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SECTION 7
AIRPLANE
&
SYSTEMS DESCRIPTION
CESSNA
MODEL 182S
The
annunciator panel
can be tested by
turning
the
Master
Switch On and holding
the
annunciator panel switch
in the
TST
position.
All
amber and red messages
will flash
until the switch
is
released.
NOTE
When
the
Master Switch is turned
ON,
some
annunciators
will flash
for
approximately
10 seconds before
illuminating
steadily. When
the TST switch is toggled up and held
in
TST position, all
remaining
lights will flash
until
the switch
is
released.
MASTER SWITCH
I
The master switch is a split rocker-type switch labeled
MASTER,
'and is ON
in the up
position
and otf in the down
position.
The
right
half
of the
switch, labeled BAT, controls
all
electrical power
to
the
airplane.
The
left half, labeled ALT, controls the alternator.
¿[
cnunon
PRIOR TO TURNING THE MASTER SWITCH
ON
OR OFF,
STARTING
THE ENGINE OR
APPLYING
.
AN EXTERNAL
POWER
SOURCE, THE
AVIONICS
I
MASTER SWITCH,
LABELED AVIONICS
MASTER,
SHOULD BE TURNED OFF
TO
PREVENT
ANY
HARMFUL TRANS¡ENT VOLTAGE
FROM
DAMAGING THE AVIONICS EOUIPMENT.
enough
to
open
the
battery contactor, remove power from
the
alternator field, and prevent alternator restart.
7-34
Nov
15/00
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