What was found
ON FINAL, SLATS DIDN'T EXTEND. AIRSPEED WAS ABOUT 220 FOR INITIAL EXTENSION. EMERGENCY DECLARED. IAW TSM 27-80-02 FOUND RT L/E SCREW JACKS 1-2-4 TRIPPED. RESET SCREW JACKS & SERVICED IAW MM 12-13-27-00. OK FOR SERVICE. CLEARED FAULTS IN SFCC BOX. OPS CKD, NO FAULTS NOTED.