What was found
MUSTY SMEEL DURING DESCENT @ 9000' ENGINES IDLE. FLIGHT ATTENDANTS AND COCKPIT CREW HAD THE SAME EXPERINCE. WE SUSPECTED PACK 1 SO WE TURNED IT OFF. WE ARE NOT SURE IF TURNING PACK 1 OFF HELPED OR WE JUST GOT USED TO THE SMELL TOO CLOSE TO LANDINE TO TOUBLE SHOOT.-ACCOMPLISHED TI 2100-1706 "DATA COLLECTION OF INSPECTION RESULTS OF A/C PNEUMATIC! A.C. SYS AFTER ODOR CCURENCE. NO CONTAMINATION SENSED WITH AERO TRACER. DMI # 260285901 RAMINS OPE. A/C OK FOR SVC."