Komatsu WA100M-7, Operation And Maintenance Manual

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3.2 Descriptions of the individual elements Operation
3-32
WA80M-7, WA100M-7 – VENAM03001
29. Battery main switch
Before you switch off the battery main switch, you have to switch
off the starting switch and wait until the green pilot lamp on the
relay box has gone out.
NOTICE

Put the battery main switch into the ON position unless

the machine is being stored for one or more months

electrical systems are being repaired

electric welding is being carried out

the battery is being handled

the main fuses are being replaced

Never switch off the main switch while the engine is running.
This can lead to damage to electrical systems.

If the battery switch is switched off, the power supply to all
electrical systems is interrupted and data for the time or
selected station on the radio may be lost.
The battery main switch is used to switch the power supply from
the battery to the electrical systems in the machine on or off. The
location of the switch is shown in the diagram to the right.
Position (O): OFF
The power supply is interrupted. The key can be removed in this
position.
Position (I): ON
The power supply to the switching circuits is created.
Ensure that this position is selected before starting the machine.