What was found
FLAPS WOULD NOT RETRACT FROM INITIAL 15/15 POSITION USED ON TAKEOFF. CYCLED FLAP HANDLE AND FLAPS WOULD NOT MOVE - POSSIBLE FLAP OVER SPEED DURING CYCLE OF 1-2 KTS. USED QRH AND LANDED WITH FLAPS 30/40 - FLAPS EXTENDED NORMALLY FOR LANDING. EMERGENCY DECLARED. AMM: 27-51-18-04 REMOVED AND REPLACED SYSTEM #1 AND #2 SFCC UNITS AS PER 27-51-18-04. ADJUSTMENT TEST IN PROGRESS. AMM: 27-51-00-05 PERFORMED MECHANICAL AND ELECTRICAL CONTROL FLAP ADJUST/TEST, OPS CHECKS NORMAL REF M/M 27-51-00-05 A/C OK FOR SERVICE.