Cessna 172P - Page 269

PILOT'S OPER,ATING
HANDBOOK
.
SUPPLEMENT
11
EMEIìGENCY
LOCATOR
TR,ANSMITTER,
(ELT)
2. PRIOR TO SIGHTING
RESCUE
AIRCRAFT
--
Conserve
airplane
battery. Do not activate
radio transceiver.
3, AFTER, SIGHTING
N,ESCUE
AIN,CRAFT
--
PIACE
ELT fUNCtiON
selector switch in the OFF
position,
prevonting
radio
interference.
Attempt contact with
rescue aircraft
with
the radio
transceiver
set
to a frequency
of 121.õ MHz.
If
no
sontact
is established,
return
the
function selector switch
to
ON
immediately.
4.
FOLLO\VING
RESCUE
-- Place
ELT function
seleotor
switch
in the
OFF
position,
terminating
emergency
transmissions.
SECT¡ON
4
NORMAL
PROCEDURES
As
long
a,s
the
function
selector switch
remains
in the
AUTo
position,
the
ELT autornatioally
activates
following
an
impact
of
õg or
more
over
a
short
period
of
time.
Following
a lightning
strike,
ing'
the
ELT may activate although
no em
ELT for
inadverient activation,
sãlect
121.
ver
and
listen
for
an ernergency
. If
the
ELT can
be
heard
transmitting,
place
the
fun
in the OFF
position and the
tone
should
cãase.
Immed
tion selector
switch
in
the
AUTO
position
to
re-set the
ELT for normal
operation.
SECTION
5
PERFORMANCE
There is
no change to
the airplane
performance
data
when
this
equipment is installed.
30
May
1980
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