Troubleshooting - PRONAR T286 Operator's Manual

Pronar T286

5.13 TROUBLESHOOTING

TABLE 5.10 Troubleshooting
FAULT
Problem with moving off
Noise in axle hubs
Poor reliability of braking
system
Excessive heating of axle
hubs
CAUSE
Brake system conduits not
connected
Parking brake applied
Damaged pneumatic
system connection conduits
Leaking connections.
Low pressure in pneumatic
system
Control valve or braking
force regulator damaged
Excessive bearing
slackness.
Damaged bearings.
Damaged hubs.
Insufficient pressure in
system
Incorrect main or parking
brake adjustment.
Worn brake linings.
5.46
REMEDY
Connect brake conduits (applies
to pneumatic systems)
Release parking brake.
Replace.
Tighten, replace washers or seal
sets, replace conduits.
Ensure proper pressure in the
system.
Check valve, repair or replace.
Check play and adjust if needed
Replace bearings.
Replace.
Check pressure on tractor
pressure gauge, wait till
compressor fills tank to required
pressure.
Damaged air compressor in
tractor Repair or replace.
Damaged brake valve in tractor.
Repair or replace.
Leaking system conduits or
connections. Check system for
tightness.
Regulate setting of expander arms
or tension of parking brake cable
Change brake shoes
SECTION 5