As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - FLT 1751 - EN ROUTE JFK-SJU - AFTER TAKEOFF, PLACED LANDING GEAR HANDLE IN UP POSITION INDICATOR SHOWED 3 GREEN AND RED UNSAFE LIGHTS. RETURNED JFK AND LANDED WITHOUT INCIDENT. REPLACED LANDING GEAR SELECTOR VALVE AND LANDING GEAR HANDLE ASSEMBLY. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)