What was found
AIRCRAFT WAS GROUNDED: MUSTY ODOR FROM AIR CONDITIONING WITH BOTH ENGINE BLEEDS & APU BLEED ON BELOW FL 200. ISOLATED SOURCE OF ODOR TO THE APU. (OPEN)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: MUSTY ODOR FROM AIR CONDITIONING WITH BOTH ENGINE BLEEDS & APU BLEED ON BELOW FL 200. ISOLATED SOURCE OF ODOR TO THE APU. (OPEN)