What was found
LAVATORY AND GALLEY EXTRACTION FAN LOUD AND VIBRATING. COLLARED CBS U19 & U2 0, REPLACED FAN (1HU) REF AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LAVATORY AND GALLEY EXTRACTION FAN LOUD AND VIBRATING. COLLARED CBS U19 & U2 0, REPLACED FAN (1HU) REF AMM.