Artex ELT 110-4 Wiring Schematic
Figure 2
(3) If the operational tests must be made at a time not included within the first five minutes after
the hour, the test should be coordinated with the closest FAA Tower or Flight Service Station.
CA
UTION: CONSULT FAA ADVISORY CIRCULAR AC 20-81 FOR DETAILED
INFORMATION CONCERNING UNSHIELDED TESTING.
(4) Turn both the airplane master switch and the radio master switch ON.
(5) Tune airplane communications receiver to 121.5 mHz and select SPKR on the audio panel.
(6) Position ELT cockpit switch to ON. The ELT should immediately begin signaling and the panel
light should immediately come ON. Although the light may illuminate after a few seconds,
failure of the light to immediately come ON indicates trouble with the G-Switch circuit, pins 5
and 8 on tray connector, and that the unit is not working properly. Repairs should be done only
by a licensed aviation radio repair shop.