Removal Procedure
| Required Tools | |||
|---|---|---|---|
| Tool | Part Number | Part Description | Qty |
| A | 1P-0510 | Driver Group | 1 |
Start By:
- Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
| NOTICE |
|---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
| 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. |
Note: Be sure to mark the orientation of each of the gears for installation purposes.
- Remove bolts (2) and thrust plate (1) .
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| Illustration 1 | g00515929 |
Typical example | |
- Remove seal assembly (3) and adapter (4) .
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| Illustration 2 | g00576209 |
Typical example | |
- Remove O-ring seals (5) and (6) from seal assembly (3) .
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| Illustration 3 | g00576240 |
- Remove bolts (8), plate (9), and adjustable idler gear (7) .
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| Illustration 4 | g00596172 |
Typical example | |
- Check the condition of bearing (10) in adjustable idler gear (7). If bearing (10) is worn or damaged, use a new part for replacement. Use Tooling (A) to replace bearing (10) in adjustable idler gear (7) .
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| Illustration 5 | g00576201 |
- Remove bolts (12), plate (13), and idler gear (11) .
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| Illustration 6 | g00596214 |
Typical example | |
- Check the condition of bearing (14) in idler gear (11). If bearing (14) is worn or damaged, use a new part for replacement. Use Tooling (A) to replace bearing (14) in idler gear (11) .
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| Illustration 7 | g00576204 |
- Remove bolts (16), plate (17), and cluster gear (15) .
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| Illustration 8 | g00596255 |
Typical example | |
- Check the condition of bearing (18) in cluster gear (15). If bearing (18) is worn or damaged, use a new part for replacement. Use Tooling (A) to replace bearing (18) in cluster gear (15) .
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| Illustration 9 | g00576207 |
- Check the condition of shaft assembly (19). If the bearing diameter of the shaft is worn or damaged, remove the nuts and the bolt and replace shaft assembly (19) with a new part.
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| Illustration 10 | g00596260 |
Typical example | |
Note: Shaft assemblies (19) and (20) must be removed in order to remove plate (23) .
Note: If the nuts and the bolt for shaft assembly (19) are loosened, or if shaft assembly (19) is removed or moved in any way, the backlash for the camshaft gear and adjustable idler gear (7) will need to be readjusted at assembly. Refer to Testing and Adjusting, "Fuel System".
- Check the condition of shaft assembly (20). If the bearing diameter of the shaft is worn or damaged, remove the nuts and the bolt and replace shaft assembly (20) with a new part.
- Check the condition of shaft (21). If the bearing diameter of the shaft is worn or damaged, remove bolts (22) and replace shaft (21) with a new part.
- Remove bolts (24) that hold plate (23) to the cylinder block. Remove plate (23) .
- Remove gasket (25) from the cylinder block.
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| Illustration 11 | g00576241 |
Typical example | |