OPERATION MACHINE OPERATIONS AND CONTROLS
3-93
WORKING MODE 3
Working Mode
The mode selector switch can be used to switch the mode to match the operating conditions and purpose, thereby
enabling work to be carried out efficiently.
Make effective use of each mode as follows.
When the starting switch is turned ON, the working mode is set to A mode (digging).
Use the working mode switch to set the mode to the most effi-
cient mode to match the type of work.
NOTICE
Breaker operations must be carried out in B mode. If they are carried out in any mode other than B mode,
the hydraulic equipment will be damaged.
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.
q Press the left knob switch and keep it pressed. The power
is increased as long as the switch is being pressed. How-
ever, the increased power is automatically canceled after
8.5 seconds.
q This function is not actuated when the working mode is set
to L mode or B mode.
Working mode Applicable operations
A 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
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