Komatsu PC12R-8, Operation & Maintenance Manual

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INSTRUMENTS AND CONTROLS
3 - GENERATOR WARNING LIGHT
4 - PREHEATING WARNING LIGHT
This warning light comes on when the starting circuit is ener-
gized and goes out when the engine exceeds the idling speed; if
this warning light remains on even when the engine is running at
the normal operating speed, this means that the alternator does
not work and the battery is not charged correctly.
IMPORTANT
☞
•
If the warning light remains off when the ignition key is
turned to position «I», this means that the alternator is
faulty or broken.
RWA07150
RWA07160
This warning light comes on when the ignition key is turned to
position «
» to start the engine at low temperatures.
(See “3.6.2.2 Starting with cold engine or in cold climates”).