As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: CREW REPORTED DURING TAKEOFF FOR WE EXPERIENCED A DIRTY MUSTY SMELL FOR APPROXIMATELY 5 MINUTES. REMOVED AND REPLACED BOTH LEFT (AALA202503242397) AND RIGHT (AALA202503240076) RECIRCULATION FAN FILTERS. PER MM 21-25-01. NO DEFECTS NOTED AT THIS TIME.