As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON GEAR RETRACTION, THE RIGHT GEAR RED LANDING GEAR DISAGREEMENT LIGHT REMAINED ILLUMINATED AND REMAINED ILLUMINATED UNTIL GEAR EXTENDED FOR LANDING. PERFORMED OPERATION TEST OF UPLOCK SENSORS PER MM 32-61-811, REPLACED LANDING GEAR ACCESSSORY UNIT PER 32-09-121, CLEANED ALL SENSORS, OPERATION NORMAL.