PRONAR PT610, Operator'S Manual, Page: 127 / 131

SECTION 5 Pronar PT610
5.41
5.14 TROUBLESHOOTING
TABLE 5.8 Troubleshooting
FAULT CAUSE REMEDY
Brake system pneumatic
conduits not connected
Connect brake conduits.
Applied parking brake. Release parking brake.
Damaged pneumatic
system connection conduits.
Replace.
Leaking connections.
Tighten, replace washers or seal
sets, replace conduits.
Problem with moving off.
Damaged control valve or
brake force regulator.
Check valve, repair or replace.
Excessive bearing
slackness. Check slackness and adjust if
needed.
Damaged bearings. Replace bearings
Noise in wheel axle hub.
Damaged hub parts. Replace
Poor efficiency of braking
system.
Overheating of axle hubs.
Insufficient pressure in the
system.
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.
Incorrect main or parking
brake adjustment. Regulate setting of expander
arms.
Poor efficiency of braking
system.
Overheating of axle hubs.
Worn brake linings. Change brake shoes.