Fig. 4-21 Front Driving Axle
Check if connecting bolts between the tie
rod and tie rod arm are loose.
Fig.4-22 Front Driving Axle
1. Camshaft support grease nozzle 2.
Regulating arm grease nozzle
the rim, the outer circle surface between the rim positioning
hole and the wheel rim reduction shell, and the seal surface
of the wheel nut;
② Do not damage threads of the wheel bolts, and apply
grease, oil, or other thread paste to the threads of the wheel
bolts and wheel nuts before installation;
③ Tighten the wheel nuts diagonally and evenly, and after
each re-assembling of the tire, the tire nut must be
re-tightened after 50 km of travel.
d.Precautions for operation of brake shoe friction plate:
● When the vehicle has run for the first 5,000km, check the
thickness of the brake shoe friction plate, which shall not to
be less than 8mm. The inspection period thereafter may be
shortened as appropriate to avoid other serious faults due to
excessive wear of the friction plate;
● The clearance between the brake shoe and the brake drum
shall be kept between 0.7 and 1.2 mm, and the clearance
between the upper and lower drums and shoes shall not be
greater than 0.3 mm;
● The axle friction plate must be accessories from Lingong
Group Jinan Heavy Machinery Co., Ltd.
2) Maintenance of axle
a. Routine maintenance
① Check if the wheel nuts are loose and fasten them before
the truck running;
② Check the axle for oil leakage before the truck running;
repair it if any leakage;
③ Check the brake performance and brake return condition.
The brake clearance shall be between 0.7 and 1.2 mm. In
case of improper brake clearance or poor brake return, check
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