What was found
PUNGENT ODOR IN ENTIRE ACFT AFTER TURNING PACKS ON WITH APU RUNNING. ODOR DID NOT IMPROVE OVER TIME. EVEN WITH MAIN DOOR & CARGO DOORS OPEN, ODOR REMAINS STRONG & WAS IRRITATING TO NOSTRILS. REPEAT WRITE UP. REMOVED LT & RT WATER SEPARATORS & PERFORMED LT & RT ACM TORQUE CHECK & BOTH ACMS TOOK 30 IN OZ IAW AMM 21-51-00. REMOVED RT ACM & INSTALLED OVERHAULED ACM, REMOVED DAMAGED RUBBER HOSES & INSTALLED NEW RUBBER HOSES. REMOVED WATER SEPARATOR TO DISCARD COALESCER SOCK. REMOVED LT SUSPECTED DAMAGED ACM & INSTALLED REPAIRED ACM IAW AMM 21-51-16, REMOVED LT WATER SEPARATOR TO DISCARD COALESCER SOCK & INSTALLED NEW COALESCER SOCK, INSTALLED WATER SEPARATOR IAW AMM 21-51-13 OPS CHKD GOOD NO DEFECTS NOTED.