PRONAR T679/5, Operator'S Manual, Page: 77 / 116

SECTION 5 PRONAR T679/5
5.5
INSPECTION
Checking wheel axle bearings for slackness:
•
after travelling the first 1,000 km,
•
after intensive use of trailer,
•
every six months use or every 25,000 km.
Check condition of hub cover, if necessary replace with a new cover. Inspection of bearing
slackness may only be conducted when the trailer is hitched to tractor. The machine may not
be loaded.
DANGER
Before commencing work the user must read the instructions for lifting and
adhere to the manufacturer's instructions.
The lifting jack must be stably supported on the ground and the suspension
system rocker.
Make certain that the lifting jack is positioned properly and that the trailer will
not move during inspection of axle bearing slackness.
5.2.3 ADJUSTMENT OF AXLE BEARING SLACKNESS
The wheel should turn smoothly without stiffness or detectable resistance. Adjustment of
bearing slackness may only be conducted when the trailer is not loaded and is hitched to the
tractor.
Ensure that the trailer is properly secured and will not move during wheel dismounting.
Take off hub cover (1), figure (5.3).
Take out cotter pin (3) securing castellated nut (2)