What was found
EN ROUTE TO DTW THE CABIN CREW NOTICED A HEAVY CHEMICAL OR BURNING SMELL IN THE PASSENGER CABIN. THE CABIN CREW SUSPECTED THE IN-FLIGHT ENTERTAINMENT SYSTEM AND DISABLED IT. THE FLIGHT CREW TURNED OFF THE GASPER SYSTEM AND THE FUMES DISSIPATED. THE FLIGHT CONTINUED ON TO DTW, LANDED UNEVENTFULLY. MAINTENANCE FOUND THE POTABLE WATER SYSTEM COMPRESSOR OVERHEATING WHICH WAS THE SOURCE OF THE FUMES. MAINTENANCE REPLACED THE POTABLE WATER COMPRESSOR AND THE SYSTEM OPERATED NORMALLY AFTERWARDS.