What was found
PANC - IN CRUISE AT FL 340, NR 4 ENGINE EPR, N1, N2, EGT, F/F ROLLED BACK. ENGINE FLAMED OUT. ATTEMPTED TWO RELIGHTS, UNABLE. OIL PRESSURE STAYED ABOVE 5 PSI FOR DURATION OF FLIGHT. PERFORMED WINDMILL INSPECTION. INSP INLET/EXHAUST AND 3-5 BLEED PORTS, OK. INSP FUEL COND ACT, OK. FOUND NR 4 MAIN FUEL FILTER CONTAMINATED, REPLACED SAME. CHECKED FP2, FP12, FCU RP FILTER, EVC FILTER, OK. SUMPED NR 4 MAIN TANK, NO WATER EVIDENT. ENG RUN-UP CHECK NORMAL. (X)