Komatsu D475A-3 - Page 72

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OPERATION
EXPLANATION OF COMPONENTS
PREHEATING SWITCH
This switch (6) is used to actuate the electrical intake air heater
when starting engine.
OFF position: Preheating is not actuated
ON position: Automatic preheating is actuated
I,II position: Preheating is not actuated. Normally do not turn the
key to these positions.
CAUTION
When
not
using
the
electrical
intake
air
heater,
do
not
turn
the
switch
to
the
ON
position.
For
details,
see
PRECAUTIONS
IN
COLD
AREAS
(PAGE
2-18)
STARTING
IN
COLD
WEATHER.
This is used when using the electrical intake air heater to start the
engine in cold areas. When the switch is turned to the ON position,
electricity flows to the glow plug and the intake air is heated. The
preheating monitor on the monitor panel lights up when the switch
is turned ON.
Do not turn the switch to the ON position when not using the
electrical intake air heater.
INFORMATION SWITCH
This switch (7) is used to carry out the switching of the information
monitor display mode and the switching of the cursor with the
maintenance mode.
(a) position: Cursor moves to left
(c) position: Cursor moves to right
BUZZER CANCEL SWITCH
When this switch (2) is operated to the left or right, the alarm buzzer
stops.
When the information monitor is in the maintenance mode, this
switch can be operated to move the cursor to the left or right.
(a) position: Cancel
(c) position: Select
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