How To Adjust Sensors On Chamberlain Garage Door Opener

Find the chamberlain garage door opener technical support you need to get your garage door opener operational.

How to adjust sensors on chamberlain garage door opener.

From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need. If the up travel isn t functioning properly turn the up limit adjustment screw clockwise. Disconnect the pre wire from the garage door opener. Now point the safety sensors at each other.

Join us as we show the step by step process on aligning your safety reverse sensors. Lay a level so the bottom runs along the string. When the invisible beam path is obstructed or misaligned while the door is closing the door will rev. Each dial has a recessed adjustment screw in the center of the dial.

Step 2 find the two dials on the back of the power unit. Check that the line of the string is level. If the line of the string isn t level adjust 1 or both garage door sensors by sliding the mounting bracket upward. In this video i show you how to realign your garage door sensors so that the garage door can function properly.

Continue until the sensors are once again level. Refer to the owner s manual to determine which is which. On the garage door motor there will be two knobs or dials to adjust the opener and the reverse sensor. How to adjust garage door opener sensors diy note.

Place the stepladder under the garage door opener power unit and climb up so that you have a clear view of the back end of the power unit housing. Chamberlain garage door simple sensor diagnose and fix. The adjustment for the opener will. Connect the white wire from the sensor to the white terminal of the garage door opener and then the black and white wire to the grey terminal.

If the door won t stay open to its full extent or doesn t close flush to the ground the travel control needs an adjustment.