CIPI UNDERCARRIAGE Arrangements: 9Q-5195, 9Q-5197, 9Q-5198, 9Q-5232, 9Q-5504, 9Q-5643, 9Q-5651, 9Q-5727, 9Q-5728, 9Q-5729, 9Q-5730, 9Q-5731, 9Q-5747, 9Q-5876, 180-4029, and 213-3892 Caterpillar

Disassembly Procedure

Start By:

1. Remove the track rollers. Refer to Disassembly and Assembly, "Track Roller - Remove" in this manual.

Note: Refer to Guideline for Reusable Parts and Salvage Operations, SEBF8568, "Hydraulic Excavator Roller Disassembly and Assembly Procedures Guide" for additional information on reconditioning.

Note: The procedure to disassemble the single flange track roller is identical for the double flange track roller.

1. Thoroughly clean the outside of the track roller prior to disassembly.

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Illustration 1	g00738148

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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.

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Illustration 2	g00738159

2. Drive plug (14) into the stopper in the end of the track roller. Drain the oil from the track roller into a suitable container for disposal.

   1. For Type "A" excavators, the capacity of the track roller is approximately 280 ± 15 mL (9.52 ± 0.51 oz).

   2. For Type "B" excavators, the capacity of the track roller is approximately 240 ± 15 mL (8.16 ± 0.51 oz).

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Illustration 3	g00738160

3. Put the track roller in a press, as shown.

   1. For Type "A" excavators, the weight of the track roller is approximately 34 kg (75 lb).

   2. For Type "B" excavators, the weight of the track roller is approximately 41 kg (90 lb).

4. Press downward on end collar (1). Remove snap ring (10) .

5. Release the pressure on the end collar. Remove end collar (1) .

6. Remove plug (14) from the inside of the track roller.

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Illustration 4	g00738161

7. Remove Duo-Cone seal (7) from end collar (1) .

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Illustration 5	g00738163

8. Remove O-ring seal (11) from shaft (15). Remove shaft (15) from roller (9) .

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Illustration 6	g00738164

9. Remove Duo-Cone seal (3) from end collar (5) .

10. Remove spring pin (4) from end collar (5) and shaft (15) .

11. Use a press to remove shaft (15) from end collar (5) .

12. Remove O-ring seal (16) from shaft (15). Remove stopper (13) from the end of the shaft.

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Illustration 7	g00738165

13. Remove Duo-Cone seals (2) and (8) from each end of the track roller.

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Illustration 8	g00738166

14. Use a press to remove bearings (6) and (12) from each end of the track roller.