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Recent LiftMaster 8155W-related questions: What's Wrong With Settings.Garage door will stop/close a 1/2 inch further then set each time it's operated. Until it runs into ... Error Code 42. How To Clear.
My Lift Master 8550-267 door control display has an error code 42.Read out is: "EXCESSIVE OPENING FO... Error Code 15, Motor Control.
The belt will move 1/4 in then stops.Check he sensors etc. The up/down arrows keeps flashing on the ...