Improved Rod Seals for the Lift Cylinder Are Now Available {5102}
- Track-Type Tractor:
- D10 (S/N: 76X1-UP; 84W1-UP)
- D11N (S/N: 74Z1-UP; 4HK1-UP)
- D11R (S/N: 8ZR1-UP; 9TR1-UP; 7PZ1-UP)
- D11R CD (S/N: 9XR1-UP; AAF1-UP)
- D11T (S/N: TPB1-UP; GEB1-UP)
ReferenceRefer to Special Instruction, REHS1392, "Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders" for installation instructions.
An improved seal kit for the lift cylinder is now available.
The new seals have improved service life. The new seals have improved high temperature capability and improved pressure capability. The new seals also have a greater resistance to damage from water.
The former part number 229-5507 Seal Kit has been cancelled. The former part number is replaced by the new part number 318-9225 Seal Kit .
The former seal kits may be reworked in order to reduce waste. See table 1 for the rework process.
Show/hide table
| Rework Process | |||
| Former Seal Kit 229-5507 Seal Kit |
New Seal Kit 318-9225 Seal Kit |
Parts that should be discarded from the former kits | Parts that are required to rework former kits into new kits |
| 8J-1665 O-Ring Seal | 8J-1665 O-Ring Seal | ||
| 8T-1789 Seal | 8T-1789 Seal | ||
| 8T-7538 Wear Ring | 8T-7538 Wear Ring | ||
| 8T-8380 Head Seal | 8T-8380 Head Seal | ||
| 9J-0711 Wear Ring | 9J-0711 Wear Ring | ||
| 162-7210 Backup Ring | 162-7210 Backup Ring | ||
| 9X-7406 U-Cup Seal | X | ||
| 311-9320 U-Cup Seal | X | ||
| 167-2216 Buffer Seal As | X | ||
| 311-9319 Buffer Seal As | X | ||
| 225-3287 Wiper Seal | X | ||
| 311-9321 Wiper Seal | X | ||
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