As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN STARTING ENGINE NR 1, THE START WAS NORMAL-INCLUDING THE START SWITCH AUTOMATICALLY CLICKING OFF. THE START VALVE OPEN LIGHT REMAINED ILLUMINATED AND STARTED TO FLASH. FOLLOWING THE QRH AND ACCOMPLISHING STEP NR 5, THE LIGHT WENT OFF. STEP NR 7 DIRECTED US TO SHUTDOWN THE NR 1 ENGINE. ACFT GROUNDED. REF FIM 80-07, TASK 809, INSPECTED ENGINE NR 1 START VALVE, NO FAULTS FOUND. FLIGHT CREW PERFORMED RUN ENGINE START AND ALL INDICATIONS NORMAL. TSR ISSUED. REPLACED NR 1 ENGINE START VALVE IAW AMM 80-11-03-400-801-F00.