What was found
DURING CLIMB-OUT OF KTOL, AFTER SATISFACTORY UPLATCH CHECK, THE MAIN LANDING DOOR LIGHT REMAINED ILLUMINATED. THE CREW COMPLIED WITH THE ABNORMAL PROCEDURES AND CONTINUED THE FLIGHT TO KSJC AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED WIRING OF THE RIGHT AND LEFT LANDING GEAR DOOR LIMIT SWITCHES. NO PROBLEMS NOTED. DOOR WARNING SYSTEMS OPS CHECK NORMAL. DUE TO HISTORY MAINTENANCE REPLACED RIGHT LANDING GEAR DOOR LIMIT SWITCH. PERFORMED MAIN LANDING GEAR DOOR LIMIT SWITCH TEST PER DACO MM 32-60-0. SYSTEM OPS NORMAL. THE AIRCRAFT WAS RETURNED TO SERVICE.