What was found
THE RED LIGHT IN THE LANDING GEAR HANDLE, 'GEAR UNSAFE LIGHT', WOULD NOT EXTINGUISH WITH LANDING GEAR IN FULLY RETRACTED POSITION. JACKED AIRCRAFT, CHECKED ALL UP AND LOCK SWITCHES, AND ASSOCIATED WIRING. CYCLED LANDING GEAR THROUGH TEN COMPLETE EXTENSION/RETRACTION CYCLES. COULD NOT DUPLICATE. NO PROBLEMS FOUND. REPLACED UPLOCK SWITCHES ON ALL 3 LANDING GEAR. PERFORMED TEST FLIGHT. OPS CHECK WAS GOOD.