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FAULTS AND REMEDIAL ACTIONS
Fault-module
Fault-module
Fault-module
Fault-module
Fault-module
Fault-module
Hydrostatic unit leaks. Measure input pressure (too low).
High-pressure valve is loose. Measure feed pressure (too low), tighten.
Outlet pressure limiting valve does not close. Output pressure = pre-cooler flow pressure.
14. Battery charge indicator lamp lit
Cause
Remedial Action
Contact problem on alternator connector. Check connectors (in workshop).
Cable from alternator to charging indicator lamp
has interrupted ground connection or wire.
Eliminate the short circuit (in workshop).
Fault in alternator. Check the alternator. Repair, or replace if
necessary (at workshop).
15. No reading on the digital display
Cause
Remedial Action
Interrupted power supply. Replace fuse and check connectors.
Check fuses and connectors.
16. General faults in the electrical system
Cause
Remedial Action
No contact between terminals and battery ca-
bles.
Remove any oxidation from terminals and
clamps, tighten the clamp screws; coat terminals
with anticorrosion grease.
17. Turn signal / hazard warning system not functioning
Cause
Remedial Action
Power supply interrupted; hazard warning flasher
inoperative.
Check fuse / power supply and replace signal
pulse generator if necessary.
18. Turn signal indicator lamps do not come on
Cause
Remedial Action
Bulbs faulty in corresponding turn signal lamps
on tractor or trailer.
Replace bulbs; establish current / ground
contact; check trailer cable connectors.
19. Brakes do not function properly (to be dealt with at the
service workshop)
Cause
Remedial Action
Brake pedals have too much free travel / uneven
braking effect.
Adjust foot brake, repair if necessary.
Brake pedal movement is spongy and too long. Bleed air from the foot brake circuit. Eliminate
cause of leak, as necessary.
Oil loss in brake and clutch system. Remedy the cause of oil loss.
13. Output pressure too low
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