Repairs; Introduction; Malfunction Lists - Kerbl constanta4 Instrucciones De Uso

5. Repairs

5.1 Introduction

You can read up on troubleshooting measures on the next page. Only authorised technical personnel may carry out troubleshooting measu-
res marked with an *.

5.2 Malfunction lists

Contact an authorised service department to repair not listed malfunctions.
Motor component
Motor does not work
Motor protection switch always
turns itself off
Motor heats up
Motor runs very slowly
Motor vibrates
Motor makes very loud running
noises
Clipper head
Upper plate
does not move
Upper plate does not move over
the entire contact surface
Blades cut badly
Blades do not cut
Clipper head gets very hot
Cause
- No current
- Cable defective
- Switches or motor defective
- Motor protection switch off
- Rotor or pole ring defective
- Blades blocked
- Motor protection switch defective
- Air filters clogged
- Supply air covers clogged
- Shear blade tension too high
- Rotor or pole ring defective
- Carbon brush used up
- Rotor runs untrue
- Bearings are worn out
- Fan wheel broken
- Bearing defective
Cause
- Transmission defective
- Eccentric shaft defective
- Eccentric roller defective
- Upper blade and/or lower blade are blunt
- Blades haven't been sharpened well
- Shear blade tension too low
- Size cylinder defective
- Push rod defective
- Clipper head worn out
- Blades are blunt
- Shear blade tension too high
- Shear blade and/or eccentric without lubri-
cating film
Troubleshooting
Check socket and fuse
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Turn motor protection switch on
* Have replaced by specialised workshop
Repair blockage
* Have replaced by specialised workshop
Clean air filters
Clean or replace supply air covers
Tighten tension screw less. Replace the
blades, if they then don't cut anymore
* Have replaced by specialised workshop
* Have replaced by specialised workshop
* Have replaced by specialised workshop
* Have replaced by specialised workshop
* Have replaced by specialised workshop
* Have replaced by specialised workshop
Troubleshooting
*Have replaced by specialised workshop
*Have replaced by specialised workshop
Replace eccentric roller & mounting bracket
* Have specialised workshop resharpen blades
* Have specialised workshop resharpen blades
Increase tension with tension screw
Replace size cylinder
Replace push rod
*Replace clipper head
* Have specialised workshop resharpen blades
Reduce shear blade tension, poss.
resharpen blades and relubricate
with SAE 30 HD oil
26