What was found
FLT#616, SFO-JFK. (ETOPS) 'DIRTY SOCK ODOR ON THE GROUND THRU LEVEL OFF SMELL REPRESENTED ITSELF ON THE DESCENT ISOLATION PROCEDURE DIDN'T MAKE A DIFFERENCE; 1 ENGINE REPLACED REF LOGPAGE 379424. 1 PACK OZONE REPLACED ON 3791410 (INSTALLED PACK 1 OZONE FILTER IAW AMM 21-51-41. REF L/P 3791420-2. (ACCOMPLISHED LEAK CHK OF 1 PACK OZONE FILTER IAW AMM 21-51-41, NO LEAKS NOTED) FOR OPS & LEAK CHECK). 1 PACK ACM AND FCU REAPLCED REF LOGPAGE 3971413. 1 PACK CONDENSOR AND HEAT EXCHANGER REPLACED ON LOGPAGE 3791414 (INSTALLED 1 PACK CONDENSER IAW AMM 21-52-32. LEAK CHECK & OPS CHECK GOOD). HIGH POWER RUN PERFORMED WITH NO ODOR PRESENT.' ORIGINAL SUBMISSION DATE: 8/3/2023