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Pronar T663/4 T663/4 SILO
5.2.3
CHECK WHEEL AXLE BEARINGS FOR SLACKNESS
FIGURE 5.1
Lifting jack support point
(1) wheel axle, (2) U bolt, (3) lower frame
TIP
If hub cover is damaged or missing, contamination and dampness enter the hub, which
causes significantly faster wear of bearing and hub seals.
Bearing life is dependent on working conditions of trailer, loading, speed of travel and
lubrication conditions.
Preparation procedures
Hitch trailer to tractor, braking tractor with parking brake.
Park tractor and trailer on hard level ground.
Place securing chocks under one trailer wheel. Ensure that trailer shall not
move during inspection.
Tractor must be placed to drive forward.
5.4
SECTION 5
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