5X764 - Incident: UPS A306 at Louisville on Feb 28th 2021

A UPS United Parcel Service Airbus A300-600, registration N143UP performing flight 5X-764 from Louisville,KY to Dallas Ft. Worth,TX (USA) with 3 crew, was climbing out of Louisville's runway 17R. The crew had just contacted departure, received clearance to climb to 10,000 feet and was reading back that clearance when repeated chimes could be heard in the background. The crew requested to level off at 4000 feet, and a minute later reported they had an avionics smoke indication, declared emergency and advised they needed to return to Louisville. The aircraft received vectors for an approach to runway 17R and landed safely back on runway 17R about 15 minutes after departure. After landing the crew advised no further assistance was needed and taxied to the apron.

The occurrence aircraft returned to service about 11 hours after landing.