Always test the door after performing an adjustment.
Chamberlain whisper garage door opener troubleshooting.
Leave the door open and turn the adjustment screws located on the side of the overhead motor.
Disconnect your chamberlain garage door opener from the garage door by pulling the emergency release handle down and back towards the garage door.
Turn the screws one full turn in a counterclockwise motion towards the decrease button.
Chamberlain garage door openers troubleshooting support find the chamberlain garage door opener technical support you need to get your garage door opener operational.