TT31 Transponder Installation Manual 1 February 2010
00455-00 Issue AJ
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When the BNC is prepared, feed it through the TT31 mounting tray and attach the washer combination
in the following order:
Wave washer (p/n 00317-00).
00239-00
Plain washer (p/n 00241-00).
Circlip washer (p/n 00242-00).
The Circlip washer should be fitted with a set of Circlip pliers.
The two Molex connectors should be passed through the openings in the rear of the tray, and then
mounted firmly to the tray from the inside using the four M3 screws supplied.
Trig Avionics Limited Page 17