What was found
NR 1 ENGINE ROLLED BACK FUEL HEAT SHUTOFF AT FLIGHT 340 -16 TAT MACH .840. PERFORMED RAPID RESTART PER QRH PG 69. ALL NORMAL AFTER. PERFORMED FIM 71-01-00 DD, NO CONTAMINATION FOUND IN INLET, TURBINE EXHAUST OR 3.5 BLEED. NO METAL FOD FOUND. INSPECTED FUEL MAIN FILTER IAW FIM 71-01-20, NO CONTAMINATION FOUND. PERFORMED GROUND IDLE RUN IAW AMM 71-00-00, NO LEAKS NOTED. NO FOD OR METAL PARTICLES FOUND IN STARTER DUCT.