Komatsu Galeo PC800-8 Shop Manual page 281

10 Structure, function and maintenance standard
2) Engine output control
• The pump controller calculates the output con-
sumed by the fan and controls engine output
curves (A) and (B) according to the speed to re-
duce loss fuel.
• Image of engine output (When fan speed chang-
es)
PC800, 850-8
SEN00386-03
39