What was found
APU FIRE BELL CAME ON IN FLT WITH NO OTHER INDICATIONS AND WOULD NOT RESET OR CUT OUT AFTER SEVERAL ATTEMPTS. FINALLY WENT OUT AFTER MOVING BELL RESET PUSH-BUTTON SIDE TO SIDE. RESEATED CONNECTORS ON FIRE DETECT TEST PANEL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APU FIRE BELL CAME ON IN FLT WITH NO OTHER INDICATIONS AND WOULD NOT RESET OR CUT OUT AFTER SEVERAL ATTEMPTS. FINALLY WENT OUT AFTER MOVING BELL RESET PUSH-BUTTON SIDE TO SIDE. RESEATED CONNECTORS ON FIRE DETECT TEST PANEL.