D250E Series II and D300E Series II Articulated Trucks Power Train Caterpillar

Installation Procedure

1. Inspect all parts and clean all parts. If any parts are worn or damaged, use new Caterpillar parts for replacement.

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Illustration 1	g00524946

2. Rotate the wheels in order to position axle housing (19) to the machine. Use floor jack (26) in order to position the shaft yoke on axle housing (19) in a level orientation.

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Illustration 2	g00524716

3. Use the hoist in order to lower the dump body enough to connect hydraulic hose (25) to brake line (24) .

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Illustration 3	g00524947

4. Position rear axle housing (19) to mounting plate (17) , mounting plate (21) and rear suspension frame (11) . Attach Tooling (C) and two nylon lifting straps to the machine in order to hold axle housing (19) to the rear suspension frame.

5. Use the hoist and lower the dump body enough in order to position mounting plate (17) and mounting plate (21) to rear axle housing (19) . Use a pry bar and manipulate rear axle housing (19) in order to align the bolt holes in the mating components.

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Illustration 4	g00524945

6. Install four bolts (20) and the washers that secure axle housing (19) to mounting plate (21) . Tighten bolts (20) to a torque of 270 ± 40 N·m (199 ± 30 lb ft) .

7. Position bracket (23) to axle housing (19) . Install four bolts (22) and the washers that secure bracket (23) and axle housing (19) to rear suspension frame (11) . Tighten bolts (22) to a torque of 900 ± 100 N·m (664 ± 74 lb ft) .

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Illustration 5	g00524761

8. Install four bolts (16) and the washers that secure axle housing (19) to mounting plate (17) . Tighten bolts (16) to a torque of 270 ± 40 N·m (199 ± 30 lb ft) .

9. Install four bolts (18) and the washers that secure axle housing (19) to rear suspension frame (19) . Tighten bolts (18) to a torque of 900 ± 100 N·m (664 ± 74 lb ft). Remove the floor jack from the machine.

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Illustration 6	g00524711

10. Use the hoist in order to lower the machine to the ground. Remove Tooling (A) , Tooling (B) and the hoist from dump body (15) . Remove Tooling (C) from the machine.

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Illustration 7	g00524991

11. Install hose clamp (12) that secures hydraulic hose (13) to differential (14) . Connect hydraulic hose (13) to differential (14) .

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Illustration 8	g00524948

12. Connect hydraulic line (10) to the rear axle housing.

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Illustration 9	g00523096

13. Install four bolts (9) in order to install drive shaft universal joint (8) to drive shaft (1) . Tighten bolts (9) to a torque of 135 ± 20 N·m (100 ± 15 lb ft) .

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Illustration 10	g00523095

14. Install four bolts (7) in order to install drive shaft universal joint (6) to drive shaft (1) . Tighten bolts (7) to a torque of 135 ± 20 N·m (100 ± 15 lb ft) .

15. Place an appropriate floor jack under the drive shaft. Use tie straps in order to secure the universal joint to the floor jack.

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Illustration 11	g00523093

16. Install four bolts (5) in order to connect drive shaft (1) to center axle (4) . Tighten bolts (5) to a torque of 135 ± 20 N·m (100 ± 15 lb ft) .

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Illustration 12	g00523092

17. Install four bolts (3) in order to connect drive shaft (1) to rear axle (2) . Tighten bolts (3) to a torque of 135 ± 20 N·m (100 ± 15 lb ft) .

18. Remove the floor jack from the drive shaft.

19. Fill the axle housing with fluid to the proper level. See Operation and Maintenance Manual, SEBU7028 for the correct procedure.

End By: Install the rear axle stabilizer rod. Refer to Disassembly and AssemblySENR9128, "Rear Axle Stabilizer Rod - Remove and Install" for the correct procedure.