What was found
AFTER LANDING LEFT PACK LIGHT COME ON. REFERENCE QRH AND PUSHED TRIP RESET SWITCH AND PACK LIGHT WENT OUT. CONT CAB TEMP WENT ABOVE 50 DEGREE CENTIGRAD SO WE SELECTED THE LEFT PACK OF. GROUNDED - YES. PERFORMED BITE PROCEDURE ON PTC NO FAULT FOUND REF AMM 21-61-00-810-801 SUPPLY PNEUMATIC PRESSURE WITH APU RUN THE PACK AND LEFT PACK LIGHT ON NO EXHAUST FROM LEFT PACK INSPECT THROUGH PLENUM DIFFUSER NO ROATATION NKENERO 42608 08/12/2023 REMOVED AND REPLACED ACM IAW AMM 21-51-04 LEAK TEST GOOD OPS CHECK GOOD.