An Improved Harness Assembly is Now Used in the Transmission Wiring Group on Certain 777E, 777F, and 777G Off-Highway Trucks {1408, 3030}
- OEM
- CAT WDS (S/N: M6J1-127)
- Off-Highway Truck/Tractor
- 777E (S/N: KDP1-1135; KDZ1-276)
- 777F (S/N: WTK1-UP; JRP1-UP; JXP1-UP)
- 777G (S/N: GT71-190; T5A1-300; TNM1-1155; RDR1-542; T4Y1-527)
- 777F (S/N: WTK1-UP; JRP1-UP; JXP1-UP)
Description Of Change: An improved wiring harness assembly is now used in the transmission wiring group on the machines listed above.
The new transmission harness has a straight connector to the transmission with improved potting. The new harness has improved resistance to water ingress into the connector.
Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.
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Parts List | ||||
Model | New Part Number | Description | Group | Former Part Number(1) |
777F | Sensor Harness As | |||
777G | Transmission Harness As | |||
777E | Wiring Harness |
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(1) | The former part number listed is for reference only and may differ |
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Parts Needed to Replace Harness | |||
Model | Qty | Part Number | Description |
777F | 1 | Sensor Harness As | |
2 | Clip | ||
8 | Cable Strap | ||
777G | 1 | Transmission Harness As | |
2 | Clip | ||
10 | Cable Strap | ||
777E | 1 | Wiring Harness | |
11 | Cable Strap |
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Illustration 1 | g06383398 |
Additional clip location for 777F (A) (B) |
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Illustration 2 | g06383417 |
Additional clip location for 777G (A) (B) |
Note: The 777E does not change routing or add clips.
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