What was found
(CAN) CREW REPORTS GROWLING NOISE WHEN TURNING ON CABIN HEATER. INSPECTED CABIN HEATER INLET DUCT AND FOUND I.D.TAG FROM BAGGAGE NET JAMMED IN FAN SHROUD. CABIN HEATER REQUIRED REPLACEMENT. INLET IS LOCATED BELOW REAR BAGGAGE AREA AND HAS FAIRLY LARGE GRILL OPENINGS. PILATUS S.B 25-016 REQUIRES INSTALLATION OF I.D. TAGS ON BAGGAGE NETS. TAGS WERE TO BE ATTACHED WITH WIRE CABLE. TAGS SHOULD BE INSPECTED PERIODICALLY FOR SECURITY.