Komatsu H70051 Series Operation & Maintenance Manual page 186

EXPLANATION OF COMPONENTS
NOTICE
• Keep the battery disconnect switch in ON position except the following cases.
• When the machine is stored for a long time (more than a month)
• When repairing the electrical system
• When performing the electric welding
• When handling the battery
• When replacing the fuse, etc.
• Do not turn the battery disconnect switch to OFF position while the system operating lamp is lit. If
the battery disconnect switch is turned off while the system operating lamp is lit, the data in the
controller may be lost.
• If this switch is turned to OFF position, all the electrical system is cut out and the functions of KOM-
TRAX stop. In addition, the time setting of the clock may be lost. In this case, set the information
again by referring to "CLOCK ADJUSTMENT".
The battery disconnect switch is used to cut out the electricity
from the battery.
Open the cover (1) of the battery box on the rear right of the
machine, raise the rubber cover (2), and battery disconnect
switch (3) is seen.
REMARK
Operate it while the system operating lamp (4) is not lit.
(O): OFF position
It allows inserting and removing of the switch key (3), and is
used for cutting off the current from the battery.
(I): ON position
The current from the battery flows into the circuit.
Before starting the machine, be sure to set it to this position.
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OPERATION