What was found
APU FIRE BELL AND LIGHT SOUNDED. INSPECTED APU, NO SIGNS OF FIRE, NO SIGNS OF OVERHEATING, INSPECTED ALL BLEED AIR FLANGES AND EXHAUST FLANGES, NO SIGNS OF ANY LEAKAGE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APU FIRE BELL AND LIGHT SOUNDED. INSPECTED APU, NO SIGNS OF FIRE, NO SIGNS OF OVERHEATING, INSPECTED ALL BLEED AIR FLANGES AND EXHAUST FLANGES, NO SIGNS OF ANY LEAKAGE.