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3 - CONTROLS AND INSTRUMENTS
Battery master switch
NOTICE: Wait at least 60 s after you place the ignition
key in the OFF position before turning master disconnect
switch to OFF. This allows the machine controllers to shut
down properly.
NOTE: The battery master switch must be switched off at
the end of each working day, for machine service or for
any operations on the electrical system.
It acts as an anti-theft device when the cab doors and
windows are locked.
Use the master disconnect switch the enable or disable
electrical power from the machine batteries to the electri-
cal components. The master disconnect switch (1) is in
the battery compartment.
Turn the master disconnect switch counter-clockwise to
1
RAIL15TLB0014AA
disconnect battery power.
Turn the master disconnect switch clockwise to connect
battery power.
NOTICE: Some machine service procedures require an
actual terminal disconnect of the batteries. Do not use the
master disconnect switch for those types of procedures,
such as welding on the machine.
3-26
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Troubleshooting
