As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR UNLOCK LIGHT REMAINED ON AFTER THE GEAR HANDLE WAS SELECTED UP AFTER TAKEOFF. JACKED AIRCRAFT CYCLED GEAR 6 TIMES, OPS CHECKED GOOD. CHECKED RIG AND INSPECTED ALL UPLOCK AND DOWNLOCK SWITCHES. CHECKED GOOD. DISCONNECTED ALL UPLOCK AND DOWNLOCK SWITCHES AND CLEANED CONNECTORS. PERFORMED SEVERAL MORE GEAR SWINGS, CHECKED GOOD. DOWNJACKED AIRCRAFT. WORK DONE IAW CHP 32-10-00 OF THE CE750 MM.