Komatsu PC500LC-10R Shop Manual page 426

TEST ENGINE SPEED
REMARK
If all control levers and control pedals remain NEUTRAL for more than 4 seconds, the engine speed de-
creases to the speed at auto deceleration. Check the engine speed at this time. (For details, see STRUC-
TURE AND FUNCTION, "ENGINE SYSTEM".)
For standard values, see STANDARD VALUE TABLE, "STANDARD VALUE TABLE FOR ENGINE".
30-20
30 TESTING AND ADJUSTING
PC500LC-10R