What was found
EN ROUTE FROM HIK TO SUU, THE LANDING GEAR NOT LATCH LIGHT ILLUMINATED DURING THE LANDING GEAR UPLATCH CHECK. THE FLIGHT CREW CYCLED THE LANDING GEAR BUT THE WARNING INDICATION REMAINED THE SAME. THE FLIGHT CONTINUED TO SUU FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECT THE LANDING GEAR WHICH REVEALED THE RIGHT MAIN GEAR UPLATCH MECHANISM LACKING LUBRICATION. MAINTENANCE CLEANED AND LUBRICATION THE UPLATCH MECHANISM, PERFORMED A SUCCESSFUL OPERATIONAL CHECK IN ACCORDANCE WITH THE MAINTENANCE MANUAL. THE AIRCRAFT WAS RETURNED TO SERVICE.