Komatsu PC360LC-11, Operation & Maintenance Manual

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2.
Turn fuel control dial (2) to the middle between Low idle
(MIN) and High idle (MAX) to run the engine at a medium
speed.
Run the engine with no load until engine coolant temperature caution lamp (1) displays proper temperature.
• Display (A) when temperature is proper: Caution lamp background (C) is blue.
• Display (B) when temperature is low: Caution lamp background (C) is white.
If the engine coolant temperature caution lamp displays the proper temperature, the engine warm-up operation
is completed.
Then, perform the warm-up operation for the hydraulic components.
METHOD FOR CANCELLING AUTOMATIC WARM-UP OPERATION
If it becomes necessary in an emergency to cancel the auto-
matic warm-up operation or to lower the engine speed to low
idle, do as follows.
1.
Turn fuel control dial (2) to High idle (MAX) position and
hold it for 3 seconds or more.
OPERATION MACHINE OPERATIONS AND CONTROLS
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