What was found
PIT - FLT 707 - AS POWER WAS APPLIED FOR TAKEOFF, NR 1 ENGINE START VALVE OPEN LIGHT ILLUMINATED. INDICATION WAS ACCOMPANIED BY A POPPING SOUND. CLEANED AND LUBED NR 1 PRESSURE REGULATING SHUTOFF VALVE. OPS CHECK NORMAL. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PIT - FLT 707 - AS POWER WAS APPLIED FOR TAKEOFF, NR 1 ENGINE START VALVE OPEN LIGHT ILLUMINATED. INDICATION WAS ACCOMPANIED BY A POPPING SOUND. CLEANED AND LUBED NR 1 PRESSURE REGULATING SHUTOFF VALVE. OPS CHECK NORMAL. (M)