UNCONTROLLE
D IF P
R
INTE
D
ELECTRICAL AND MECHANICAL
ENGINEERING INSTRUCTIONS
VEHICLE H 983
Issue 1, Jul 11
13
n.
Fit the wheel to the hub and secure with the five clamps and hexagon nuts. Tighten the wheel nuts
evenly in the sequence shown in Figure 4.
o.
Raise the axle clear of the safety stand, remove the stand and lower the wheel to the ground.
Wheel nuts shall be checked and retentioned after travelling approximately 50
km.
p.
Tighten the wheel nuts to the torque specified in Para 54.
Hubodometer
53.
Hubodometers are fitted to the left-hand side of the dolly converter. The fitting of the hubodometers requires a
raised, hubodometer window to be fitted to the standard hub cap. The hubodometer is a non-repairable item and
should be discarded when defective.
Specifications
54.
The axle group specifications are as follows:
a.
Axle alignment tolerance ............................................................................................................... ±1 mm
b.
Maximum wheel runout ................................................................................................................... 2 mm
c.
U-bolt torque .............................................................................................................. 415 N.m (310 lb.ft)
d.
Radius rod mounting bolt torque.................................................................................. 100 N.m (80 lb.ft)
e.
Radius rod clamp bolt torque ....................................................................................... 100 N.m (80 lb.ft)
f.
Hubodometer nut torque................................................................................................. 15 N.m (11 lb.ft)
g.
Wheel clamp nut torque ............................................................................................. 245 N.m (180 lb.ft)
WHEELS
Maintenance
Before lifting any wheels off the ground, ensure that the trailer is on level
ground and adequately chocked.
When working on a raised trailer, do not allow any part of the body to
protrude under the trailer unless the trailer is correctly supported on safety
stands
55. Removal.
Remove the wheels as follows:
a.
Chock the wheels not being removed.
b.
Loosen the five clamp nuts evenly.
c.
Jack up the respective axle and support it on a safety stand.
d.
Remove the five nuts and clamps.
56. Installation.
Install the wheels as follows:
a.
Fit the wheel to the hub.
b.
Align the wheel rims.
c.
Fit the five wheel clamps and nuts.
