What was found
ON APPROACH INTO PHF, RIGHT HYD SYS LOW ALERT ON EAD FOLLOWED QRH EMERGENCY DECLARED, NORMAL LANDING OCCURRED WITH GEAR DOORS UP. FOUND RT O/B SPOILER ACTUATOR LINES LEAKING AT ACTUATOR B NUT SLEEVE. REPLACED BOTH LINES REF 20-10, RTS 27-60, SERVICED HYD SYS & LEAK CHECKED GOOD.