Komatsu ecot3 Operation And Maintenance Manual page 129

DETAILED CONTROLS AND GAUGES
Fuel Control Dial
Dial (2) adjusts the engine speed and output.
(a)Low idling (MIN): Turned fully to the left
(b)Full speed (MAX): Turned fully to the right
Cigarette Lighter
This switch (3) is used when lighting cigarettes.
When the cigarette lighter is pushed in, it will return to its original
position after several seconds, so pull it out to use it.
If the cigarette lighter is removed, the socket can be used as an
85W (24V x 3.5A) power source.
NOTICE
This cigarette lighter is for 24V. Do not use it as the power source for 12V
equipment.
Swing Lock Switch
When not using the swing operation, e.g. when traveling, put the swing lock switch to ON position.
On slopes, even when the swing lock switch is at ON position, the weight of the work equipment may cause the upper structure
to swing if the swing control lever is operated in the downhill direction.
This switch (4) is used to lock the upper structure so that it cannot
swing.
(a) ON position (actuated): The swing lock is always applied, and
(b) OFF position (canceled): The swing lock is released, when
3 - 72
the upper structure will not swing even
if the swing is operated. In this
condition, the swing lock lamp lights
up.
operating the swing control lever,
allowing the upper structure to swing.
WARNING
OPERATION