Komatsu WA380-8 Operation & Maintenance Manual page 128

Wheel loader
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EXPLANATION OF COMPONENTS
2.
Select "Manual Fan Reverse Mode" on the "Machine Set-
ting and Information", and press ENTER switch.
REMARK
The fan rotation switches from the normal direction to the
reverse direction only when all of the following conditions
are met.
Perform the manual fan reverse operation.
The engine coolant temperature is less than 102 °C.
The hydraulic oil temperature is less than 97 °C.
The torque converter oil temperature is less than
120 °C.
It is 10 seconds or more after the engine was started.
3.
Press ENTER switch (1) to rotate the fan in the reverse di-
rection, or press RETURN switch (2) to cancel.
If the fan reverse operation is performed without satisfying
the condition for reversing the fan, the screen shown in the
figure is displayed, and the fan rotation direction cannot be
switched.
In this case, press RETURN switch (2), and then repeat
the procedure from the first.
4.
Fan reverse pilot lamp (3) flashes, then lights up.
3-64
OPERATION

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