What was found
FLT 909, BOS-NAS. DURING DECENT STRONG ODOR IN CABIN ( APU SYSTEM ); PERFORMED ECS DECONTAMINATION OF PACKS IAW AMM 21-00-00-615-803 AND 36-11-00-615-805-A03. APU DEFERRED REFERENCE MDDR 449451. A/C OK FOR SERVICE. PERFORMED INFO NOTICE 2017-T015I. FOUND TO BE TRANSITORY CONDITION WHEN APU BLEED IS APPLIED. PLACED APU BLEED ON MEL 36-12-01 CAT C. PLACARD INSTALLED. MX-4 UPDATED. MCC DAVID NOTIFIED. SUPPLEMENTAL INFORMATION TO FOLLOW.