What was found
EMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING APPROACH FLAP POSITION STOPPED AT 5 ON GAUGE & WOULD NOT MOVE. USED THE QRH TO MANUALLY EXTEND THE FLAPS TO 15. GAUGE STAYED AT THE 5 POSITION, UPON LANDING THE GAUGE WENT TO THE 15 POSITION. ACCOMPLISHED FIM 27-51-00 FAULT CODE 27-52259. ACCOMPLISHED FSEU BITE WITH NO FAULTS FOUND. R & R FLAP POSITION INDICATOR IAW AMM 27-58-02. ACCOMPLISHED FLAP OPERATIONAL CHECK. SYS CHECKED NORMAL.