What was found
FLT#278, SFO-FLL. (AIRCRAFT DIVERTED TO RSW AND DECLARED AN EMERGENCY) 'AIR L WING LEAK FOLLOWED BY PACK 1 AND BLEED 1 TURNING OFF; CHECKED L/H AND R/H WING LOOPS A AND B LOOPS. OP CHECKS GOOD TO GND, AND CONTINUITY CHECKS GOOD. REF TSM 36-22-00. REF LOGPAGE 3569489 FOR ACM CHANGE ITREM 2 (REF LP 3569489 ITEM 1 FOR LOOP WIRING CHECK. PERFORMED VISUAL INSPECTION OF L/H AND R/H PACK BAYS AND FOUND ACM OUTLET CRACKED AND DUCT DAMAGED. REMOVED AND REPLACED ACM IN #2 PACK BNAY AND DAMAGEWD DUCT. REF A321 AMM 21-52-21, AND 21-52-23. NO FURTHER LEAKSA NOTED PERFORMED DUAL ENGINE RUN AND NO FURTHER FAULTS FOUND).'