Auxiliary Water Pump - Disassemble
Disassembly Procedure
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Required Tools     | |||
Tool     | Part Number     | Part Description     | Qty     |
A     | 1P-1855     | Retaining Ring Pliers     | 1     |
B     | 1P-1861     | Retaining Ring Pliers     | 1     |
C     | 1P-0510     | Driver Group     | 1     |
D     | 9S-9152     | Bearing Puller     | 1     |
Start By:
- Remove the auxiliary water pump. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Remove".
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NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
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NOTICE |
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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. |
- Remove nut (1) and the washer that fastens gear (2) on the water pump.
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Illustration 1 | g00653054 |
- Remove gear (2) from the water pump.
- Remove four bolts (3) and the washers. Remove mounting plate (4) .
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Illustration 2 | g00653069 |
- Inspect lip seal (5) in mounting plate (4) for wear or damage. If the seal is worn or damaged, use a new part for replacement.
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Illustration 3 | g00653096 |
- Remove three bolts (6) and the washers. Remove cover plate (7) .
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Illustration 4 | g00653078 |
- Use a 3/4-16 Bolt to drive pump impeller (8) off the water pump shaft.
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Illustration 5 | g00653106 |
- Remove the key from the water pump shaft.
- Remove O-ring seal (9). Inspect the O-ring seal for wear or damage. If the O-ring seal is worn or damaged, use a new part for replacement.
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Illustration 6 | g00653188 |
- Remove bolt (10), the O-ring seal, and cam (11). Inspect the O-ring seal for wear or damage. If the O-ring seal is worn or damaged, use a new part for replacement.
- Remove plate (12) from the water pump housing. Inspect locator pin (13). If the locator pin is damaged, replace plate (12) with a new part.
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Illustration 7 | g00653156 |
- Use Tool (A) to remove retaining ring (14) that holds the seal assembly in the water pump housing.
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Illustration 8 | g00653542 |
- Use Tool (B) to remove retaining ring (15) that holds the bearing assembly in the water pump housing.
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Illustration 9 | g00653549 |
- Use a suitable press to drive shaft (16) out of the water pump housing from the impeller end of the water pump housing.
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Illustration 10 | g00653563 |
- Use Tool (C) to remove the seal assembly out of the water pump housing.
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Illustration 11 | g00653150 |
- Use Tool (A) to remove two retaining rings (17) and two washers (18) that fasten the bearings and the spacer on the water pump shaft.
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Illustration 12 | g00653570 |
- Use a suitable press and Tool (D) to drive two bearings (19) and spacer (20) off the water pump shaft.
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Illustration 13 | g00653154 |
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