As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4014 - AFTER TAKEOFF, LT MLG INTRANSIT LIGHT REMAINED ILLUMINATED AFTER THE GEAR WAS SELECTED 'UP'. AIRCRAFT RETURNED TO FIELD, LANDED WITHOUT FURTHER INCIDENT. PIT MX CLEANED AND LUBRICATED THE MLG LOCK ROLLERS IAW MM 32-00-00 AND STD MX PRACTICES. GROUND CHECKED 'GOOD'. AIRCRAFT RETURNED TO SERVICE. (X)