What was found
CRUISE POWER SETTING , NR 1 ENG STRUT OVERHEAT LIGHT ILLUMINATED. RAN QRH AND LIGHT WENT OUT GOOD SYST TEST, RETURNED TO KMIA. INSPECTED ALL DUCTS, CLAMPS AND SENSE LINES. FOUND NUMEROUS CLAMPS LOOSE AT NR 1 PRECOOLER AND NR 1 BLEED VALVE. TIGHTEN CLAMPS IAW MM 36-00-001-2. RAN ENG AT IDLE PER JRH NO LEAKS NOTED. FOUND CLAMPS ON NR 1 ENG BLEED VALVE WORN REPLACED SAME, RAN A/C TO HIGH POWER, NO MORE LEAKS NOTED, A/C OK FOR SERVICE. FOUND NR 1 ENG BLEED VALVE CLAMPS WORN REPLACED SAME, RAN A/C AT HIGH POWER NO LEAKS FOUND. CLOSED ALL PANELS ON NR 1 ENG STUB WING.