What was found
DURING FLIGHT, VERY STRONG DE-ICE FLUID ODOR THROUGHOUT AIRCRAFT. REPLACED RECIRCULATION FILTERS 4012HN, 4013HM AND CATALLYTIC CONVERTERS NR 1 AND NR 2, CHECK OK. (K)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING FLIGHT, VERY STRONG DE-ICE FLUID ODOR THROUGHOUT AIRCRAFT. REPLACED RECIRCULATION FILTERS 4012HN, 4013HM AND CATALLYTIC CONVERTERS NR 1 AND NR 2, CHECK OK. (K)