What was found
AIRCRAFT WAS GROUNDED: DIRTY/MUSTY ODOR IN CABIN AT GATE WITH APU ON RELATED WITH PACKS ON. REPLACED CARBON HEPA FILTERS PER CARD #1907 AND ACCOMPLISHED WORK CARD 05-96-89 AND CARD# 05-96-87.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: DIRTY/MUSTY ODOR IN CABIN AT GATE WITH APU ON RELATED WITH PACKS ON. REPLACED CARBON HEPA FILTERS PER CARD #1907 AND ACCOMPLISHED WORK CARD 05-96-89 AND CARD# 05-96-87.