Disconnect Electrical power: Right before engaged on your garage door opener, disconnect the power in the breaker or unplug the unit to forestall accidental operation and minimize the potential risk of damage or electrical shock. Indications of a faulty limit swap contain the door not opening or closing wholly, reversing https://youtu.be/wSkWTAdm-Gg?si=pR5EXdjVuNYjtHN7