As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TNN - DURING S-CHECK INSPECTION ON AIRCRAFT AT AIR ASIA, APU FIRE DETECTOR SENSOR EXTERIOR INSULATOR WAS FOUND STRIPPED. THE DAMAGED APU FIRE DETECTOR SENSOR WAS REMOVED AND REPLACED WITH A NEW ONE PER B727 MM 26-10-0 AND OPERATIONAL CHECK NORMALLY. (M)