As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAT - DURING CLIMB-OUT, LT MLG INTRANSIT LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION. AIRCRAFT RETURNED TO FAT WITHOUT INCIDENT. MAINTENANCE REPLACED UPLOCK MICROSWITCH. SYSTEM OPERATIONAL CHECK NORMAL DURING GEAR RETRACTION CHECK. AIRCRAFT RETURNED TO SERVICE. (X)