FEIN Repair Tools
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Henne / MVK 06 / 06
Sahre / MVK 12 / 08
7/75
2.3. Troubleshooting
Fault:
Screwdriver not running
- Red LED flashes (1Hz) 1x/sec
-
Red LED flashes (1Hz) 1x/sec after
battery has been changed
-
Red LED lights up, battery is charged
-
Red LED flashes (2Hz) 2x/sec
- Red LED flashes (4Hz) 4x/sec
-
Mechanical operating noises
Remedy:
•
Insert new battery or recharge inserted
battery.
•
Remove battery, wait 20 sec and reinsert
battery
•
Insert 1/4" or 6 mm socket wrench into head
and turn socket wrench once or remove battery
and reinsert without activating the switch knob or
switch pushbutton
•
ASM overheating > leave ASM to cool down
•
Electronics defective > replace electronics
•
Relubricate transmission, replace if necessary,
fit cover plate correctly