Handle Voltage Circuit Of Engine Controller - Komatsu PC500LC-10R Shop Manual

Hydraulic excavator
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30 TESTING AND ADJUSTING

HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER

NOTICE
• Before connecting the wiring harness connector, be sure to completely remove sand, dust, water,
etc., inside the connector on the controller side.
• Disconnecting or connecting work of the connector between the engine controller and the engine
must be performed only when the starting switch and battery disconnect switch are in OFF position.
• Even when you perform troubleshooting, do not start the engine while a T-adapter is inserted into or
connected to the connector between the engine controller and engine.
REMARK
You may turn the starting switch to OFF or ON position but do not turn it to START position. (Do not
start the engine).
PC500LC-10R
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER
30-181

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