Komatsu PC308USLC-3E0 Operation & Maintenance Manual page 92

OPERATION
DETAILED CONTROLS AND GAUGES
Lamp Switch
This switch (5) is used to light up the working lamp and monitor
lighting.
(a) ON: Lamps light up
(b) OFF: Lamps go off
Horn Switch
When the switch (6) at the tip of the right work equipment control
lever is pressed, the horn will sound.
One-Touch Power Max. Switch
This switch (7) on the left work equipment control lever is used to
actuate the power max functions.
Press once (single click) and keep the switch pressed. The
one-touch power max. function is actuated for a maximum of 8.5
seconds at P and E mode.
Room Lamp Switch
NOTICE
It is possible to turn on the interior cab room lamp even when starting
switch is in the OFF position, do not forget to turn it off.
Use this switch (8) to light up the room lamp.
(a) ON position: Lamp lights up
(b) OFF position: Lamp goes out
The room lamp lights up even when the starting switch is at the
OFF position
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