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CESSNA
MODEL 172R
SECTION 9 - SUPPLEMENTS
SUPPLEMENT 4 - FAA APPROVED
The ELT must be serviced in accordance with FAR Part 91.207.
INSPECTIONfTEST
1. The emergency locator transmitter should be tested every 100
hours.
NOTE
Test should only be conducted within the first 5
minutes of each hour.
2. Disconnect antenna cable from EL T.
3. Turn airplane ba
t
tery switch and avionics power switches ON.
4. Turn airplane transceiver ON and set frequency to 121.5 MHz.
5. Place remote switch/annunciator in the ON position. The
annunciator should illuminate. Permit
only
three
emergency
tone transmissions, then immediately reposition the remote
switch/annunciator to the RESET position and release to the
AUTO position.
6. Place the EL T master function selector switch in the ON
position. Verify that the transmitter annunciator light on the
EL T and the remote switch/annunciator on the instrument
panel are illuminated.
7. Place the ELT master function selector switch in the
OFF/RESET position.
8. Reposition EL T master function selector switch to AUTO.
9. Reconnect antenna cable to EL T.
AwARNING
A TEST WITH THE ANTENNA CONNECTED
SHOULD BE APPROVED AND CONFIRMED BY
THE NEAREST CONTROL TOWER.
NOTE
Without its antenna connected, the EL T will produce
sufficient signal to reach the airplane transceiver,
yet it will not disturb other communications or
damage output circuitry.
Dec 2/96
S4-7
Содержание 172R180HP
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