What was found
TRAILING EDGE FLAP DISAGREE LIGHT. LOCKED AT 20 DEGREES. COMPLIED WITH QRH. PERFORMED FSEU BITE PROCEDURE IAW FIM 27-51-00, FIG 104, FOUND NO CURENT FAULTS FOR NR 1 FSEU FOUND FLA FAILDED ON SEVERAL TRIES COULD NOT GET A GOOD BITE ON NR 2 FSEU. REMOVED AND REPLACED THE 2 FSEU IAW AMM 27-51-01-2. OPS CHECKED GOOD. PERFORMED FIM 27-51 FIG 810 WITH NO DEFECTS NOTED. LOAD RELIEF WORKS NORMAL AND NO BITE ON ADC 1 OR 2. OPERATED FLAPS THROUGH AMNY CYCLES WITH NO DEFECTS NOTED. ACFT OK FOR CONTINUED SERVICE.