What was found
AFTER TAKEOFF WITH LEFT PACK OFF, NOXIOUS ODOR SMELLED HEAVILY. TURNED LT BLEED OFF, ODOR SUBSIDED. FLIGHT ATTENDANT ILL, FLIGHT DIVERTED TO MCO. REPORTED MILD SMELL WHEN POWER ADVANCED FOR LANDING. FOUND GASPER FAN MAKING A LOT OF NOISE, CAUSING BAD ODOR. REMOVED AND REPLACED GASPER FAN IAW 21-23.