As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DURING TAKEOFF AND CLIMB FLIGHT ATTENDANTS REPORTED A POSSIBLE FUME EVENT. MAINTENANCE ACCOMPISHED THE SMOKE/ ODOR/ FUME TROUBLESHOOTING TASK CARD 26L0021001, REPLACED RECIRCULATION FILTER CARTRIDGES 4012HM (AALA202305095743) AND 4013HM (AALA202305090039) PER AMM 21-21-41. NO ODORS WERE NOTED AT THIS TIME.