Insufficient pressure on
the blades
Tapered pins of the
clamping yoke are falling
out
Insufficient/poor shearing
Problem
The motor does not turn
on
Weak motor operation
The overload switch cycles
off
Motor section overheats
Cover brush loose
Defective tensioning
link
Missing sliding sleeve
Sliding sleeve worn
out
Worn rotary fork
Worn pressure yokes
Safety catches on
tension links are
falling out
Worn blades and
comb plate
Blade tension too low
Cutting head not
sharpened properly
MOTOR OPERATION
Possible cause
No power supply
Defective power cord.
On/off switch or
motor damaged
The overload switch is
off
Worn-out carbon
brushes
Defective rotor or
stator
Blades are jammed
Air filter blocked
Defective rotor or
stator
Defective overload
switch
Air filter blocked
Blade tension too high
Reattach the cover brush
Replace the tensioning link
Replace sliding sleeve
Replace sliding sleeve
Replace the rotary fork
Replace the pressure yokes
Replace the tensioning link
Sharpen the blades and comb
plate
Increase the tension of the blades
by adjusting the tensioning nut
Sharpen the blades and comb
plate
Action
Check cable and fuses
Plug in the power cord.
Replace on/off switch or motor
Activate the overload switch
Replace the carbon brushes
Replace the rotor or stator
Remove the wedged elements
Clean or replace the air filter
Replace the rotor or stator
Replace the overload switch
Clean the air filter or replace it
with a new one
Do not set the tension too high, if
the blades are not working