Komatsu WA600-8, Operation & Maintenance Manual, Page: 188 / 554

WORK EQUIPMENT LOCK SWITCH
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WARNING
• Before standing up from the operator's seat or when
adjusting the position of the operator's seat, securely
press the work equipment lock switch to lock the work
equipment, and make the work equipment lock pilot
lamp light up.
If the work equipment is not locked and the work
equipment control lever (A) is touched by mistake, it
may lead to serious accident.
If the work equipment is not securely locked, it can
start moving and cause a serious personal injury or
death.
• Set work equipment control lever (A) to HOLD posi-
tion, then operate the work equipment lock switch.
• When operating the work equipment lock switch, be
sure not to touch work equipment control lever (A).
The work equipment lock switch is used to lock the work equip-
ment.
Each time you press (a) part of the work equipment lock switch,
the state is switched between lock and unlock repeatedly.
Check the state of work equipment lock with the work equip-
ment lock pilot lamp on the machine monitor.
REMARK
Even if you turn the starting switch to OFF position with the
work equipment unlocked (the work equipment lock pilot lamp
is not lit), the work equipment is locked (the work equipment
lock pilot lamp is lit) when you turn the starting switch to ON
position again.
GEAR SPEED SWITCH
The gear speed switch is used to change the gear speed of the machine.
Check the gear speed with shift position display on the ma-
chine monitor.
EXPLANATION OF COMPONENTS OPERATION
3-120