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Operating Instructions
153 146 145
C 9.92
Malfunctions, causes, remedy
Malfunction Cause Remedy
No forward and reverse travel Electrical connection of diesel engine
speed sensor interrupted, possibly
oxidized
Speed range knob in neutral position
Direction switch defective or bad
contact
Driving program switch at 0
Fault in the feed pressure or high
pressure system
Make a connection
Select the working or transport range
Renew the direction switch,
make contact
Select the desired driving program
Check the feed pressure of hydraulic
system
Check the high pressure hydraulic system
Check the variable pump controls and
proportional solenoids
Eliminate determined faults
No maximum speed Diesel engine does not attain
maximum RPM
Inch pedal not at maximum speed
Variable pump or variable motor does
not swash fully to end position
Inductive transmitter on variable motor
defective, possibly electrical
connection adjustment
Check the accelerator linkage
Check the diesel engine
Adjust, calibrate the inch potentiometer
Check the maximum current,
Check the proportional solenoid
Check the inductive transmitter, renew if
necessary. Check the electrical connection