What was found
ACFT AT 18,000 FT, LEFT ENGINE OVERHEAT LIGHT ILLUMINATED. PER QRH, PULLED BACK THROTTLE TO 1.5 EPR AND BLEED OFF. OVERHEAT LIGHT EXTINGUISHED. REMOVED 3 DUCTS. COVERED ALL DUCTS, AIRCRAFT SIDE. PERFORMED LEFT ENGINE UPPER PYLON STRUT LEAK CHECK AND FOUND HOT AIR LEAKING FROM A HOLE IN THE BLEED AIR DELIVERY DUCT.0. R AND R DUCT IAW AMM 36-11-23-00-8OCI. HIGH PWR RUN PERFORMED, OPS AND LEAK CHECKS GOOD.