What was found
ENGINE ANTI-ICE SYSTEM, ENGINE HEATED INTAKE BELLMOUTH AND SNOW BLANKET. MAINT FOUND BURNED WIRE AT PLUG J701 AND P701 (PIN A) 16 GAGE WIRE. THEY ALSO FOUND THIS WIRE WAS FED BY A 35 AMP COCKPIT DC PRIMARY BUSS CIRCUIT BREAKER THROUGH A 10 GAGE WIRE TO PLUG J3004K AND P3004K PINS F AND C. THE 16 GAGE WIRES (2EA) WAS BUTT CONNECTED TOGETHER TO SINGLE 10 GAGE WIRE. ONE OF 16 GAGE WIRES WAS BURNED COMPLETELY THROUGH. UPON REPAIRING, BURNED WIRE, MECHANIC FOUND THAT 10 GAGE AND 16 GAGE WIRE SHOWS SIGNS OF COPPER OXIDATION IN COLOR, BRITTLE TO TOUCH AND SILVER PLATING ON WIRE WAS FLAKING OFF. FURTHER INVESTIGATION SHOWS THIS MAY BE A MFG DEFECT OF WIRE. FURTHER INVESTIGATION ONGOING WITH MFG OF AC. (K)