What was found
DIRTY MUSTY ODOR IN BOTH THE CABIN AND COCKPIT. PERFORM DECONTAMINATION OF THE ECS. ACCOMPLISHED TSM 21-00-00-810-801-A, NO LEAKS OF OIL FOUND ON APU COMPARTMENT OR APU BLEED AIR DUCT IAW AMM 49-00-00. FOUND APU OIL LEVEL SLIGHTLY OVER SERVICED. REMOVED EXCESS OIL IAW AMM 49-90-00. CREW REPORTED PACKS 1 & 2 FAULT PERFORM CABIN CONTROL TEST IAW AMM 21-61-00. PACKS TESTED OK. PFR SHOWED PILOT TURN OFF PACKS AND RAM AIR WAS USED DURING FLIGHT. PERFORM NR 1 & 2 ENGINE RUNS IAW AMM 71-00-00, NO ODOR AT THIS TIME. PERFORMED DECONTAMINATION OF THE 9ECS. WITH APU/ENS. NO DEFECT NOTED. NO ODORS IAW AMM 21-00-00. & TSM 71-00-00-810-847. UNABLE TO DUPLICATE ANY ODOR.