What was found
FLT 5046 CLT-RTF, WHEN THE FO’S SIDE FLOOD LIGHT WIRING CAUGHT FIRE. A/C LANDED WITHOUT INCIDENT AND THE CREW HAD EXTINGUISHED FIRE IN APPROX 4 SECONDS PER THE CAPTAIN. A/C IMPOUNDED BY NTSB AND WAS RELEASED BACK TO MX UPON OUR RECEIPT OF DIGITAL PICTURES OF DAMAGE. UPON INITIAL INVESTIGATION MX INSPECTED LIGHT, REMOVED COVER AND FOUND A SMALL AMOUNT OF MOISTURE. THIS FIRE ALSO BURNED THROUGH THE FLOOD LIGHT WIRING AND MELTED SOME OF THE LIGHT ASSEMBLY. MX REMOVED AND REPLACED THE LIGHT ASSY.