Service Repair Manual Models M325D MH EXCAVATOR

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Product: EXCAVATOR

Model: M325D MH EXCAVATOR EDF

Configuration: M325D Material Handler EDF00001-01999 (MACHINE) POWERED BY C-7 Engine

Disassembly and Assembly

M325D Material Handler Power Train

Axle Shaft - Remove - Steering Axle

SMCS - 3259-011; 3278-011; 3282-011-JF

Removal Procedure Table 1

Required Tools

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulations and mandates.

1. Remove plug (1). Drain the oil into a suitable container for storage or for disposal.

2. Remove plug (2). Drain the oil into a suitable container for storage or for disposal. Remove bolts (3) .

3. Install Tooling (A) and Tooling (B) .

4. Slide final drive (4) outward. Attach Tooling (C) and a suitable lifting device onto final drive (4). The weight of final drive (4) is approximately 52 kg (115 lb). Remove Tooling (A) and Tooling (B) .

7. Attach a suitable lifting device onto lever (9). Remove bolts (10) and position lever (9) out of the way.

Illustration 8 g01136692

8. Remove bolts (11). Remove cover (12) .

Illustration 9 g01136693

9. Attach Tooling (D) and a suitable lifting device onto hub assembly (13). The weight of hub assembly (13) is approximately 246 kg (542 lb). Attach Tooling (E) in order to remove pin (14). Do not exceed 44126 kPa (6400 psi). Remove pin (14). Repeat for the other side.

12. Attach a suitable lifting device onto axle shaft (17). The weight of axle shaft (17) is approximately 34 kg (75 lb). Remove axle shaft (17) .

Illustration 13 g01136723

13. Use Tooling (F) in order to remove retaining rings (18). Remove plugs (19) .

Illustration 14 g01136749

14. Use a suitable press and remove U-joints (20) .

15. Use Tooling (G) and Tooling (H) in order to remove seal (21) and bushing (22). Repeat for the seal and the bushing in hub assembly (13). Hub assembly (13) is not shown.

Copyright 1993 - 2020 Caterpillar Inc. All Rights Reserved. Private

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Product: EXCAVATOR

Model: M325D MH EXCAVATOR EDF

Configuration: M325D Material Handler EDF00001-01999 (MACHINE) POWERED BY C-7 Engine

Disassembly and Assembly

M325D Material Handler Power Train

Axle Shaft - Remove - Fixed Axle

SMCS - 3259-011; 3278-011; 3282-011-JF

Removal Procedure Table 1

Required Tools

Start By:

A. Remove the tire and rim. Refer to Disassembly and Assembly, "Tire and Rim - Remove".

Notice

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulations and mandates.

1. Remove plug (1) and drain the oil into a suitable container for storage or disposal.

Illustration 3 g01057338

2. Remove plug (2) and drain the oil into a suitable container for storage or disposal. Remove bolts (3) .

Illustration 4 g01057339

3. Install Tooling (A) and Tooling (B) .

Illustration 5 g01057340

4. Slide final drive (4) slightly outward. Attach Tooling (C) and a suitable lifting device onto final drive (4). The weight of final drive (4) is approximately 52 kg (115 lb). Remove Tooling (A) and Tooling (B). Remove final drive (4) .

Illustration 6 g01057341

5. Remove bolt (5). Remove sun gear (6) and sleeve (7) .

Illustration 7 g01057342

6. Remove axle shaft (8) .

7. Repeat this procedure for the opposite side.

Copyright 1993 - 2020 Caterpillar Inc.

All Rights Reserved. Private Network For SIS Licensees.

Shutdown SIS

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Product: EXCAVATOR

Model: M325D MH EXCAVATOR EDF

Configuration: M325D Material Handler EDF00001-01999 (MACHINE) POWERED BY C-7 Engine

Disassembly and Assembly

M325D Material Handler Power Train

Axle Shaft - Install - Steering Axle

SMCS - 3259-012; 3278-012; 3282-012-JF

Installation Procedure Table 1

Required Tools

1. Lower the temperature of bushing (22) . Use Tooling (J) in order to install bushing (22) . Use Tooling (J) in order to install seal (21) . Repeat for the seal and the bushing in hub assembly (13) . Hub assembly (13) is not shown.

2. Use a suitable press and install U-joints (20) .

3. Install plugs (19) . Use Tooling (F) in order to install retaining rings (18) .

4. Attach a suitable lifting device onto axle shaft (17) . The weight of axle shaft (17) is approximately 34 kg (75 lb). Install axle shaft (17) .

5. Lower the temperature of bushing (16) . Use Tooling (J) and install bushing (16) .

6. Position shim (15) .

7. Attach Tooling (D) and a suitable lifting device onto hub assembly (13) . The weight of hub assembly (13) is approximately 246 kg (542 lb). Install hub assembly (13) . Lower the temperature of pins (14) . Install pins (14) .

8. Apply Tooling (K) to the contact surface of cover (12) . Install cover (12) . Apply Tooling (L) to the threads of bolts (11) . Install bolts (11) . Tighten bolts (11) to a torque of 310 N·m (229 lb ft).

9. Attach a suitable lifting device onto lever (9) . Position lever (9) and install bolts (10) .

10. Install sleeve (8) and sun gear (7) . Apply Tooling (L) to the threads of bolt (6) . Install bolt (6) . Tighten bolt (6) to a torque of 310 N·m (229 lb ft).

Note: Check the O-ring seal for wear or for damage. If necessary, replace the O-ring seal.

11. Install O-ring seal (5) onto final drive (4) . Attach Tooling (C) and a suitable lifting device onto final drive (4) . The weight of final drive (4) is approximately 52 kg (115 lb).

Illustration 12 g01136863

12. Install final drive (4) .

Illustration 13 g01136680 g01136679

13. Apply Tooling (L) to the threads of bolts (3) . Install bolts (3) . Tighten bolts (3) to a torque of 72 N·m (53 lb ft). Install plug (2) .

14. Install plug (1) .

15. Fill the axle and the final drive with oil. Refer to Operation and Maintenance Manual, "Axle Oil - Change"and Operation and Maintenance Manual, "Final Drive Oil - Change". Refer to Operation and Maintenance Manual, "Capacities (Refill)".

Copyright 1993 - 2020 Caterpillar Inc.

All Rights Reserved. Private Network For SIS Licensees.

Thu Nov 26 13:44:53 UTC+0800 2020

Shutdown SIS

Previous Screen

Product: EXCAVATOR

Model: M325D MH EXCAVATOR EDF

Configuration: M325D Material Handler EDF00001-01999 (MACHINE) POWERED BY C-7 Engine

Disassembly and Assembly

M325D Material Handler Power Train

Axle Shaft - Install - Fixed Axle

SMCS - 3259-012; 3278-012; 3282-012-JF

Installation Procedure Table 1

Required Tools

1. Install axle shaft (8) .

2. Install sleeve (7) and sun gear (6). Apply Tooling (D) to the threads of bolt (5). Install bolt (5) and tighten bolt (5) to a torque of 310 N·m (229 ft).

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