PRONAR T028KM, Operator'S Manual

Page: 69 / 101

SECTION 5 PRONAR T028KM PRONAR T028ML
5.7
The lifting jack must be positioned on a level and hard surface so as to prevent
sinking into the ground or relocating the jack during lifting.
If necessary, use proper backing plates in order to prevent the lifting jack from
sinking into the ground.
Dismount wheel.
Wheel mounting
Clean axle pins and nuts of contamination.
Do not grease thread of nuts and pins.
Check condition of pins and nuts, if necessary replace.
Place wheel on hub, tighten nuts so that wheel rim adjoins hub exactly.
Lower the trailer, tighten nuts according to recommended torque and given sequence.
Tightening nuts
TIP
Wheel nuts should be tightened using the torque of 450 Nm - M22x1.5 nuts.
Nuts should be tightened gradually diagonally, (in several stages, until obtaining the required
tightening torque) using a torque spanner. Tightening of nuts should be checked with the
frequency given in the below table. The activities should be repeated after each removal of a
wheel from the wheel axle.
INSPECTION
Checking wheel tightening:
•
After the first use of trailer (one-time inspection).
•
Every 2 – 3 hours of trailer travel (during the first month of trailer
use).
•
Every 30 hours of trailer travel.
•
The above actions should be repeated individually if a wheel has
been removed from the wheel axle.