Axle Housing (Service Brakes, Differential and Bevel Gear) - Disassemble
Disassembly Procedure
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| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 220-8428 | Spanner Wrench | 1 |
| B | 220-8430 | Pinion Wrench | 1 |
| C | - | Soft Hammer | 1 |
Start By:
- Remove the axle housing, axle shaft, and wheel flange.
- Remove plates (1) , brake discs (2) , and brake disc carrier gear (3) .
Note: Record position of disc carrier gear (3) for assembly purposes.
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| Illustration 1 | g03259651 |
- Loosen locknut (4) and remove adjusting screw (5) .
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| Illustration 2 | g03259652 |
- Remove bolt (6) and washer (7) .
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| Illustration 3 | g03259655 |
- Put an alignment mark on the lever (8) and shaft (9) for use during assembly and to distinguish between right and left control.
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| Illustration 4 | g03259658 |
- Loosen lever (8) to release tension on spring (10) . Remove lever (8) and spring (10) .
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| Illustration 5 | g03259665 |
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Personal injury can result from being struck by parts propelled by a released spring force. Make sure to wear all necessary protective equipment. Follow the recommended procedure and use all recommended tooling to release the spring force. |
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- Remove washer (11) and spacer (12) .
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| Illustration 6 | g03259666 |
- Remove bolts (13) and bracket (14) .
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| Illustration 7 | g03259667 |
- Make an alignment mark on cam (15) near screw (16) align with the top of the roll pin, for use during assembly.
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| Illustration 8 | g03259668 |
- Remove bolt (17) , being careful the steel ball (18) does not get lost. Remove steel ball (18) .
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| Illustration 9 | g03262496 |
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| Illustration 10 | g03262497 |
- Remove O-ring seal (19) .
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| Illustration 11 | g03262498 |
- Remove shaft (20) and cam (15) .
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| Illustration 12 | g03262499 |
- Remove Self adjusting kit (25) and brake mechanism return kit (24) .
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| Illustration 13 | g03652826 |
- Remove brake piston (23) .
- Remove O-ring seals (22) and (21) .
- Make alignment mark on brake housing (27) and the center housing for assembly purpose. Remove bolt (28) .
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| Illustration 14 | g03652828 |
- Remove brake housing (27) and O-ring seal (26) .
Note: The differential housing free once brake housing (27) is removed.
- Remove differential housing (29) .
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| Illustration 15 | g03262502 |
- Lock the differential in a vise. Remove bolts (30) and bevel gear (31) .
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| Illustration 16 | g03652897 |
- Make alignment marks on the two half boxes (33) and (39) before split for assembly purpose.
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| Illustration 17 | g03652894 |
- Disassemble the differential box in two half boxes (33) and (39) .
- Remove thrust washers (37) , sun gears (35) , spiders (38) , spider gears (34) , and shafts (36) . Check the operating and wear conditions of the components.
- Remove bearing cones (32) and (40) from tow half boxes (33) and (39) .
- Remove pipe (43) from housing (41) . Remove O-ring seals (42) from pipe (43) .
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| Illustration 18 | g03652890 |
- Remove O-ring seal (44) .
- Remove bolt (47) and retainer (46) . Use Tooling (A) to remove spanner nut (45) . If necessary remove bearing cup (48) . Repeat this step for the opposite side.
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| Illustration 19 | g03652887 |
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| Illustration 20 | g03652885 |
- Remove retaining ring (51) .
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| Illustration 21 | g03652883 |
- Remove yoke (50) , seal ring (53) , O-ring seal (49) , and washer (52) .
Note: This is a destructive operation for seal ring (53) .
- Use Tooling (A) and Tooling (B) to remove locknut (54) .
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| Illustration 22 | g03652881 |
- Use Tooling (C) to remove pinion shaft (55) .
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| Illustration 23 | g03653007 |
- Remove washer (60) , bearing cone (59) , washers (57) , and collapsible spacer (58) from pinion shaft (55) . Discard collapsible spacer (58) .
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| Illustration 24 | g03652874 |
- Remove bearing cone (61) from pinion shaft (55) . Remove shims (56) . Check shims (56) for wear. If necessary replace shims (56) .
- Check bearing cups (62) .
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| Illustration 25 | g03262537 |
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