This document provides installation instructions for a final drive on a Caterpillar 442D backhoe loader. The instructions include 14 steps to install the final drive on the rear drive and steering axle, such as installing bearings, seals, gears, washers, and snap rings onto hub and carrier components. Tools required include a transmission stand, spanner, three jaw puller, and bearing pullers. The final step is to install the rear tires and wheels once the final drive is installed on the axle.
4. Illustration 5 g00775608
5. Use a suitable lifting device in order to move the axle.
Note: The axle weighs approximately 500 kg (1102 lb).
Illustration 6 g00775593
6. Use a hydraulic jack (19) in order to position the axle under the machine in the proper place.
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5. Illustration 7 g00775604
7. Install 4 nuts (20), the washers, and the plate. Repeat for the other side.
8. Move the hydraulic jack away from the rear axle.
Illustration 8 g00775570
9. Connect the wire for the sensor for the rear steer.
Note: The wire is located in the area of the pointer.
Illustration 9 g00775484
10. Install 2 hydraulic hoses (13) on the top of the axle.
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6. Illustration 10 g00775540
11. Install 2 hydraulic hoses (11) on rear steering cylinder (12) .
Illustration 11 g00775573
12. Install 2 bolts (16) and pin (17) in order to install parking brake assembly (18) .
Illustration 12 g00775534
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7. 13. Install 2 bolts (14) for bracket (15) for the manifold. Repeat for the other side of the bracket
for the manifold.
Illustration 13 g00779594
14. Install two brackets (3) for the front of the drive shaft. Install four bolts (4) for the rear of
the drive shaft.
End By: Install the rear tires and wheels. See Disassembly and Assembly, "Tires & Wheels (Rear)
- Remove and Install".
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8. Shutdown SIS
Previous Screen
Product: BACKHOE LOADER
Model: 442D BACKHOE LOADER BRY
Configuration: 442D Backhoe Loader BRY00001-00746 (MACHINE) POWERED BY 3054 Engine
Disassembly and Assembly
416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Power
Train
Media Number -RENR3578-12 Publication Date -01/04/2010 Date Updated -13/04/2010
i01499473
Final Drive (Drive and Steering Axle)(Rear) - Remove
SMCS - 4050-011-RE
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-2420 Transmission Stand 1
B 127-9304 Spanner 1
C 1U-6415 Three Jaw Puller 1
D 8B-7551 Bearing Puller 1
D 8B-7548 Crossbar 1
D 162-4206 Legs 2
D 8S-6586 Screw 1
Start By:
A. Remove the rear tires and wheels. See Disassembly and Assembly, "Tires & Wheels (Rear)
- Remove and Install".
B. Remove the rear axle. See Disassembly and Assembly, "Drive and Steering Axle (Rear) -
Remove".
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9. Illustration 1 g00778178
1. Secure axle (1) to tooling (A) .
Illustration 2 g00778183
2. Remove final drive drain plug (2). Drain the final drive into a suitable container (3) .
Illustration 3 g00778197
3. Loosen two socket head bolts (4) .
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10. Illustration 4 g00778203
4. Separate planetary carrier (5) from hub (6) .
Illustration 5 g00778205
5. Use a suitable lifting device in order to remove planetary carrier (5) .
Note: The weight of the planetary carrier is approximately 34 kg (75 lb).
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11. Illustration 6 g00780281
6. Remove snap ring (19) .
Illustration 7 g00780232
7. Remove washers (17) and (18) .
Illustration 8 g00780084
8. Loosen two hex head screws (10). Remove lock plate (11) .
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12. Illustration 9 g00780090
9. Use tooling (B) in order to remove slotted nut (12) .
Illustration 10 g00780094
10. Separate internal gear (13) from hub (14). Remove the bearing from the outside of hub
(14) .
Illustration 11 g00780101
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13. 11. Use tooling (C) in order to separate hub (14) from the housing for the steering knuckle .
Note: The weight of tooling (C) is approximately 34 kg (75 lb).
Illustration 12 g00780121
12. Use tooling (D) in order to remove bearing (15) from the housing for the steering knuckle .
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14. Shutdown SIS
Previous Screen
Product: BACKHOE LOADER
Model: 442D BACKHOE LOADER BRY
Configuration: 442D Backhoe Loader BRY00001-00746 (MACHINE) POWERED BY 3054 Engine
Disassembly and Assembly
416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Power
Train
Media Number -RENR3578-12 Publication Date -01/04/2010 Date Updated -13/04/2010
i01499533
Final Drive (Drive and Steering Axle)(Rear) - Disassemble
SMCS - 4050-015-RE
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8B-7554 Bearing Cup Puller 1
Start By:
A. Remove the tires and wheels. See Disassembly and Assembly, "Tires & Wheels (Rear) -
Remove and Install".
B. Remove the rear axle. See Disassembly and Assembly, "Drive and Steering Axle (Rear) -
Remove".
C. Remove the final drive. See Disassembly and Assembly, "Final Drive (Drive and Steering
Axle) - Remove".
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15. Illustration 1 g00780516
1. Remove snap ring (1) .
Illustration 2 g00780521
2. Use tooling (A) in order to remove planetary gear (2) .
Illustration 3 g00780523
3. Remove snap ring (3) and thrust washer (4) from the center of the planetary carrier.
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16. Illustration 4 g00780530
4. Remove bearing (5), O-ring (6), and bearing race (7) from hub (8) .
Illustration 5 g00780536
5. Turn over the hub. Pry out seal ring (9). Remove bearing race (10) from the bore of the hub.
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17. Illustration 6 g00780552
6. Remove two snap rings (11) from planetary gear. Remove two washers (12) and roller
bearing (13) .
Copyright 1993 - 2019 Caterpillar Inc.
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18. Shutdown SIS
Previous Screen
Product: BACKHOE LOADER
Model: 442D BACKHOE LOADER BRY
Configuration: 442D Backhoe Loader BRY00001-00746 (MACHINE) POWERED BY 3054 Engine
Disassembly and Assembly
416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Power
Train
Media Number -RENR3578-12 Publication Date -01/04/2010 Date Updated -13/04/2010
i01504627
Final Drive (Drive and Steering Axle)(Rear) - Assemble
SMCS - 4050-016-RE
Assembly Procedure
Illustration 1 g00780552
1. Install roller bearing (13), two washers (12), and two snap rings (11) .
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19. Illustration 2 g00780605
2. Use a press in order to install the bearing race. Apply some 9S-3263 Thread Lock
Compound to the outer diameter of seal (9). Use a press in order to install seal (9) .
Illustration 3 g00780617
3. Use a press in order to install bearing race (7). Install O-ring (6) .
Illustration 4 g00780523
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20. 4. Install snap ring (3) and thrust washer (4) into the center of the planetary carrier.
Illustration 5 g00780516
5. Install the planetary gears. Secure the gears with snap ring (1) .
Copyright 1993 - 2019 Caterpillar Inc.
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22. Shutdown SIS
Previous Screen
Product: BACKHOE LOADER
Model: 442D BACKHOE LOADER BRY
Configuration: 442D Backhoe Loader BRY00001-00746 (MACHINE) POWERED BY 3054 Engine
Disassembly and Assembly
416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Power
Train
Media Number -RENR3578-12 Publication Date -01/04/2010 Date Updated -13/04/2010
i01503434
Final Drive (Drive and Steering Axle)(Rear) - Install
SMCS - 4050-012-RE
Installation Procedure
Illustration 1 g00780205
1. Install bearing (15) onto the housing for the steering knuckle.
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23. Illustration 2 g00780224
2. Lubricate the seal in the bore of the hub. Install the hub onto the steering knuckle. Install the
outer hub bearing in order to secure the hub.
Illustration 3 g00780094
3. Install internal gear (13) .
Illustration 4 g00780232
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24. 4. Install slotted nut (12). Ensure that chamfered side of slotted nut (12) is facing outward.
Illustration 5 g00780090
Illustration 6 g00780247
5. Use tooling (A) in order to tighten slotted nut (12). Tighten the slotted nut to a rolling torque
of 46 N�m (34 lb ft).
Note: If the old bearings were reused, the rolling torque should be 27 N�m (20 lb ft).
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25. Illustration 7 g00780084
6. After the proper rolling torque has been attained, install lock plate (11). Tighten bolts (10)
to a torque of 69 N�m (51 lb ft).
Note: Use new bolts in order to secure the lock plate.
Illustration 8 g00780232
7. Install washers (17) and (18). The flat face of washer (18) should be on the inside.
Illustration 9 g00780281
8. Install snap ring (19) .
9. Calculate the end play of the sun gear of the axle shaft.
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