Correction to Disassembly and Assembly, SENR1209 for the Boom and Stick Cylinder {5456, 5458}
- Backhoe Loader:
- 416C (S/N: 1AR1-UP; 1BR1-UP; 1KR1-UP; 1LR1-UP; 1WR1-UP; 1XR1-UP; 4ZN1-UP; 5YN1-UP)
- 426C (S/N: 1CR1-UP; 1ER1-UP; 1MR1-UP; 1NR1-UP; 1YR1-UP; 1ZR1-UP; 6XN1-UP; 7WN1-UP)
- 428C (S/N: 1HR1-UP; 1SR1-UP; 2CR1-UP; 8RN1-UP)
- 436C (S/N: 1FR1-UP; 1GR1-UP; 1PR1-UP; 1RR1-UP; 2AR1-UP; 2BR1-UP; 8TN1-UP; 9JN1-UP)
- 438C (S/N: 1JR1-UP; 1TR1-UP; 2DR1-UP; 9KN1-UP)
Correct the following steps.
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 | |
| Illustration 1 | g00795293 |
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| Parts List of Cylinder | |
| Item | Part Name |
| 1 | Ring seal |
| 2 | Seal |
| 3 | Seal |
| 4 | Seal |
| 5 | Ring and Seal |
| 6 | Piston Ring Seal |
| 7 | Seal |
| 8 | Piston |
| 9 | Head |
| 10 | Bolt |
Step 5 is incorrect. Insert the following Step 5.
- Install piston (8) on the rod. Install the washer and the bolt. Tighten the bolt (10) with Tool (C) to the proper torque. The bolt torque is in Table 2 for each cylinder.
Note: The bolt torque is a dry torque.
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| Torque Specifications of Each Cylinder | |||
| Part Number | Part Name | Bolt Torque (2) | Torque of Head (1) |
| 109-7021 | Cylinder | 3100 ± 310 N·m (2286 ± 229 lb ft) |
600 ± 130 N·m (443 ± 96 lb ft) |
| 173-4015 | |||
| 152-9148 | Cylinder | 2600 ± 200 N·m (1918 ± 148 lb ft) |
|
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| ( 2 ) | Tighten dry. |
| ( 1 ) | Lubricate threads with clean grease and tighten. |
Step 7 is incorrect. Insert the following Step 7.
- Lubricate threads with clean grease. Tighten the head (9) with Tool (B) to a torque of 600.0 ± 130.0 N·m (442.54 ± 95.88 lb ft).
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