What was found
(CAN) DURING THE APPROACH, FLAP FAILED AT 30 DEGREES. THE APPROACH WAS CONTINUED AND THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE TRAVELLED TO THE AIRCRAFT LOCATION AND FOUND THE 2 SKEW DETECTION UNIT, SDU, FAULT LIGHTS ILLUMINATED. THE SDU WAS RESET, A BITE TEST AND AN OPS TEST COMPLETED. SEVERAL SUCCESSFUL FLAP CYCLES WERE CONDUCTED AND THE ACFT WAS RELEASED FOR SERVICE. FLAP ACTUATORS WERE ALSO INSPECTED AND FOUND SERVICEABLE. ACCORDING WITH IPC 27-51-15-01-005.