Removal Procedure
| Required Tools | |||
| Tool | Pt. No. | Description | Qty |
| A | 4C-6486 | Stand | 4 |
| 8S-7641 | Tube | 2 | |
| 8S-7621 | Tube | 2 | |
| 8S-7625 | Collar | 1 | |
| 8S-8048 | Saddle | 4 | |
| 8S-7615 | Pin | 4 | |
| 189-0411 | Shackle As | 1 | |
| - | Pipe (51 mm (2 inch) OD) | 1 | |
| B | 138-7575 | Link Bracket | 2 |
| ZZ | 6V-9509 | Face Seal Plug | 2 |
| 6V-9830 | Cap As | 2 | |
| 9U-7073 | Tapered Cap/Plug | 4 | |
| 9U-7072 | Tapered Cap/Plug | 4 | |
Start By:
- Remove the depth cylinder. Refer to the Disassembly and Assembly Manual, "Hydraulic Cylinder (Depth) - Remove and Install".
Note: Mark the locations of all hose assemblies before you begin removing any components.
Note: SERVICE DATA: TOOLING (ZZ) WILL NOT BE IDENTIFIED IN PHOTOGRAPHS IN THE REMOVAL OR IN THE INSTALLATION. THIS TOOLING IS SHOWN IN ORDER TO ASSIST THE EXPERIENCED SERVICEMAN.
| 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. |
- Use Tooling (A) to support the work tool.
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| Illustration 1 | g01013336 |
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| Illustration 2 | g01013350 |
- Remove bolts (1) and upper front plate (2) .
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| Illustration 3 | g01014091 |
- Remove bolts (3). The lower front plate weighs approximately 29 kg (65 lb). Use two people to remove lower front plate (4) .
- Remove bolts (5) and rear plate (6) .
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| Illustration 4 | g01014099 |
- Attach Tooling (B) and a suitable lifting device to front frame assembly (13). The front frame assembly weighs approximately 81 kg (179 lb).
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| Illustration 5 | g01014101 |
- Remove hose assemblies (10), (11), and (12) .
- Remove bolts (6), clamp plate (7), guide plate (8), and spacer plate (9) .
- Remove front frame assembly (13) .
- Attach Tooling (B) and a suitable lifting device to front frame assembly (14). The front frame assembly weighs approximately 93 kg (205 lb).
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| Illustration 6 | g01014145 |
- Remove bolts (15), clamp plate (16), guide plate (17), and spacer plate (18) .
- Remove front frame assembly (14) .
Installation Procedure
| Required Tools | |||
| Tool | Pt. No. | Description | Qty |
| B | 138-7575 | Link Bracket | 1 |
Note: Inspect all O-ring seals for wear and for damage. Replace the components, if necessary.
| NOTICE |
|---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
| NOTICE |
|---|
Keep all parts clean from contaminants. Contamination of the hydraulic system with foreign material will reduce the service life of the hydraulic system components. To prevent contaminants from entering the hydraulic system, always plug or cap the lines, fittings, or hoses as they are disconnected. Cover any disassembled components and clean them properly before assembly. Clean the hydraulic system properly after any major component exchange or especially after a component failure, to remove any contamination. |
- Use Tooling (B) and a suitable lifting device to front frame assembly (14). The front frame assembly weighs approximately 93 kg (205 lb). Position front frame assembly (14) on the work tool.
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| Illustration 7 | g01014145 |
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| Illustration 8 | g01014164 |
The components are assembled identically for the right and left sides. | |
- Install clamp plate (16), guide plate (17), and spacer plate (18). Secure the assembled plates with bolts (15) .
- Attach Tooling (B) and a suitable lifting device to front frame assembly (13). The front frame weighs approximately 81 kg (179 lb). Position front frame assembly (13) on the work tool.
| | |
| Illustration 9 | g01014101 |
- Install clamp plate (7), guide plate (8), and spacer plate (9) on the work tool. Secure the assembled plates with bolts (6) .
- Install the O-ring seals and install hose assemblies (10), (11), and (12) .
- Install rear plate (6). Secure rear plate (6) with bolts (5) .
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| Illustration 10 | g01014099 |
- Use two people to install lower front plate (4). The lower front plate weighs approximately 29 kg (65 lb). Fasten lower front plate (4) with bolts (3) .
| | |
| Illustration 11 | g01014091 |
- Install upper front plate (2). Fasten upper front plate (2) with bolts (1) .
End By: Install the depth cylinder. Refer to the Disassembly and Assembly Manual, "Hydraulic Cylinder (Depth) - Remove and Install".