What was found
UPON CLIMB OUT FROM KSDL THE PILOT SAW A LH GEAR UNSAFE LIGHT. HE THEN CYCLED THE LANDING GEAR AND APPROX. 4 MINUTES LATER HE SAW THE RED GEAR UNSAFE LIGHT AGAIN. HE CYCLED THE LANDING GEAR ONCE MORE AND THE CREW RETURNED TO BASE. - MAINTENANCE TROUBLESHOT THE DISCREPANCY AND FOUND THAT THE LH MLG UP-LOCK SUPPORT BRACKET WHICH HOUSES THE UP-LOCK SWITCH TO BE LOOSE CAUSING MOTION SUFFICIENT TO UN-ACTUATE THE UP-LOCK SWITCH. MAINTENANCE CORRECTED THE ISSUE, AND THE AIRCRAFT WAS RELEASED.