What was found
DURING TASK CARD 78273000 FOUND FAULT CODE 74-30971 THE APL INPUT VOLTAGE FOR THE L EXCITER (IGN 1) IS OUT OF RANGE (LONG TIME). GROUNDED - YES. PERFORMED FIM 74-21 TASK 801. NO FAULTS OR DISCREPANCIES NOTED AS OF THIS TIME DURING TROUBLESHOOTING. PERFORMED IGNITION SYSTEM AUDIBLE TEST REF AMM 74-00-00-750-801-F00. LEFT IGNITER OPERATES NORMAL (AUDIBLE CLICKS) AND NO FAULTS AFTER TEST. ALL DISCRETE SIGNALS ARE NORMAL FOR THE LEFT IGNITION SWITCH. GROUND VERIFICATION SUCCESSFUL.