As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT COWEL VALVE OPEN LIGHT REMAINED ILLUMINATED AFTER ENG ANTI ICE WAS TURNED OFF, IN BRIGHT. GROUNDED - YES. REMOVED + REPLACED #1 ENG COWL TAI VALVE REF AMM 30--21-11-00+401-801 OPS + LEAK CK GOOD. REF 60669855 FOR COWL + T/R 2 C/B'S PULLED/RESET FOR MAINT. SEAMC LEMONT NOTIFIED.