Holder C 9.92 H - Manual (Page 146)

C 9.92 Operating Instructions
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Malfunctions, causes, remedy
Malfunction Cause Remedy
Tractive force too low Fault in the feed pressure or high
pressure system Check the feed pressure of hydraulic system
Check the high pressure hydraulic system
Check for leakage at variable pump and
variable motor
Check the variable pump controls and
proportional solenoids
Check the maximum current at
proportional solenoids
Eliminate determined faults
No forward and reverse travel Direction switch in neutral position
Machine was started with direction of
travel preselected
Electronics without electrical power
Traction electronics defective
Electrical connection to the variable
pump is interrupted
Put the direction switch to the desired
direction of travel
Put direction switch in neutral position and
preselect desired direction of travel
Check the fuses
Check the electrical connection
Read out fault with BB3 or Bodem and
eliminate fault
Make a connection