Komatsu PC490-11, Инструкция по установке и эксплуатации

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5.
After 2 seconds, the screen returns to the standard screen.
The working mode display highlighted in yellow in step 4
returns to blue.
REMARK
When setting the working mode to B mode, to ensure safe-
ty, the buzzer sounds and at the same time, the message
in the illustration is displayed. When setting to the breaker
mode, always press function switch F6.
When function switch F5 is pressed, the breaker mode is
not set, and the screen returns to working mode selection
screen.
AUTO-DECELERATION SWITCH
Auto-deceleration switch automatically lowers the engine
speed and turns on the function to reduce fuel consumption
when the control levers are at NEUTRAL position.
Auto-deceleration pilot lamp lights up: Auto-deceleration ON
Auto-deceleration pilot lamp goes off: Auto-deceleration OFF
Each time the switch is pressed, the auto-deceleration is
switched between ON and OFF.
Function of auto-deceleration
When the auto-deceleration function is ON, if the work equipment lever and travel lever are returned to NEU-
TRAL position, the engine speed will drop approximately after 4 seconds from the operating speed to idle
speed.
As a result, fuel consumption can be reduced.
If any lever is operated in this condition, engine speed will return to the previous operating speed, and you can
perform the operation.
OPERATION EXPLANATION OF COMPONENTS
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