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5.2 Malfunction lists
Motor component
Cause
Troubleshooting
Motor does not work
- No current
- Cable defective
- Switches or motor defective
- Motor protection switch off
Check socket and fuse
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Turn motor protection switch on
Motor protection switch always turns
itself off
- Motor defective
- Blades blocked
- Motor protection switch defective
- Air filters clogged
* Have replaced by specialised workshop
Repair blockage
* Have replaced by specialised workshop
Clean air filters
Motor heats up
- Supply air covers clogged
- Shear blade tension too high
Clean or replace supply air covers
Tighten tension screw less. Replace the
blades, if they then don’t cut anymore
Motor runs very slowly
- Motor defective
- Carbon brush used up
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Motor vibrates
- Rotor runs untrue
- Bearings are worn out
- Fan wheel broken
* Have replaced by specialised workshop
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Motor makes very loud running noises
- Bearing defective
* Have replaced by specialised workshop
Clipper head
Cause
Troubleshooting
Upper plate does not move
- Driven shaft defective
- Oscillating block defective
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Upper plate does not move over the
entire contact surface
- Eccentric worn
- Driven shaft defective
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Blades cut badly
- Upper blade or lower blade are blunt
- Blades haven’t been sharpened well
- Shear blade tension too low
* Have specialised workshop resharpen
blades
* Have specialised workshop resharpen
blades
Increase tension with tension screw
Blades do not cut
- Eccentric defective
- Driven shaft defective
- Clipper head worn out
* Have replaced by specialised workshop
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Clipper head gets very hot
-Bearing defective
- Shear blade tension too high
- Shear blade and/or eccentric
without lubricating film
* Have replaced by specialised workshop
Reduce shear blade tension
poss. resharpen blades and relubricate
with SAE 30 HD oil