What was found
LOWER AFT BODY OVERHEAT LIGHT BRIEFLY ILLUMINATED DURING FLIGHT. LIGHT FLICKERED ON AND THEN EXTINGUISHED APPROX 45 SECONDS ON THEN OFF FOR REMAINDER OF FLIGHT. INSPECTED RIGHT AND LEFT SECTION 48 OVERHEAT DETECTOR AND KEEL BEAM OVERHEAT DETECTOR, LIGHTLY PULLED DETECTORS WHILE OTHER MECHANIC MONITORED OVERHEAT LIGHT IN COCKPIT AT F/E PANEL LIGHT NEVER CAME ON, ALSO INSPECTED AFT CARGO COMPARTMENT FOR EVIDENCE OF HEAT DAMAGE AND PNEUMATIC AIR LEAK, NONE FOUND, PERFORMED A FUNCTIONAL CHECK PER M/M 26-14-001-2 A/C OK FOR SERVICE.