Power Distribution: The harness delivers electrical power from the machine's main electrical system (via the key switch and main relay) to all cab-operated devices. This includes the:
Monitor/Display Module: The main screen (e.g., CAT Monitoring System) that provides machine health, performance, and diagnostic information.
Operator Input Devices: Joysticks, foot pedals, pushbuttons, switches (e.g., for travel, hammer, attachment power settings), and the key start switch.
Comfort and Convenience Features: HVAC system (heater, air conditioner, blower motor), interior lights, windshield wipers/washers, and the radio.
Safety Systems: Warning buzzers, seat belt switch, and safety-related indicator lights.
This 465-1256 cab wiring harness is used for 336D2 C9 336D2GC 340D2 excavator.
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238-2390
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