Maintenance, Service, and Repair
Drive Axle
Page 7
DISASSEMBLY
Perform the following prior to disassembly.
1
Remove axle from vehicle if required.
2.
Clean exterior axle surfaces. Steam clean or pressure washer the complete axle assembly after plugging all
breathers and vents. Do not direct full pressure at any seals. (input shall, wheel hubs or brakes)
3.
Drain oil from nose box, axle housing and wheelends.
Wheelend, Planetary - TA268 Drive Axle
1.
Match mark the planetary spider and wheel hub prior
to disassembly to assure correct alignment during
reassembly.
2.
Remove 16 planetary spider to wheel hub cap screws
and washers.
3.
Install three puller screws in tapped holes of planetary
spider. Remove planetary spider assembly.
4.
Remove snap ring and thrust washer from the ends
of the three planetary pinion shafts. Remove the
planetary pinions.
5.
Remove the planetary pinion shaft setscrews from
the three pinion shafts. Press each pinion shaft in
the direction of the spider mounting flange to remove.
6.
Remove axle shaft retaining snap ring from the axle
shaft. Remove planetary sun gear and axle shaft.
7.
Support the wheel hub assembly, remove planetary
ring gear and wheel bearing adjusting nut.
8.
Remove the outer wheel bearing cone. Remove the
wheel hub and drum assembly. It may be necessary
to manually retract the brake shoes to remove the
hub and drum. If required, insert a stiff wire through
the adjustment slot in the brake backing plate and
push the stamped auto adjust spring away from the
star wheel while using an adjustment tool to rotate
the adjustment bolt star wheel.
9.
For wheel hub disassembly, remove the wheel hub
seal, inner bearing cone, inner bearing cup and outer
bearing cup.
10. If servicing the DSH brakes, unscrew the capscrew
from the auto adjuster pivot.
11. Disconnect the short link and long link from the auto
adjuster pivot. Remove the two links.
12. Remove the green return spring and black return
spring from their anchor pins.
13. Grasp the leading brake shoe assembly while
removing the shoe retaining clip. Lift and rotate the
clip until it is disconnected.
14. Remove the leading shoe, adjusting lever and
adjusting bolt.
15. Grasp the trailing brake shoe assembly while
removing the two retaining clips. Lift and rotate the
clips until disconnected.
16. If complete wheel cylinder service is required,
disconnect the hydraulic lines from the cylinder,
remove the wheel cylinder mounting capscrews and
wheel cylinder.
Summary of Contents for TC-030-60L
Page 2: ......
Page 28: ...Maintenance Service and Repair Page 4 Lubrication Diagram...
Page 42: ...Notes...
Page 46: ...Notes...
Page 50: ...Notes...
Page 53: ...Maintenance Service and Repair Transmission Service C6 Page 3...
Page 54: ...Maintenance Service and Repair Transmission Service C6 Page 4...
Page 55: ...Maintenance Service and Repair Transmission Service C6 Page 5 Proof...
Page 56: ...Maintenance Service and Repair Transmission Service C6 Page 6...
Page 57: ...Maintenance Service and Repair Transmission Service C6 Page 7...
Page 58: ...Maintenance Service and Repair Transmission Service C6 Page 8...
Page 59: ...Maintenance Service and Repair Transmission Service C6 Page 9...
Page 60: ...Maintenance Service and Repair Transmission Service C6 Page 10...
Page 61: ...Maintenance Service and Repair Transmission Service C6 Page 11...
Page 62: ...Maintenance Service and Repair Transmission Service C6 Page 12...
Page 63: ...Maintenance Service and Repair Transmission Service C6 Page 13...
Page 64: ...Maintenance Service and Repair Transmission Service C6 Page 14...
Page 65: ...Maintenance Service and Repair Transmission Service C6 Page 15...
Page 66: ...Maintenance Service and Repair Transmission Service C6 Page 16...
Page 67: ...Maintenance Service and Repair Transmission Service C6 Page 17...
Page 68: ...Maintenance Service and Repair Transmission Service C6 Page 18...
Page 69: ...Maintenance Service and Repair Transmission Service C6 Page 19...
Page 70: ...Maintenance Service and Repair Transmission Service C6 Page 20...
Page 71: ...Maintenance Service and Repair Transmission Service C6 Page 21...
Page 72: ...Maintenance Service and Repair Transmission Service C6 Page 22...
Page 74: ...Maintenance Service and Repair Transmission Repair C6 Page 2...
Page 75: ...Maintenance Service and Repair Transmission Repair C6 Page 3...
Page 76: ...Maintenance Service and Repair Transmission Repair C6 Page 4...
Page 77: ...Maintenance Service and Repair Transmission Repair C6 Page 5...
Page 78: ...Maintenance Service and Repair Transmission Repair C6 Page 6...
Page 79: ...Maintenance Service and Repair Transmission Repair C6 Page 7...
Page 80: ...Maintenance Service and Repair Transmission Repair C6 Page 8...
Page 81: ...Maintenance Service and Repair Transmission Repair C6 Page 9...
Page 82: ...Maintenance Service and Repair Transmission Repair C6 Page 10...
Page 83: ...Maintenance Service and Repair Transmission Repair C6 Page 11...
Page 84: ...Maintenance Service and Repair Transmission Repair C6 Page 12...
Page 85: ...Maintenance Service and Repair Transmission Repair C6 Page 13...
Page 86: ...Maintenance Service and Repair Transmission Repair C6 Page 14...
Page 87: ...Maintenance Service and Repair Transmission Repair C6 Page 15...
Page 88: ...Maintenance Service and Repair Transmission Repair C6 Page 16...
Page 89: ...Maintenance Service and Repair Transmission Repair C6 Page 17...
Page 90: ...Maintenance Service and Repair Transmission Repair C6 Page 18...
Page 91: ...Maintenance Service and Repair Transmission Repair C6 Page 19...
Page 92: ...Maintenance Service and Repair Transmission Repair C6 Page 20...
Page 93: ...Maintenance Service and Repair Transmission Repair C6 Page 21...
Page 94: ...Maintenance Service and Repair Transmission Repair C6 Page 22...
Page 95: ...Maintenance Service and Repair Transmission Repair C6 Page 23...
Page 96: ...Notes...
Page 109: ...Maintenance Service and Repair Drive Axle Page 13 Planetary Wheel End...
Page 123: ...TABLE OF CONTENTS Chapter Suspension Front Suspension 2 Rear Suspension 2 Hardware Torque 3 12...
Page 126: ...Notes...
Page 130: ...Notes...
Page 138: ...Notes...
Page 142: ...Wire Diagrams Wire Diagrams Page 4 HYDRAULIC DIAGRAM...
Page 174: ...Notes...
Page 181: ......