What was found
DURING PRE-FLIGHT, "BUS L EMERGENCY AC OFF LEVEL 2" INDICATION CAME ON. T/S IAW 24-24-03, FOUND WIRE BUNDLE AT APPROX STA 950 ON RT SIDE OF FWD BELLY O/HEAD AREA BURNED/SHORTED WITH DAMAGE TO WIRES. T/S IAW FIM 24-24-03. FOUND WIRE BUNDLE BURNED/SHORTED WITH DAMAGE TO WIRES. INSPECT AREA FOR O/HEAT CONDITIONS, AND SURROUNDING AREA AND WIRES AND PLUMBING. INSPECTION CHECKED GOOD. WIRE BUNDLE REPAIRED IAW SWPM 20-10-03. ELECTRICAL CHECK OUT C/W, OP'S CHECK GOOD. A/C RETURNED TO SERVICE.