What was found
CABIN HEATER ASSY FAILS PRESSURE DECAY TEST. AIR LEAKAGE CAN BE HEARD IN CABIN AIR CHAMBER LEAKING IN FROM COMBUSTION CHAMBER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CABIN HEATER ASSY FAILS PRESSURE DECAY TEST. AIR LEAKAGE CAN BE HEARD IN CABIN AIR CHAMBER LEAKING IN FROM COMBUSTION CHAMBER.