Each grinder has 2 carbon brushes located  
on opposite sides of each other.  
Figure-19  
2. Remove the carbon brush holder from the  
motor housing by pulling the holder out with  
a pair of needle nose pliers.  
3. With the carbon brush holder removed, you  
can check and clean the armature commu-  
tator. The commutator is the contact points  
that the carbon brushes ride on when the  
motor is running. (See page 20 for cleaning  
the commutator)  
Figure-20  
18  
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4. Pictured on the left below, is a worn carbon brush in the holder (Note: the twisted  
wire is at the end of the slot and the carbon brush is almost flush with holder). On  
the right below, is a new carbon brush in the holder.  
Worn and New Carbon Brushes  
Worn  
New  
Figure-21  
NOTE: Carbon brushes sometime wear at different rates; however, both carbon brushes  
should be replaced at the same time.  
WARNING!  
Replacing the carbon brushes in this unit with non-Alpha® parts could damage the unit, and  
will void the warranty.  
CARBON BRUSH REMOVAL  
1. The carbon brush can be removed from the holder by pulling back the carbon brush  
spring and moving it to the side as shown in the photo on the left below. After reas-  
sembly, press the carbon brush in and out of the holder to make sure it moves freely and  
the twisted wire is not hitting the wire terminal or spring (see photo below on right).  
Removing and Installing the Carbon Brush  
Carbon Brush  
Spring  
Figure-22  
Twisted Wire  
19  
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2. Remove the old carbon brush and disconnect the wire terminal. If the inside of the  
holder is filled with dust, clean it before installing the new carbon brush. Upon instal-  
lation of the new carbon brush, make sure the twisted wire is in the slot and behind  
wire terminals on the holder (as in Figure 22 right photo).  
3. With the carbon brush holder removed, you can check and clean the armature com-  
mutator. The commutator is the contact points that the carbon brushes ride on when  
the motor is running.  
CLEANING THE COMMUTATOR  
Clean and Dirty Commutator  
Clean  
Dirty  
Figure-24  
Figure-23  
1. The commutator should be clean and shiny. If it is dull  
and black, you can clean it with a commutator cleaning  
stone.  
2. To clean the commutator, press the commutator  
cleaning stone against the commutator and  
rotate the armature by turning the spindle  
shaft by hand. Continue for a minute or until  
commutator is clean and shiny.  
INSTALLING THE CARBON BRUSHES  
Figure-25  
2. Reinstall the carbon brush holder into the slot on motor housing. Reconnect  
the power wire, ensuring that the wire path is correct.  
3. After both carbon brushes have been replaced, you can reassemble the rear cover.  
Make sure the power wires are in the tool to prevent pinching of the wires.  
20  
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ALPHA® HIGH-SPEED ANGLE GRINDER SCHEMATIC (HSG-125)  
21  
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ALPHA® HIGH-SPEED ANGLE GRINDER PARTS LIST (HSG-125)  
DRAWING NO.  
PART NO.  
130391  
130390  
130389  
130388  
130384  
130458  
130450  
130426  
130420  
130442  
130386  
130443  
130695  
130399  
136034  
130653  
130387  
131187  
136038  
DESCRIPTION  
O Ring 16×2  
Lock  
Spring  
Screw M4×7  
Gear Box Assembly  
Needle Bearing HK0709F (7×11×9)  
Snap Ring 13.5×1.2  
Lock Flange  
Small Gear+Oil Wiper  
Big Gear  
O Ring 54×1.5  
Gearbox Cover  
Screw M4×12  
Washer 17.2×30×0.2  
Spindle ( 5/8”-11 )  
Protective Cover  
O Ring 28×2  
Self-tapping Screw 3.9 x 28  
Inside Flange (22.2mm)  
PIECES  
1
2
3
4
5
6
7
8
1
1
1
2
1
1
1
1
1
1
1
2
4
1
1
1
1
4
1
1
1
1
1
1
2
1
1
1
1
9
11  
12  
13  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
28  
29  
30  
31  
32  
33  
Not Included Cutting Wheel  
136039  
130434  
130433  
136027  
130190  
130410  
130069  
130418  
130419  
Locking Flange  
Pin Spanner Wrench 34mm  
Side Handle for HSG-125  
Field Coil  
Rubber Insert Φ 5x7.5  
Air Bridge  
Fan  
Flange  
Ball Bearing 609-2RZ/C3 (9×24×7)  
22  
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ALPHA® HIGH-SPEED ANGLE GRINDER PARTS LIST (HSG-125)  
DRAWING NO.  
PART NO.  
136044  
130407  
130376  
130657  
130381  
130375  
130027  
130026  
130415  
130416  
130417  
136045  
130428  
130549  
136035  
136046  
130413  
130411  
130031  
136036  
135735  
136040*  
136041*  
DESCRIPTION  
PIECES  
34  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
51  
52  
53  
54  
55  
56  
57  
Armature Assembly  
Rear Motor Housing (Blue)  
Insulation Disc  
Condenser Assembly  
Ball Bearing 607-2Z (7×19×6)  
Bearing Sleeve  
Self-tapping Screw 3.9 X9.5  
Cable Clip  
Switch Rod  
Rod Button  
Rod Spring  
Cable  
Cable Sleeve  
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
2
2
2
2
1
1
2
1
Rear Cover  
Rated Plate  
Carbon Brush (2 pc Set)  
Connector (0.045m)  
Brush Holder  
Self-tapping Screw 3.9 x 19  
Brand Label  
Switch  
Inside Flange (20mm)  
Locking Flange (20mm)  
*Only available with the HSG-125.  
23  
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SERVICES AND WARRANTY INFORMATION  
LOANER PROGRAM  
Loaner tools can be issued to temporarily replace a tool that is being returned to Alpha®  
for repair. If more than one tool is being returned for repair, the number of loaner tools  
provided will be based on availability.  
If a loaner tool is required, contact Alpha® Tool Department at (800) 648-7229 to receive a  
Loaner ToolApplication. Avalid credit card number must be provided as a security deposit.  
The credit card will only be charged if the loaner tool is not returned toAlpha® within 30 days.  
An authorized signature is required for the credit card being used. A second signature is  
required as an agreement of the overall policy.  
NEED MORE INFORMATION  
For information on Alpha Professional Tools® complete product line, visit us on the web at  
WARRANTY  
Limited Warranty of Alpha® High-Speed Angle Grinder for the USA and Canada ONLY!  
Alpha Professional Tools® warrants this product against defects in material and  
workmanship for a period of 180 days from the date of original retail purchase (proof  
of purchase required). If Alpha Professional Tools® receives notice of such defects  
during the warranty period, our obligation assumed under this warranty is limited to  
the repair or replacement of parts, without charge. This warranty does not apply to tool  
accessories.  
For Warranty Claims: Send complete tool with all your information and details of the  
problem to your nearest Alpha® Repair Center, transportation prepaid. Do not send tool  
accessories.  
24  
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ALPHA® TOOL REPAIR SERVICE  
For more information concerning Alpha® tool repair service, please contact the  
Alpha® regional repair centers listed below:  
COMPANY HEADQUARTERS:  
Alpha Professional Tools®  
103 Bauer Drive  
Oakland, NJ 07436  
Hours of Operation:  
Telephone Number:  
8:30 a.m. – 5:00 p.m. EST  
201-337-3343  
Toll-Free Number:  
Website:  
800-648-7229  
25  
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EC DECLARATION OF CONFORMITY  
Name of Manufacturer:  
Address of Manufacturer:  
Alpha Professional Tools®  
103 Bauer Drive  
Oakland, NJ 07436  
USA  
Herewith declares that:  
ELECTRIC HAND TOOL:  
“High-Speed Angle Grinder”  
Make:  
Type:  
Alpha Professional Tools®  
HSG-125/HSG-225  
-Does comply with the provisions of the Low Voltage Directive 73/23EEC amended by  
93/68 EEC and Machinery Directive 98/37/EC.  
And furthermore declares that:  
-The following (parts/clauses of) harmonized standards have been applied:  
EN55014-1/ + A1: 2001, EN55014-2/ + A1: 2001, EN61000-3-2:2000, EN61000-3-  
3/+A1:2001.  
Year of affix CE Marking: 2008  
Oakland, New Jersey USA  
Nao Takahashi  
(President)  
26  
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PRODUCT REGISTRATION CARD  
Model No.  
Serial No.  
Company Name: ______________________________________________  
Name: ______________________________________________________  
Address: ____________________________________________________  
City: _______________________State: ________Zip: ________________  
Telephone: ___________________________________________________  
Purchase Date: _______________________________________________  
Dealer’s Name: _________________________________  
Note: Serial & Model Number must be included for proper registration.  
(800) 648-7229  
Register online at:  
Mail or Fax to:  
Alpha Professional Tools  
®
103 Bauer Drive, Oakland, NJ 07436  
Fax: 800-286-0114  
27  
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103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114  
11/2008  
Copyright © 2008 Alpha Professional Tools. All rights reserved.  
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