Komatsu PW118MR-11, Operation & Maintenance Manual

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The switch for annulling the automatic locking levers is used to
disable the locking and to temporarily allow operations with the
work equipment of the machine when the levers automatic
locking is faulty (when the lever cancelling the automatic lock-
ing is working also the operation of the locking lever is cancel-
led and the control levers are active).
(a) Cancelling levers automatic locking
When abnormal (switch is set back)
(b) Normal
When normal (switch is set forth)
• When the lock lever automatic lock cancel switch is set to
cancel position (a), the lock lever automatic lock cancel pi-
lot lamp lights up. At the same time, the mode is displayed
in the center of the monitor display, and after 2 seconds,
the screen returns to the standard screen.
• After moving the machine or work equipment temporarily
by operating this switch, stop the engine, return the switch
to normal position (b), and then ask your Komatsu distribu-
tor for repair.
REVOLVING LAMP SWITCH
Revolving lamp switch is used to light up the yellow revolving
lamp on top of the cab.
(a)
ON
(b)
OFF
ENGINE SHUTDOWN SECONDARY SWITCH
NOTICE
The engine shutdown secondary switch is used to stop the engine when the starting switch is turned to
OFF position but the engine does not stop.
• Use the engine shutdown secondary switch only in an emergency.
Contact your Komatsu distributor for repair immediately when there is any abnormality on this
switch.
• If the engine shutdown secondary switch is moved to engine stop position by mistake while the ma-
chine is operating normally, “Engine Shutdown Secondary SW in Operation” is displayed on the
machine monitor.
If “Engine Shutdown Secondary SW in Operation” is displayed on the machine monitor, check that
the switch cover is closed and the switch is in normal mode position. If not, set it to normal mode
position.
RKA61590
RKA48350
EXPLANATION OF COMPONENTS OPERATION
3-108
WENAM00130