Question about Sears LiftMaster Building Materials
I have an Automatice Doorman model 455 garage door opener. I recently changed the battery for its remote control. How do I reprogram the remote control? Your opener is very old and not only are there ...
Question about Sears LiftMaster Building Materials
Does anyone know where I can get the 9 tooth chain sprocket (not the one on the unit) for a Doorman 455? If you are looking for the sprocket that goes on the door end of the T-rail you can call any ...
installed two new springs on automatic doorman model 455 and it won't close or open. chain will not move door where are adjustment screws? I think that may be the problem Does it make a noise? Did
lynx 455 automatic doorman why the door is open by it self , after power on again? Faulty mechanism.
Question about Building Materials
where does the wires hook from motor to where? Automatic Doorman 455 hook them up and it kicks the circuit breaker Is the door opener motor bad? You say, "the wires"--is there a plug on the end of the
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