EVERY 50 HOURS carry out the preceding
checks plus the following:
Operation 8 - Tires
Check and adjust the front and rear tire pressure and
inspect the tread and side walls for damage. Adjust the
tire pressures to suit the loads being carried. See TIRE
PRESSURES AND LOADS in Section C.
NOTE : If the tires are ballasted with a calcium chloride/
water solution, a special tire gauge should be used as
the solution will corrode a proprietary tire gauge.
Operation 9 - Front and Rear Wheel Nuts
Check the front and rear wheel nuts for tightness using
a torque wrench and torque multiplier, where necessary.
The specified torque figures are as follows:
Front disc to hub nuts
82 lbf. ft (111 Nm)
Rear disc to hub nuts
200 lbf. ft (270 Nm)
Rear disc to rim nuts
130 lbf. ft. (176 Nm)
Operation 10 - Clutch Pedal Free Play
Check clutch free play. It should be 1.25 - 1.50 in. (32 -
38 mm) at the clutch pedal. If adjustment is required,
loosen the locknut and remove the split pin and clevis
pin. Turn the clevis to lengthen or shorten the operating
rod, as required. Secure the clevis pin with a new split
pin and tighten the locknut.
SECTION B
7. Clutch Pedal Free Play
1.
Locknut
3. Split pin
2.
Clevis
4. Clevis pin
Operation 11 - Fuel Filters
Loosen the bleed screw on each filter in turn and loosen
the drain plug to allow contaminated fuel to drain. Repeat
more frequently during conditions of high condensation.
9. Rear Axle Oil Level
1. Level plug
2. Filler plug
If necessary, unscrew and remove the filler plug and
top up the system with clean oil.
See Section C for correct oil grade.
Operation 13-Belt Pulley Oil Level (where fitted)
Remove the combined level/filler plug and top up with
clean oil through the opening.
7
8. Fuel Filters
1. Bleed screws
2. Drain plugs
After draining the fuel filters, tighten the drain plugs and
bleed the injection system as outlined in operation 41.
Operation 12 - Rear Axle Oil Level
With all rams extended, unscrew the level plug from
the right-hand side of the rear axle center housing and
check that the oil is up to the bottom of the level plug
hole.
