Sprocket
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Illustration 1 | g02777697 |
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Specification for 258-9789 Sprocket Segment Gp | |||
Item | Qty | Part | Specification Description |
1 | 31 | 9W-9265 Bolt | Lubricate with SAE 30 oil or an equivalent lubricant during assembly.
1. Torque to 2. Tighten again to an additional 120 Degrees. |
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Required Tools | |||
Tool | Part Number | Part Description | Qty |
A | 1U-9200 | Lever Puller Hoist | 1 |
B | 260-9412 | Chain As | 1 |
C | - | SAE 30 Oil | 1 |
- Place suitable blocking under track assembly (3).
- Use two people to remove track roller guard (1). The weight of track roller guard (1) is approximately
27 kg (60 lb) . - Use two people to remove track guide guard (2). The weight of track guide guard (2) is approximately
23 kg (50 lb) .Show/hide tableIllustration 3 g01362133 Show/hide tableIllustration 4 g01362140 - Separate track assembly (1). Refer to Disassembly and Assembly, "Track - Separate".
- Attach Tooling (A) and a suitable strap to track assembly (3). Attach Tooling (B) and a suitable lifting device to track assembly (3). Use Tooling (A) and Tooling (B) in order to position track assembly (3) away from the sprocket assembly.
Note: The track must be repositioned in order to provide access to the sprocket. For machines with the SALT track system, use Tooling (A), Tooling (B), and a suitable lifting device in order to position the track out of the way.
Show/hide tableIllustration 5 g01410575 - Remove guards (4).
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Illustration 6 g01362172 - Remove nuts (5) and bolts (6). Remove sprocket (7). Use two people to remove sprocket (7). The weight of sprocket (7) is approximately
41 kg (90 lb) .
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Illustration 2 | g01362117 |
- Use two people to install sprocket (7). The weight of sprocket (7) is approximately
41 kg (90 lb) . - Apply Tooling (C) to new bolts (6). Install new bolts (6), the washers, and nuts (5). Tighten nuts (5) according to the machine:
- For the D5K, tighten nuts (5) to a torque of
175 ± 40 N·m (129 ± 30 lb ft) plus an additional 120°. - For the D3K and D4K, tighten nuts (5) to a torque of
70 ± 10 N·m (52 ± 7 lb ft) plus an additional 120°.
Show/hide tableIllustration 8 g01410575 - For the D5K, tighten nuts (5) to a torque of
- Install guards (4).
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Illustration 9 g01362140 Show/hide tableIllustration 10 g01362133 - Attach Tooling (B) and a suitable lifting device to track assembly (3). Attach Tooling (A) and a suitable strap to track assembly (3). Use Tooling (A) and (B) in order to position track assembly (3) onto the sprocket assembly.
- Connect track assembly (1). Refer to Disassembly and Assembly, "Track - Connect".
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Illustration 11 g01362117 - Use two people to install track guide guard (2). The weight of track guide guard (2) is approximately
23 kg (50 lb) . - Use two people to install track roller guard (1). The weight of track roller guard (1) is approximately
27 kg (60 lb) . - Remove suitable blocking.
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Illustration 7 | g01362172 |
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