What was found
ABOVE 15,000 FT MCD STARTED VERY LOUD WHISTLE NOISE THAT DIDN’T STOP UNTIL BELOW 10,000 FT. REMOVED AND REPLACED MAIN DOOR FRAME RUBBER SEAL. PRESSURIZED AIRCRAFT. NO LEAKS NOTED COMING FROM MCD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ABOVE 15,000 FT MCD STARTED VERY LOUD WHISTLE NOISE THAT DIDN’T STOP UNTIL BELOW 10,000 FT. REMOVED AND REPLACED MAIN DOOR FRAME RUBBER SEAL. PRESSURIZED AIRCRAFT. NO LEAKS NOTED COMING FROM MCD.