Komatsu HB215LC-3, Operation & Maintenance Manual

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Swing lock switch is used to lock the upper structure so that it
cannot swing.
(a) ON position
The swing lock is always applied, and the upper structure does
not swing even when the swing is operated. In this condition,
the swing lock pilot lamp lights up.
(b) OFF position
The swing lock is cancelled allowing the upper structure to
swing when operating the swing control lever.
LAMP SWITCH
Lamp switch is used to light up the working lamp and monitor
illumination.
(a) Night position
Lamps light up and monitor illumination is set to night mode.
(b) Day position
Lamps light up and monitor illumination is set to day mode.
(c) OFF position
Lamps go out.
(The monitor illumination is set to day mode.)
HORN SWITCH
Horn switch is located on top of the R.H. work equipment con-
trol lever.
When switch is pressed, the horn sounds.
ONE-TOUCH POWER MAXIMIZING SWITCH
The one-touch power maximizing switch is used to actuate the
one-touch power maximizing function.
Press it once (single click) and keep the switch pressed. The
one-touch power maximizing function is actuated for a maxi-
mum of 8.5 seconds when the working mode is in P, E, ATT/P,
and ATT/E modes.
ROOM LAMP SWITCH
NOTICE
If the room lamp is left to be turned on, the batteries may be exhausted. Always turn the switch to OFF
position after using room lamp.
EXPLANATION OF COMPONENTS OPERATION
3-92