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6

Check the disc before mounting it into the angle
grinder. Check by striking it with a wooden handle
whilst balancing the disc on your finger. Listen for the
ring and do not use if dull, as the disc may be cracked.

When the disc is installed, run it for at least one minute
to ensure that it does not have a fault. It is always
advisable to stay out of the line of the disc when
testing or when using the tool. 

Do not use a disc marked with a lower RPM than that of
the no load speed shown on the rating plate. 

Use discs only of the prescribed diameter.

Never try to operate the angle grinder without the guard
in place.

Do not secure the angle grinder in a vice or work bench
and use it as a static grinder. It can lead to serious
injury.

Never apply excessive pressure to the disc. It might
shatter causing personal injury.

Ensure the work piece to be ground or cut, is held tight
in the vice or other clamping system. 

Always use the front handle and ensure a good grip on
the grinder housing with one hand and the handle with
the other hand before proceeding with any work. 

Make sure that the disc is not in contact with the work
when you start the grinder.

Be careful not to damage the spindle or either of the
disc flanges. Damage to these parts could result in disc
breakage.

Do not press the spindle lock button whilst the spindle
is turning.

Only use good quality grinding and cut off discs. Cheap
poor quality discs tend to glaze up which loads the
motor and can damage it. Use discs for their designated
purpose only. For instance, do not use cutting discs for
grinding or metal wheels on masonry.

Watch out for flying sparks. Hold the tool at an angle of

approximately 15º to 30º to the work piece surface.

Let the disc do the grinding or cutting at a reasonable
feed, as overloading will occur if too much pressure is
applied and the disc slows resulting in inefficient
cutting and possible damage to the motor. 

When using the grinder, use safety equipment including
safety goggles or shield, ear protection, dust mask and
protective clothing including safety gloves. 

Additional safety rules for sanders

Warnings.

Before connecting a tool to a power source

(mains switch power point receptacle, outlet, etc.) be sure
that the voltage supply is the same as that specified on
the nameplate of the tool. A power source with a voltage
greater than that specified for the tool can result in
serious injury to the user, as well as damage to the tool.
If in doubt, do not plug in the tool. Using a power source
with a voltage less than the nameplate rating is harmful
to the motor.

Always remove the plug from the mains socket before
making any adjustments or maintenance, including
changing the sanding belt.

• 

Fully unwind cable drum extensions to avoid potential
overheating.

• 

When an extension cable is required, you must ensure
that it has the right ampere rating for your power tool
and is in safe electrical condition.

• 

After long working periods external metal parts and
accessories could be hot.

• 

If possible, always use clamps or a vice to hold your
work.

• 

Always switch off before you put the sander down.

• 

Do not force the sander; let the tool do the work at a
reasonable speed. Overloading will occur if too much
pressure is applied and the motor slows resulting in
inefficient sanding and possible damage to the sander
motor.

Summary of Contents for POL1450

Page 1: ...POL1450 030901 Ed8 DR ...

Page 2: ... safety rules for sanders 5 Additional safety rules for angle grinders 6 Additional safety rules for polishers 7 Accessories 7 Unpacking 7 Know your product 8 Setting up 9 Operation in grinder mode 9 Operation in sander mode 11 Operation in polisher mode 12 Replacing the rubber disc 13 Maintenance 13 Cleaning 13 General inspection 13 2 ...

Page 3: ...721 in New Zealand Introduction Your new GMC power tool will more than satisfy your expectations It has been manufactured under stringent GMC Quality Standards to meet superior performance criteria You will find your new tool easy and safe to operate and with proper care it will give you many years of dependable service Caution Carefully read through this entire Instruction Manual before using you...

Page 4: ...work piece and parts of work piece Disc fracture Catapulting of disc pieces Damage to hearing if effective earmuffs are not worn Do not use discs that are deformed or cracked Always remove the plug from the mains socket before making any adjustments or maintenance including changing the disc Warning When using power tools basic safety precautions should always be taken to reduce the risk of fire e...

Page 5: ...tch what you are doing Use common sense Do not operate a power tool when you are tired 19 Check for damaged parts Before using a tool check that there are no damaged parts If a part is slightly damaged carefully determine if it will operate properly and perform its intended function Check for alignment of moving parts binding of moving parts breakage of parts proper mounting and any other conditio...

Page 6: ...scs for grinding or metal wheels on masonry Watch out for flying sparks Hold the tool at an angle of approximately 15º to 30º to the work piece surface Let the disc do the grinding or cutting at a reasonable feed as overloading will occur if too much pressure is applied and the disc slows resulting in inefficient cutting and possible damage to the motor When using the grinder use safety equipment ...

Page 7: ...errupted when operating the tool complete the process and switch off before looking up Periodically check that all nuts bolts and other fixings are properly tightened Always use the front handle and ensure a good grip on the polisher rear handle with one hand and the front handle with the other hand before proceeding with any work Make sure that the disc is not in contact with the work when you st...

Page 8: ...n 3 Variable speed dial 4 Rear handle 5 Soft grip 6 Mounting points for the multi position front handle 7 On Off switch 8 Lock off button 9 Multi position front handle 10 Rubber disc 11 Polishing sponge 12 Polishing bonnet 13 Sanding disc 14 Grinding disc 15 Disc guard 16 Inner flange 17 Outer flange 8 12 9 Sander Polisher Disc assembly 2 1 3 7 8 4 5 6 10 13 11 12 Grinder Depressed disc thicker th...

Page 9: ...ations 1 Fit the guard 15 onto the spindle collar and rotate to the required working position The closed side of the guard must always be facing the operator 2 Insert the guard securing screw and tighten using the matching nut Use the supplied Allen key to securely tighten the screw 3 Place the inner flange 16 onto the spindle making sure it fits securely 4 Ensure that the non threaded inner flang...

Page 10: ... disc from digging into the work piece first draw the grinder across the work piece towards the operator Once the leading edge of the disc is slightly worn down grinding can be conducted in either direction 5 Once the grinding or cutting is finished remove the disc from the work piece To turn the tool off release the on off trigger switch The lock off button 8 will re engage 6 The tool will stop P...

Page 11: ...ool are in good condition Plug the cordset into the mains socket 2 To start the tool depress the lock off button 8 and squeeze the on off trigger switch 7 Note Once the tool has started there is no need to maintain pressure on the lock off button 3 Do not overload the tool so that the disc slows down Let the tool do the work rather than applying pressure The weight of the tool alone provides suffi...

Page 12: ... polishing sponge and secure it with a simple overhand knot 6 Tuck the drawstring into the bonnet 7 Remove the bonnet by loosening the drawstring and slipping the bonnet off the polishing sponge Applying polish Most polishes are either in paste or liquid form Before using any polish read all directions on appropriate applications and proper use Switching on and off 1 To start the tool first ensure...

Page 13: ...ring that it is tight on the spindle and that it rotates fully and does not wobble unduly 5 Run the grinder sander polisher at no load for at least one minute to ensure the new disc is in good condition Make sure you are wearing all the safety gear and that you face the polisher away from you Maintenance All the bearings are sealed ball bearings lubricated for life and require no maintenance Power...

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Page 16: ...ce to make suggestions or give comments about any GMC product With continuing product development changes may have occurred which render the product received slightly different to that shown in this instruction manual The manufacturer reserves the right to change specifications without notice Note Specifications may differ from country to country The GMC 777 Helpline operates from 7am to 7pm 7 day...

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