Komatsu Galeo PC800-8 Shop Manual page 280

SEN00386-03
12. Hydraulic fan control function
1) Fan speed control
• The fan speed is controlled according to the en-
gine speed, ambient temperature, hydraulic oil
temperature, and coolant temperature. While
these temperatures are low, the fan speed is low-
ered to reduce the noise and fuel consumption.
38
10 Structure, function and maintenance standard
• While the work equipment control lever is in neu-
tral, the fan speed is lowered, too. While the hy-
draulic oil temperature and coolant temperature
are high, however, fan speed is not lowered.
PC800, 850-8