What was found
AVIONICS EXTRACT FAN FAULT HAD AUDIBLE KNOCKING, VIBRATION & ODOR THAT SMELLED LIKE BURNING PLASTIC. REPLACED EXTRACT FAN 18HQ IAW AMM 21-26-51-400-001A. OPERATIONAL CHECKED GOOD IAW AMM 21-26-00-710-001-A01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AVIONICS EXTRACT FAN FAULT HAD AUDIBLE KNOCKING, VIBRATION & ODOR THAT SMELLED LIKE BURNING PLASTIC. REPLACED EXTRACT FAN 18HQ IAW AMM 21-26-51-400-001A. OPERATIONAL CHECKED GOOD IAW AMM 21-26-00-710-001-A01.