Maintenance; Bearing, - Chicago Electric 68012 Owner's Manual

Maintenance and Servicing
procedures not specifically explained in this manual must
be performed only by a qualified technician.
TO pREVENT SERIOUS INJURy FROM AccIDENTAL OpERATION:
Make sure that the power Switch is in the off‑position and unplug the tool from
its electrical outlet before performing any procedure in this section.
TO pREVENT SERIOUS INJURy FROM TOOL FAILURE:
Do not use damaged equipment. If abnormal noise or vibration
occurs, have the problem corrected before further use.
cleaning, Maintenance, and Lubrication
1. BEFORE EAcH USE, inspect the general
condition of the tool. Check for:
• leaking, swollen, or cracked battery pack,
• loose hardware,
• misalignment or binding of moving parts,
• cracked or broken parts, and
• any other condition that may
affect its safe operation.
Troubleshooting
problem
Tool will not start. 1. Battery Pack not properly connected.
2. Battery Pack not properly charged.
3. Battery Pack burnt-out.
4. Internal damage or wear.
Tool operates slowly. 1. Forcing tool to work too fast.
2. Battery Pack wearing out.
Performance 1. Carbon brushes worn or damaged.
decreases over time.
2. Bit dull or damaged.
Excessive noise Internal damage or wear. (Carbon
or rattling. brushes or bearings, for example.)
Overheating. 1. Forcing tool to work too fast.
2. Bit dull or damaged.
3. Blocked motor housing vents.
Follow all safety precautions whenever diagnosing or servicing the tool.
Disconnect Battery pack and charger power supply before service.
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possible causes
(Carbon brushes or
Power Switch, for example.)
For technical questions, please call 1‑800‑444‑3353.
2. AFTER USE, wipe external surfaces
of the tool with clean cloth.
3. Disconnect battery pack and store battery pack,
charger, and tool in dry, indoor area out of
reach of children and away from metal objects
(i.e., paperclips, coins) to prevent shorting.
4. Dispose of Battery pack properly.
Do not short, incinerate or open charger or
Battery pack. Keep charger and Battery pack dry.
Likely Solutions
1. Remove Battery Pack, make sure there are no
obstructions, reinsert the Battery Pack according
to its shape (it should only fit one way), and press
firmly until the Battery Pack locks in place.
2. Make sure Charger is connected and operating properly.
Give enough time for Battery Pack to recharge properly.
3. Dispose of old Battery Pack properly or recycle.
Replace Battery Pack.
4. Have technician service tool.
1. Allow tool to work at its own rate.
2. Dispose of old Battery Pack properly or recycle.
Replace Battery Pack.
1. Have qualified technician replace brushes.
2. Keep bits sharp. Replace as needed.
Have technician service tool.
1. Allow tool to work at its own rate.
2. Keep bits sharp. Replace as needed.
3. Wear ANSI-approved safety goggles and
NIOSH-approved dust mask/respirator while
blowing dust out of motor using compressed air.
Item 68012