PRONAR PT510, Operator'S Manual

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SECTION 5 Pronar PT510
5.37
Adjustment of drawbar position is achieved by changing the drawbar body position (1) in
relation to the trailer's lower frame.
Scope of activities
Immobilise trailer with parking brake.
Place wheel chocks under trailer wheels.
Unscrew drawbar body from frame.
Set drawbar body in new position and tighten with appropriate torque.
The frame design provides 6 combination possibilities for positioning
the drawbar body, compare figure (5.14).
Check degree of tightening of drawbar eye and drawbar body after the first
travel under load.
5.13 TROUBLESHOOTING
TABLE 5.7 Troubleshooting
FAULT CAUSE REMEDY
Brake system conduits not
connected Connect brake conduits (applies
to pneumatic systems)
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 axle hubs
Damaged hub parts Replace