As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENG FIRE LOOP -A- FLICKERED SWITCHED TO -B- LOOP, 3 MIN LATER -B- LOOP CAME ON STEADY SHUT ENG DOWN, FIRED ONE BOTTLE-B- LOOP ON AT GATE. REPLACED FIRE DETECTION UNIT-B-LOOP CKS NORMAL. CLEANED ALL CONNECTIONS ON FIRE LOOPS, -A- LOOP CKS NORMAL. RAN ENG AT T/O POWER FOR 10 MINS ALL INDICATIONS NORMAL ENG OPERATION NORMAL.