As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
KHA - FLT 432 - CVG-MKE - ON APPROACH TO MKE, THE 'FWD CARGO AND ELECT ACCESS' FIRE WARNING LIGHT ACTIVATED FOR ONE SECOND. INSPECTION FOUND CORROSION ON THE COCKPIT HEATER FIRE DETECTORS IN THE FORWARD CARGO COMPARTMENT. THE DETECTORS WERE CLEANED AND THE FIRE DETECTORS TESTED OK. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)