Activate the garage door opener and observe its functions. Measure from the ground to the garage door safety sensor on both sides and make sure they are at the same height. Repeat this connection with the second safety sensor. Strip 7/16 inch of insulation off the tips of each wire with a wire stripper. Installing Safety Sensors on a Garage Door Opener 1. Continue until the sensors are once again level. Push the safety sensor, with attached carriage bolt, against its supplied bracket and hand secure the two parts... 2. Installing the sensors as part of the garage door opener installation requires attention to wiring and adjustments to the devices themselves. A wiring diagram is a streamlined traditional photographic depiction of an electric circuit. It may be necessary to adjust both sensors repeatedly until they are properly aligned. Locate the ends of the wiring extending from the safety sensors. It is a beneficial device if you have kids or pets in your house. If either of these tests failed, then your torsion spring(s)(also known as tension springs or garage door springs) are in need of adjustment or replacement. Press the bracket's clip onto the garage door's track near the ground. Garage door safety sensor issues are quite common and fairly easy to troubleshoot by following the steps mentioned above. Lay a level so the bottom runs along the string. Contact Us About Your Garage Door Issues and Get a FREE Quote Today : Copyright © 2020 Spectrum Overhead Door LLC|Developed by spectrumohd|Proudly powered by WordPress, Main Office: 281-748-9542   East Houston 713-557-3407. I recommend a new garage door opener. (. If the line of the string isn't level, adjust 1 or both garage door sensors by sliding the mounting bracket upward. We are recipients of Angie’s List “SUPER SERVICE AWARD” and “BEST OF HOME ADVISOR” awards year-after-year. Maintaining and fixing small garage door problems will help keep you from having to call a garage door repair company later. Slide the bracket along the track so that it... 3. An adjustment can be made by loosening the butterfly nut, redirecting, and then re-tightening securely. Also, measure from the wall the track connects to, and make sure the distance away from the wall is the same. One allusive issue could also be that there is a fault in the circuit board or sensors as a result of a power surge, water damage, or another failure. If you are still having an issue after following the steps above, then complete failure is a possibility. My house was build in 1990 and it has wooded garage doors with Remote control system from LiftMaster. Next, lift the door to the open position, and see if the door holds itself open. .One of the first things to check is to make sure that there is nothing in the way of the invisible sensor beam. The working of these sensors is quite simple. The door should open and close normally with aligned safety sensors. It does not have Sensor so it can stop door while it is opening/Closing if any obstruction. The safety sensors black wires hooks up to the third terminal. Press the safety sensor's wiring against the garage's interior wall. Sometimes the sensor may be just outside of the margin of error and will show a slight flicker that is not visible while standing. A wiring diagram is a streamlined traditional photographic depiction of an electric circuit. Garage door safety sensors are installed for an obvious reason- safety. It shows the parts of the circuit as streamlined forms, and the power and also signal links between the gadgets. Press the terminal's tab with a flat head screwdriver to open the connection. If the third terminal is not there, it is not possible to hook up safety sensors. NOTE- If you need to close the door for security reasons until the issue can be remedied, simply pull the red safety rope to release the door from the operator and close the door manually (SEE VIDEO). Do not pierce the wires with the staples. Proper height for a garage door sensor is 4 to 6 inches (10.2 to 15.2 cm). The white wires hook up to the second terminal. Higher than that can miss many low-lying objects, including pets. Measure from the ground to the garage door safety sensor on both sides and make sure they are at the same height. Push the safety sensor, with attached carriage bolt, against its supplied bracket and hand secure the two parts together with a wing nut. Check that the line of the string is level. How to Fix an Overhead Garage Door Lock Catch, How to Install Home Security Magnetic Contact Switches, Fixing the Sensor on Overhead Garage Doors, Chamberlain: Garage Door Opener Assembly/Installation Manual, How to Replace the Automatic Eye on a Garage Door Opener, How to Install a Fan & Light Control Switch, How to Hook Up Two 12 Volt Batteries to an Electric Fence, How to Replace the Safety Switch on a Kenmore 80 Dryer. If this is the case, call your local garage door repair company in Houston to adjust your springs. If conditions have changed, then the downward force on the opener may need to be increased slightly until the door works properly.