What was found
PDX - WHILE AT GATE NR 1 ENGINE FIRE WARNING WENT OFF. ENGINE WAS NOT RUNNING AND NO FIRE WAS OBSERVED. INSPECTED FIRE LOOP, FOUND DIRTY CONNECTION, CLEANED AND TESTED, OPERATIONAL CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - WHILE AT GATE NR 1 ENGINE FIRE WARNING WENT OFF. ENGINE WAS NOT RUNNING AND NO FIRE WAS OBSERVED. INSPECTED FIRE LOOP, FOUND DIRTY CONNECTION, CLEANED AND TESTED, OPERATIONAL CHECK GOOD.