A New Serpentine Belt and Belt Tensioner Are Now Used on 777F Off-Highway Trucks {1357, 1358, 1397}
- Off-Highway Truck:
- 777F (S/N: WTK1-UP; JRP1-UP; JXP1-UP)
Description of Change: The new serpentine belt with improved material quality is now used in the accessory drive group. The new belt tensioner optimizes the belt tension and these improvements will provide the serpentine belt with increased service life.
Adaptable To:
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| Illustration 1 | g02608276 |
(1) 248-7693 Accessory Drive Gp | |
The new 329-8797 Belt Tensioner replaces the former 190-0642 Belt Tensioner. and the 374-8476 Serpentine Belt replaces the former 220-2945 Serpentine Belt. The 300-0056 Plate As, 329-8797 Belt Tensioner and 374-8476 Serpentine Belt are part of the 261-4354 Belt Tensioner Gp in the 248-7693 Accessory Drive Gp.
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| Required Parts Lists | ||||
| Item | Qty | New Part Number | Description | Former Part Number |
| 2 | 1 | 300-0056 | Plate As | - |
| 3 | 1 | 329-8797 | Belt Tensioner | 190-0642 Belt Tensioner |
| 4 | 1 | 374-8476 | Serpentine Belt | 220-2945 Serpentine Belt |
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| Adaptability | Effectivity |
| S/N:JRP1-3002 | S/N:JRP3003-UP |
| S/N:JXP1-209 | S/N:JXP210-UP |
| S/N:WTK1-117 | S/N:WTK118-UP |
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