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3.23 Operation
3.23.15 Working mode selection
Working mode
By using the working mode selector switch ("Working mode
selector switch (basic switch) (3-26)") to select a working mode
that matches the operating condition, it is possible to carry out
operations efficiently.
Use the following procedures to make the most effective use of
each mode.
When the starting switch is turned ON, the working mode is set
to A mode (digging).
Use the working mode switch on the monitor panel to set the
most efficient mode to match the type of work.
Working mode
Applicable operations
Normal digging, loading operations
P mode
(Operations with emphasis on productivity)
Normal digging, loading operations
E mode
(with emphasis on efficiency)
L mode
Lifting operations
B mode
Breaker operations
NOTE
If breaker operations are carried out in the heavy digging mode,
the hydraulic equipment may be damaged. Operate the breaker
only in B mode.
One touch power max switch
The one-touch power max switch (40) can be used during oper-
ations to increase the power. Make effective use of this function
whenever necessary in combination with the working mode.
1. Press switch on the front of the left hand lever. The power is
increased for up to 8.5 seconds. The increased power is
automatically cancelled after 8.5 seconds. After which the
button can be re-pressed.
This function is not actuated when the working mode is set
to L mode or B mode.
CAUTION
Continuous use of this facility will raise the hydraulic oil tempera-
ture above normal.
3-134
Operation
GK018309
Power
Max (40)
GK018310
Left control lever
PW180-7E0 – VEAM400102
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