Kersten HyCut - Mowing unit drive malfunction table

Mähraupe HyCut
Malfunctions / Troubleshooting DE
2021-01-27 60 / 65
8.7 Mowing unit drive malfunction table
Malfunction
Possible causes
Remedy
Mower drive V-belt slips
through
V-belt tension too low
Check the spring tension
Edges of the V-belt are hard and
cracked
Replace the V-belts
Blade spindles/pendulum blades
are blocked
Check the mower for foreign objects
and remove if necessary
The machine stops, the
lights flash; the error code
“CUTTER DRIVE CT 20.3”
is displayed on the screen
Mowing unit overloaded
Raise the mowing unit, reduce the
speed
Mowing spindles/pendulum blades
are blocked
Check the mower for foreign objects
and remove if necessary
Pendulum blades are in contact
with the ground
Raise the mowing unit
Severe imbalance on the
mower
Loss of or damage to the pendulum
blades
Replace the pendulum blades and
fastening elements in pairs
Foreign object in the mowing unit
Remove the foreign object, check the
pendulum blades and replace in pairs
if necessary
Mowing unit produces loud
noises when in rotation
Blade spindle ball bearings
knocked out of place/worn
Repair the ball bearings
Mowing unit cannot be
raised
Height adjustment electric cylinder
overloaded
Check the gas pressure damper on the
lifting link and repair if necessary
Height adjustment electric cylinder
defective
Replace the electric cylinder