Holder A4 VG 40 EP Manual De Usuario

Tractor drives only in one direction

Forward/reverse selector switch

defective

Electrical connection to the variable

pump interrupted

Replace forward/reverse selector

switch

Make connection

No maximum speed

Diesel engine does not attain

maximum RPM

Inch pedal not at maximum speed

Variable pump not at full delivery

Sensor for ground speed defective,
adjust electrical connection if

required

Check accelerator linkage
Check Diesel engine

Adjust inch pedal and/or inch pot,
calibrate

Check maximal current
Check proportional solenoid

Check or replace sensor, check
electrical connection

Does not remain stationary when
inch pedal is fully depressed

Inch pedal at wrong position, maybe

foreign objects in actuator

Inch pot not adjusted properly

Adjust properly, remove any foreign
objects

Adjust inch pot, calibrate