Operating instructions FernoTron radio tubular motors 3000/4000/5000 F. Tepaße Updated September 27, 2023 15:42 Follow Download PDF Related articles Control tubular motor actuator externally. Button or switch for external control? The shutters are not moved at the set times. What to do? Can the radio codes of the registered actuators be read out somehow? Successor list tubular motors. Successors of older tubular motors. Can I send in my Fernotron product that is no longer available for inspection / repair?