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Item 62427
SAFET
y
Op
ERA
TION
M
AINTENANCE
SETU
p
Troubleshooting
problem
possible Causes
Likely Solutions
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.
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.
Tool operates
slowly.
1. Forcing tool to work too fast.
2. Battery Pack power low.
3. Battery Pack burnt-out.
1. Allow tool to work at its own rate.
2. Recharge Battery Pack.
3. Dispose of old Battery Pack properly or recycle.
Replace Battery Pack.
Performance
decreases
over time.
1. Bit dull or damaged.
2. Battery Pack wearing out.
1. Keep cutting bits sharp. Replace as needed.
2. Battery Pack capacity will gradually
decrease through use. If symptoms are severe, recycle
old Battery Pack (or dispose of properly) and replace it.
Excessive noise
or rattling.
Internal damage or wear. (Carbon
brushes or bearings, for example.)
Have technician service tool.
Overheating.
1. Forcing tool to work too fast.
2. Bit dull or damaged.
3. Blocked motor housing vents.
1. Allow tool to work at its own rate.
2. Keep cutting 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.
Follow all safety precautions whenever diagnosing or servicing the tool.
Disconnect Battery pack and Charger power supply before service.
