Komatsu Galeo PC800-8 Shop Manual page 406

SEN00913-02
15. Function of reversing fan rotation and adjust-
ing economy mode value
1) Reversing fan rotation
1] Press switch [5] of the monitor, and the
following screen appears.
• "01": Fan rotation reversing menu
• "02": Economy mode value adjust-
ing menu
2] Select "1" Fan rotation reversing and
press the [
screen appears.
a The fan mark is green.
3] When reversing the fan rotation, press
the [ ] switch.
a When not reversing the fan rotation,
press the return switch [
previous screen appears.
12
] switch, and the following
], and the
30 Testing and adjusting
4] If the [ ] switch is pressed, the screen
to wait for change of the fan rotation
direction appears and the engine speed
is lowered to low idle automatically.
After about 15 seconds, the fan rotation
is reversed. After 4 seconds, the engine
speed returns to the level before the [
switch was pressed.
a The fan speed is in proportion to the
engine speed. If the engine speed is
low idle, the fan speed is MIN.
To increase the fan speed, increase
the engine speed with the fuel con-
trol dial.
a When reversing the fan rotation
while the engine is stopped, turn the
starting switch to the START posi-
tion after the above screen appears.
(This screen does not change until
the engine is started. When stopping
reversing the fan rotation, turn the
starting switch to the OFF position.)
5] If the fan rotation is reversed, the follow-
ing screen appears automatically and is
maintained as long as the fan rotation is
in reverse.
a The fan mark is yellow.
]
PC800, 850-8