What was found
TRAILING EDGE FLAPS COMMANDED TO FLAPS 30 DEGREES TRAILING EDGE FLAPS STUCK AT FLAPS 5 WITH NO ASYMETRY. ALT FLAPS TO FLAP 15 AND LANDED UNEVENTFULLY / PERFORMED FSEU BITE PER FIM 27-51 TASK 801 FOUND FAULT CODE 27-51402 ALT ARM SWITCH FOR T/E FLAPS. THIS FAULT WAS GENERATED BY FLIGHT CREW DURING ALTERNATE FLAPS. NO OTHER FAULT CODE FOUND. CYCLED FLAPS SEVEREAL TIMES WITH NO DEFECTS PER AMM 27-51-00. ALSO CHECKED SERVICEING OF NUMBER 1 FLAP TRANMISSION PER AMM 12-22-51; FOUND TO BE FULL A/C OK FOR SERVICE. (AP 3626281)