Textron Cessna 172R - Page 390

SECTION
9
-
SUPPLEMENTS
SUPPLEMENT
6
-
FAA
APPROVED
CESSNA
MODEL
172R
TO OPERATE
ELAPSED
TIME
TIMER-COUNT
UP
MODE:
2.
FLT/ET
Mode
Button
-
PRESS
(once
or
twice)
until
ET
is
annunciated.
3.
SET/RST
Button
-
PRESS
momentarily
to reset
elapsed
timer
to
zero.
The
Standby
Frequency
which is
in
memory
while
Flight
Time
or
Elapsed
Time modes
are
being displayed
may
be
called
back
by
pressing
the
FRQ
button,
then
transferred
to
active
use
by
pressing
the
FRQ
button
again.
TO OPERATE
ELAPSED
TIME
TIMER-COUNT
DOWN
MODE:
1.
OFF/VOL
Control
-
ON.
2.
FLT/ET
Mode
Button
-
PRESS
(once
or
twice)
until
ET
is
annunciated.
3.
SET/RST
Button
-
PRESS
until
the
ET
annunciation
begins
to
flash.
4.
FREQUENCY
SELECTOR KNOBS
-
SET
desired
time
in
the
elapsed
time
display.
The
small knob
is
pulled
out
to tune
the
1
’s.
The
small
knob
is
pushed
in
to
tune
the
1
0’s.
The
outer
knob
tunes
minutes
up
to
59
minutes.
Selector
knobs
remain
in
the
time
set
mode
for
15
seconds
after
the
last
entry
or
until
the
SET/RST,
FLT/ET
or
FRQ
button is
pressed.
5.
SET/RST
Button
-
PRESS
to
start
countdown. When the
timer
reaches
0,
it
will
start to
count
up
as
display
flashes for
15
seconds.
While
FLT
or
ET
are
displayed,
the
active
frequency
on
the
left
side
of
the
window
may
be
changed,
by using
the
frequency
selector
knobs,
without
any
effect
on
the
stored
standby
frequency
or
the
other
modes.
1.
OFFA/OL
Control
-
ON.
NOTE
NOTE
NOTE
S6-10
Dec
2/96
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