Limit settings are managed by two smaller dials or screws about the motor unit, usually labeled “Up” Signs of a faulty limit change incorporate the door not opening or closing fully, reversing course unexpectedly, or maybe the motor continuing to run following the door stops. Inconsistent stopping details or failure https://youtu.be/wSkWTAdm-Gg?si=pR5EXdjVuNYjtHN7