Komatsu HB365LC-3 Operation & Maintenance Manual page 170

EXPLANATION OF COMPONENTS OPERATION
ATTACHMENT 1 PROPORTIONAL CONTROL SWITCH
The attachment 1 proportional control switch is a roller propor-
tional control switch that operates the attachment 1 proportion-
al circuit (e.g. opening and closing the crusher and clamshell).
For details, see ATTACHMENTS AND OPTIONS, "ATTACH-
MENT 1 PROPORTIONAL CONTROL SWITCH" .
ATTACHMENT 2 PROPORTIONAL CONTROL SWITCH
(if equipped)
The attachment 2 proportional control switch is a roller propor-
tional control switch that operates the attachment 2 proportion-
al circuit (e.g. rotating the clamshell).
For details, see ATTACHMENTS AND OPTIONS, "ATTACH-
MENT 2 PROPORTIONAL CONTROL SWITCH".
BREAKER MODE SWITCH
The breaker mode switch is used to operate the breaker.
For details, see ATTACHMENTS AND OPTIONS, "BREAKER
MODE SWITCH".
ADDITIONAL LAMP SWITCH
(if equipped)
The additional lamp switch is used to turn on the lamps which
are additionally installed to the front of the cab, to the rear of
the cab, or to the boom.
(a) ON position
Lights up
(b) OFF position
OFF
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