Komatsu PC290LC-11 Operation & Maintenance Manual page 263

OPERATION
Working
mode
B mode Breaker operations
Operations of double-acting attachment on crush-
er
ATT/P mode
(production conscious operation)
Operations of double-acting attachment on crush-
er
ATT/E mode
(fuel consumption conscious operation)
NOTICE
If breaker operations are performed in a mode other than the breaker mode, there is danger of breakage
of the hydraulic equipment. Do not perform breaker operations in any mode except the breaker mode.
Set the working mode according to the following procedure.
1.
Press working mode selector switch (1).
The screen changes to the working mode selection
screen.
2.
Press working mode selector switch (1) or function switch
F3 or F4 to select the appropriate mode.
3.
After selecting the desired mode, press function switch F6
to accept the change. The screen returns to the standard
screen.
If function switch F5 is pressed, the screen returns to the
standard screen without changing the mode.
• If a working mode is selected, and nothing is done for 5 seconds, the selected working mode is auto-
matically accepted and the screen returns to the standard screen.
• If a working mode is selected and working mode selector switch (1) is kept pressed, the selected mode
is accepted and the screen returns to the standard screen.
Applicable operations
MACHINE OPERATIONS AND CONTROLS
3-191