- Off-Highway Truck:
- 795F (S/N: ERM1-UP)
ReferenceSpecial Instruction, REHS8641, "Procedure to Improve the Wiring between the Inverter and Retarder Grid Blower Motor on the 795F AC Off-Highway Truck"
Description of Change: The electric retarder cable group for the machines listed above has been updated with new cable assemblies. The new cables routing from Dynamic Retarding Inverter (DRI) to the Retarding Grid Blower Motor have been shielded and grounded at both the ends. The new shielded cables will contain excessive electromagnetic energy and reduces the noise.
Adaptable To:
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| Illustration 1 | g03482702 |
New shielded 390-7882 Cable As (1) replaces the former 310-2126 Cable As in the 284-5807 Electric Retarder Cable Gp .
New shielded 390-7883 Cable As (2) replaces the former 310-2127 Cable As in the 284-5807 Electric Retarder Cable Gp .
New shielded 390-7884 Cable As (3) replaces the former 310-2128 Cable As in the 284-5807 Electric Retarder Cable Gp .
For complete list of parts and the procedure to install new cable assemblies on the inverter cabinet and retarding grid, refer to Special Instruction, REHS8641, "Procedure to Improve the Wiring between the Inverter and Retarder Grid Blower Motor on the 795F AC Off-Highway Truck".
The Special Instruction can be found on the Caterpillar Service Information System (SIS) and through the normal literature distribution system at your local Cat dealer.
The new shielded cable assemblies are adaptable to machines ERM1-284 and effective in production with machines ERM285-UP.