As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6161 - BOS-LGA - ON APPROACH, FLIGHT ATTENDANTS REPORT A BURNING SMELL IN FORWARD CABIN BY L1 DOOR. SMELL WAS BURNING PLASTIC OR WAX LIKE ORDER. TROUBLESHOT SMELL TO DEICING/ANTI-ICING FLUID IN RIGHT PACK SYSTEM. REPLACED RIGHT WATER SEPARATOR BAG PER MM 21-55-51. AIRATED CABIN FOR SEVERAL HRS, CHECK OK. (M)