Hormann SD8500 Garage Door Opener Circuit Board
In cases where a confirmed lightning strike check to make sure the opener will open the door. If there is no red light on the motor and the door will not move you will need a new motor assembly.
QUESTION: I currently have a 5500 model and wondered if the other two boards are compatible with it? I want to increase the up speed of the door. by Joe D 3/29/2014
STAFF ANSWER: You will not be able to increase the speed at which is raises. by Matthew O a
REPLY: Thanks. That means I would need to purchase one of the other models, correct? by Joe D r