What was found
RED GEAR LIGHTS REMAINED ILLUMINATED AFTER SELECTING GEAR DOWN AND GEAR SHOULD HAVE BEEN DOWN. RECYCLED, AND SAME THING HAPPENED, THEN GREEN LIGHTS SUDDENLY CAME ON. A/C LANDED MEM WITHOUT INCIDENT. MAINTENANCE FOUND GEAR HANDLE GUMMED UP. CLEANED GEAR HANDLE AND RELUBED, OPS CHECKED GOOD. OK FOR SERVICE.