Komatsu PC450-8 Operation & Maintenance Manual page 138

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DETAILED CONTROLS AND GAUGES
Revolving Warning Lamp Switch
(If equipped)
Use this switch (8) to light up the yellow rotating lamp on top of
the cab.
(a) ON: Lamps light up
(b) OFF: Lamps go off
Horn Switch
Use this switch (9) to sound the horn.
Press the switch on the right work control lever to sound the
horn.
One-touch Power Max Switch
Use this switch (11) on the left control lever to actuate the
power max. system
Press it once (single click) and keep it pressed. In P and E
modes, the power max function can be actuated for a maxi-
mum of only 8.5 seconds.
q
This function is not activated when the working mode is set
to L mode, B mode or ATT mode.
Cigarette Lighter
This switch (11) is used when lighting cigarettes.
When the cigarette lighter is pushed in, it will return to its origi-
nal 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.
3-72
OPERATION

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