793B Off-Highway Truck Air System and Brakes Front Wheel Caterpillar


Front Wheel
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793B Off-Highway Truck Air System and Brakes [SENR6339]
STEERING SYSTEM
WHEEL GP
793B Off-Highway Truck Air System and Brakes Front Wheel

Note: The front wheel is part of the wheel, brake and suspension. The following items are not serviced as a group.




Illustration 1g00517167



Illustration 2g00517169

View A-A

Left side

(1) Rubber toric rings and all contacting surfaces must be clean at assembly. Apply a thin film of oil to the surfaces that contact the metal seals prior to assembly.

(2) Apply 9S-3263 Thread Lock to the threads of the 12 bolts.

(3) 7I-5617 Shim Pack

Shim Pack thickness ... 5.55 ± 0.08 mm (0.219 ± 0.003 inch)

Note: See the Steering System Testing and Adjusting, "Front Wheel Bearing - Adjust" in order to determine the amount of shims to use.

(4) Final torque for 14 bolts ... 530 ± 70 N·m (391 ± 52 lb ft)

Note: Perform the procedure in the Steering System Testing and Adjusting, "Front Wheel Bearing - Adjust" before you install these bolts. Apply 9S-3263 Thread Lock to the threads of the 14 bolts. Then, tighten the bolts to the specified torque.

(5) Prior to assembly, make sure that the rim mounting surface is free of paint and free of grease.

(6) Torque for studs ... 230 ± 30 N·m (170 ± 22 lb ft)

Note: Apply 7M-7456 Compound to the threads of the studs.

(7) Torque for nuts ... 880 ± 80 N·m (649 ± 59 lb ft)

(8) This stud and this nut are only used for the left side assembly. The right side assembly has a hole here.