What was found
MECH / FLT CREW REPORTS SMOKE/ODOR IN COCKPIT AND CABIN SHUT OFF APU AND PACKS;SMOKE WENT AWAY. NO FIRE INDICATIONS NO FIRE BOTTLES DISCHARGED.- UNKNOWN SOURCE. CA PERFORMED EMB 145 FIM 21-20-00-810-801-A SMOKE/ABNORMAL SMELL IN THE CABIN/COCKPIT - UNKNOWN SOURCE PER ATS TRIAD WORK SCOPE. REF. NRWC # 931-ORD-06158 FOR ADDITIONAL FINDING. NO FURTHER DISCREPANCIES FOUND. RAR R/H OUTLET MUFFLER IAW EMB 145 AMM 21-23-04. PERFORMED OPS CHECK OF AIR DISTRIBUTION SYSTEM IAW EMB 145 AMM 21-20-000 OPS CHECK GOOD.