What was found
SFO - LEFT FIRE PANEL 'DET INOP ENG/WW' LIGHT ILLUMINATED. MAINTENANCE REMOVED AND REPLACED LEFT ENGINE FIRE DETECTOR LOOP ASSEMBLY. FIRE DETECTION SYSTEM OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SFO - LEFT FIRE PANEL 'DET INOP ENG/WW' LIGHT ILLUMINATED. MAINTENANCE REMOVED AND REPLACED LEFT ENGINE FIRE DETECTOR LOOP ASSEMBLY. FIRE DETECTION SYSTEM OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (X)