What was found
APU AUTO SHUTDOWN CABIN ODOR ASSOCIATED NOTED IN CABIN APU BITE SHOWED ADD OIL. SVCD APU OIL. PERFORMED GVI AND FOUND APU BLEED DUCT MISSING HARDWARE. REPORTED APU BLEED AIR DUCT MISSING HARDWARE, WILL NEED TO BE REPLACED MISSING O-RING SEAL AT APU BLEED DISCHARGE FLANGE. INSTALLED NEW BOLTS AT FLANGE. ONE INSERT WAS FOUND STRIPPED. REMOVED BOLT AND INSERT AND REPLACED WITH -16 BOLT AND NUTS IAW AMM 49-52-15-300-801-C1, PERFORMED APU OP TEST IAW AMM 49-11-00-710-801. RAN APU VERFIED NO ODOR IN CABIN. OPS & LEAK CHKD GOOD. APU BLEED PSI WITHIN LIMITS.