What was found
AFTER PARKING AT GATE 11 IN BDL FA REPORTS HAZY. SMOKE VISIBLE IN REAR OF CABIN. SMELL WAS REPORTED AS PLASTICY & CHEMICALLY. THIS OCCURED AFTER PARKING AT GATE 11. APU WAS STARTED MORE THAN 5 MINS BEFORE APU BLEED WAS USED. 5 MINUTES LATER NO INDICATIONS NOTED. INSPECTED APU COMPARTMENT OF A/C. FOUND DE-ICING FLUID IN INLET OF APU AND AROUND APU BAY. WILL REQ WASH. PERF. DUCT BURNOUT WITH ENG 1 & 2 IAW AMM 36-10. FWD TO MEL 49-10-01A PER MCC ADVISE. ACFT OK FOR SVC. M PROC C/W. MCO & PLAC APPLIED. RAN APU CONTINUOUSLY FO 2+ HOURS. NOTICED SMELL BUT NO SMOKE. NO SMELL WHEN RUNNING ENG W/OUT APU. (LP: 7918834)