What was found
FLT 2014 - MHR-SLC - AFTER TAKEOFF, THE RIGHT MAIN GEAR DOOR LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION. THE CREW EXTENDED THE GEAR AND RETURNED TO MHR. THE AIRCRAFT LANDED SAFELY WITHOUT ANY FURTHER DIFFICULTIES. REMOVED, CLEANED AND RECONNECTED THE RIGHT MLG DOOR ACTUATOR SWITCH. LUBED MLG DOOR HINGE, INSTALLED GEAR PINS AND CYCLED THE LANDING GEAR HANDLE SIX TIMES. OPERATIONAL CHECKS GOOD. REMOVED GEAR PINS AND RESEALED THE RIGHT MAIN LANDING GEAR DOOR ACTUATOR SWITCH. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)