2 hp openers, doors both go up and down, but they will both go up unless you run them all the way to the bottom. They are older models and there are no sensors on the track. There are no obstructions and they run easily in the track
Building Materials - Sears - LiftMaster - Craftsman LiftMaster Chamberlain Garage Door Opener Wireless...
Answers & Comments
Could you re-word your problem. I'm having a problem understanding it.