As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 4166 - SHORTLY AFTER TAKEOFF, AFTER GEAR WAS SELECTED 'UP' THE RIGHT MAIN LANDING GEAR INTRASIT LIGHT REMAINED ILLUMINATED. CREW CYCLED THE GEAR SEVERAL TIMES, BUT THE INTRANSIT LIGHT REMAINED ILLUNMINATED. AIRCRAFT RETURNED TO THE FIELD, LANDED WITHOUT FURTHER INCIDENT. PIT MAINTENANCE CLEANED AND LUBRICATED THE UPLOCK ROLLERS IAW MM 32-00-00 AND STD MC PRACTICES. GROUND CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.