As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT: 0131 SJU/SJU AFTER TAKEOFF WITH GEAR LEVER UP THE RED LIGHT OF THE GEAR HANDLE CAME ON, RECYCLED GEAR AND OBTAINED NORMAL INDICATIONS FOLLOWED PROCEDURES AND RETURNED TO SJU AND LANDED SAFELY. INSPECTED AND CLEANED PROXIMITY SWITCH ON ALL LANDING GEARS NO DEFECTS NOTED FUNCTIONAL TEST NORMAL.