What was found
PUNGENT ODOR AFTER TAKEOFF AND DURING DECENT, FA REPORTED IN MID CABIN AREA WAS STRONGEST. AIRCRAFT WAS GROUNDED. REPLACED MAIN HEAT EXCHANGER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PUNGENT ODOR AFTER TAKEOFF AND DURING DECENT, FA REPORTED IN MID CABIN AREA WAS STRONGEST. AIRCRAFT WAS GROUNDED. REPLACED MAIN HEAT EXCHANGER.