What was found
DURING APPLICATION, THERE WAS SMOKE AT PAX CABIN AND A SIMULTANEOUS BURN ODOR PACK 2 WAS TURNED OFF MANUALLY AND THE SMOKE AND ODOR STOPPED, WITH PACK 1 OPERATION ONLY INCREASED EXCESSIVELY THE DUCT AND CABIN TEMPERATURE. IT WAS NECESSARY TO TURN PACK 1 OFF AFTER LANDING IAW AMM TASK 21-52-21 PB 401. THE PACK 1 ACM WAS REPLACED, OPS TEST WAS SATISFACTORY, PN 983A0000-03.