What was found
DURING F/O ROLL EXPERIENCED RANCID ODOR FOLLOWED BY EXTREMELY HOT AIR COMING THROUGH THE VENTS, COULD BARELY CONTROL TEMP IN CABIN ON LANDING AND TAXI IN WENT TO PACKS HIGH -CONTINE TO DESCRIPTION AND APU BLEED AND KEPT GETTING LEFT PACK TRIP OFF LIGHT. ACM REMOVED AND PARTIALLY ACM INSTALLED PER AMM 21-51-04; JOB STOPPED BECAUSE BUSHING IS NIS IN LAS. FINISHED INSTALLING LH ACM PER AMM 21-51-04. OPS AND LEACH CHECK GOOD.