October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
ATC Head Illumination Inoperative
Test 1 - 4:
SYMPTOM ATC HEAD ILLUMINATION INOPERATIVE
POSSIBLE CAUSES -Identify ATC head illumination problem -Ground circuit open -Panel lamps feed circuit open -ATC head - illumination inoperative
