ABOP 6, 10, 13-2
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FEIN retains all rights of disposal, such as copying and circulation.
C-SC_CSSM
2012.08
66/69
Version 1
8. Troubleshooting
Fault
Cause
Remedy
Motor not running.
Motor is defective.
Check electrics with test board.
Switch is defective.
Check electrics with test board.
Battery plug contacts have come loose.
Check components.
Motor is running out of round.
Speed fluctuates.
Bearing / gearbox is defective.
Check components.
Motor only turning in one
direction.
Plug on motor has come loose or is not secure.
Check components.
Gear changeover is not working.
Leaf springs not sitting in guide sleeve.
Check components.
Clutch ring inserted incorrectly.
Check components.
The small circlip is not correctly seated on the
drill shaft.
Check components.
Ball has jammed in a hole in the drive (burrs).
Remove burrs.
