Removal Procedure
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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 Dealer Service Tool Catalog" 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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Note: Put identification marks on all hoses, on all hose assemblies, on all harness assemblies, and on all tube assemblies for installation purposes. Plug all hose assemblies and all tube assemblies. This helps to prevent fluid loss, and this helps to keep contaminants from entering the system.
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| Illustration 1 | g01280297 |
- Disconnect tube assemblies (1). Disconnect hose assemblies (3). Remove bolts (2) and the washers in order to remove check valve (4) .
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| Illustration 2 | g01280314 |
- Remove valve assembly (5), valve assembly (6), and valve assembly (7) from check valve (4) .
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| Illustration 3 | g01280321 |
- Remove O-ring seals (9) and backup rings (8) from valve assembly (7) .
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| Illustration 4 | g01280328 |
- Remove O-ring seals (11) and backup rings (10) from valve (5) .
- Repeat Step 4 for valve assembly (6) .
Installation Procedure
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Table 1
| Required Tools |
| Tool |
Part Number |
Part Description |
Qty |
| A |
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Loctite Dri-Loc 202 |
1 |
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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 Dealer Service Tool Catalog" 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 5 | g01280328 |
- Install backup rings (10) and O-ring seals (11) to valve assembly (5) .
- Repeat Step 1 for valve assembly (6) .
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| Illustration 6 | g01280321 |
- Install backup rings (8) and O-ring seals (9) to valve assembly (7) .
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| Illustration 7 | g01280314 |
- Install valve assembly (7), valve assembly (6), and valve assembly (5) to check valve (4) .
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| Illustration 8 | g01280297 |
- Position check valve (4). Apply Tooling (A) to bolts (2). Install bolts (2) and the washers. Connect hose assemblies (3) and tube assemblies (1) to check valve (4) .
