D 41 35
Malfunction Cause Remedy
Traction does
not work
Travel drive fuse defective Replace
Power supply is interrupted
Check potentiometer, cables,
connectors; replace if necessary
Travel drive monitoring
defective
Replace
Electro-hydraulic servo unit
of the pump defective
Replace the servo unit
Insufficient supply pressure
Check and adjust if necessary
Check the suction filter; replace
the supply pump and the filter
if necessary
Drive shaft of hydraulic
pumps or engines broken
Replace pump or engine
Irregular engine
speed, engine
stop function
does not work
Fuel level too low
Check the fuel level;
refill fuel if necessary
Fuse "engine speed con-
trol" defective
Replace
Electrical power defect(line
break or short circuit)
Check potentiometer, cables,
connectors; replace if necessary
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