BATTERY MASTER SWITCH
The red, two-position battery master switch is located on the lower left corner
of the instrument panel and is labeled MASTER. The battery master switch is
ON when the upper portion of the switch is pushed in. Conversely, the battery
master switch is OFF when the lower portion of the switch is pushed in.
When the battery master switch is placed in the ON position, battery power
is supplied to the two main busses and the essential buss. The OFF position
cuts off battery power to all busses.
AVIONICS MASTER SWITCH
The white, two-position avionics master switch is located on the lower left
corner of the instrument panel adjacent to the Battery Master Switch and is
labeled AVN BUS. The avionics master switch is ON when the upper portion
of the switch is pushed in. Conversely, the avionics master switch is OFF
when the lower portion of the switch is pushed in. When the MASTER and
AVN BUS switches are placed in the ON position, battery power is supplied to
the avionics bus.
The avionics master switch may be placed in the ON position for engine
starting to allow the use of the checklist provided through the G1000 MFD.
AUXILIARY BUS SWITCH
The white, two-position auxiliary bus switch is located on the lower left
corner of the instrument panel adjacent to the Avionics Master Switch and is
labeled AUX BUS. The auxiliary bus switch is ON when the upper portion of
the switch is pushed in. Conversely, the auxiliary bus switch is OFF when
the lower portion of the switch is pushed in. When the MASTER and AUX
BUS switches are placed in the ON position, battery power is supplied to the
auxiliary bus. The environmental control systems are powered by the auxiliary
bus. The AUX BUS switch is provided for ease of load shedding should an
electrical power failure occur.
An advisory annunciation is provided through the G1000 to indicate to the
pilot that the auxiliary bus is ON. This annunciation is shown as follows:
AUX BUS ON
STARTER SWITCH
The starter switch is a three-position toggle-type switch labeled STARTER
and is located on the lower left corner of the instrument panel. The switch
provides positions for OFF, LO/MOTOR and HI START.