Switches - Komatsu D32E-1 Operation & Maintenance Manual

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11. EXPLANATION
OF COMPONENTS
11.3 SWITCHES
11.3.1
START
KEY SWITCH
This switch is used to start or stop the engine. It has four positions.
ACC position
This position is used if the engine is not running when accessories
are
OFF
ACC
j
ON
needed.
OFF position
The key can be inserted or removed. The switches for the electric system,
except the lighting circuits, are all turned off and the engine is stopped.
ON position
-----
START
Electric current flows in the charging and lamp circuits. Keep the starting
switch key in the ON position while the engine is running.
REMARK
With the key in this position prior to engine start up, a bulb check of all
warning lights can be performed.
START position
This is the engine start position. Keep the key at this position during
cranking. Immediately after starting the engine, release the key which will
automatically return to the ON position. This switch incorporates
a restart
protection feature to prevent engagement
of the starter motor while the
engine is running. Once the switch has been returned to the ON position,
the key must be moved to the OFF position before it can be moved again
to the START position.
REMARK
To prevent damage to the starter motor and avoid low battery output, do
not continuously
crank the engine for more than 30 second intervals.
Allow a 1 to 2 minute recovery period between cranking.
COlAA26!
2-9

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