What was found
MIA - ENGINE NR 1 STRUT OVERHEAT LIGHT ILLUMINATED IN FLIGHT. (APPROXIMATELY 1,000 AFL). CONDUCTED AND COMPLETED STRUT OVERHEAT LIGHT EMERGENCY CHECKLIST. RETARDED NR 1 THROTTLE TO IDLE LIGHT (STRUT NR 1). EXTINGUISHED AFTER 1.50 MINUTES. REPLACED NR 1 ENGINE STRUT OVERHEAT DETECTION ELEMENT. NR 1 STRUT OVERHEAT DETECTION TESTS OK. NO LEAKS FOUND IN STRUT AREA ON RUN-UP. NO OVERHEAT WARNING ON ENGINE RUN.