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OPERATION
MACHINE OPERATIONS AND CONTROLS
WORKING MODE
Working Mode
The mode selector switch can be used to switch the mode to match operating conditions and purpose, thereby
enabling work to be performed efficiently.
Make effective use of each mode as follows.
When the starting switch is turned to the ON position, the working mode is set to P mode (digging).
Use the working mode switch to set the mode to the most efficient mode to match the type of work.
Working
mode
Applicable operations
P mode
Normal digging, loading operations
(Operations with emphasis on productivity)
E mode
Normal digging, loading operations
(Operations with emphasis on fuel consumption)
L mode
When positioning work equipment exactly
(Fine-control operations)
B mode Breaker operations
NOTICE
Do not use the P mode for breaker operations. If breaker operations are carried out in the heavy-duty operation mode, there is a
hazard that the hydraulic equipment may be damaged or broken.
One-Touch Power Max. Switch
The one-touch power max. Switch can be used during operations to increase the power. Make effective use of this
function whenever necessary in combination with the working mode.
Press the left knob switch and keep it pressed. The power is
increased as long as the switch is being pressed. However, the
increased power is automatically canceled after 8.5 seconds.
This function is not actuated when the working mode is set to L
mode or B mode.
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