I wonder why it didn’t? I was searching on another site and found out that you were able to step the signal through the wall mounted button. So I took it on step further. And. When I send a command, the beeper beeps and the strobe light flashes. I assumed that was because of the one minute delay imposed by Linear. So I bought a new wall button and soldered the wire from the linear device to the button and connected that into the garage door opener leaving the existing button connected on the wall. LiftMaster's Smart Access Ecosystem is reinventing how people control, manage and use access for a more simple and seamless way of life. I have a Craftsman garage door opener with the “smart” wall switch (motion sensor, temperature, etc.) So I popped open the GD00Z-4 and found a mechanical AZ957 Subminiature PC Board Relay. Thanks @mcavoya! If you already have one, log into the MyQ app. Then I taped it up and mounted it next to the controller above opener. No hassle and basically in spec. . As you can see, I soldered the white jumper wire from test point “SS” to the “COM” test point. Now for the full disclosure part. Learn how to set up LiftMaster myQ-enabled Wi-Fi garage door openers. Your home will also need a strong Wi-Fi signal to be able to control and monitor your garage through the myQ App. Apparently there is a law which requires this type of device to wait at least 30 seconds between operations. My garage is detached and about 30 feet from my next closest z-wave device. Follow three quick steps to connect or read additional resources from LiftMaster. Ok so I need help, I have been reading and reading all of these posts. Powered by Discourse, best viewed with JavaScript enabled, How I Made Linear's GD00Z-4 Work with LiftMaster's MyQ Door Opener. To make things worse, when I remove the wires from my opener and clip them to my continuity tester, then press the button in my SmartThings app, the tester beeps! A HUGE thanks to you for taking the time to explore this and to share your solution!!! Thank you. After I use smartthings to open or close the door it stops working. It’s not that the controller differs greatly from […] No beeping or anything until the hour is up. If prompted, enable your location services. Like most people normal hook up of the linear device did not operate the garage door. I suggest separating the Linear device and the wall button to isolate the problem. Visit our Support Site for articles and videos on myQ connectivity. . @scurrier, since no one else answered your question… yes, after shorting SS to COM in the GD00Z-4, just connect its leads to the 2 wire screws on the back of the MyQ button. Download the free myQ App, and purchase either a Chamberlain Smart Garage Hub, or upgrade your existing garage door opener to a smart garage door opener with built-in myQ connectivity. As you’d imagine, they lift garage doors. Following your instructions, I opened the GD00Z-4 up and soldered a wire to the points you specified above. ; but, I do not use any of that. Make sure they are both working independently. So, no need to change battery. . I was able to get this working without cracking open any of the equipment. If so, this might be happening. Put the wires back on my opener and it doesn’t work again. And I understood something – the reason the wireless remotes and external relays work is because they isolate the GD00Z-4 from the communications “noise.”. Most LiftMaster devices are pretty straightforward. I only use my wall button as a button. Actually I take it back, I don’t know if i did something but it seems to work once per hour. TL;DR – Shorting test point “SS” to ground seems to have let my GD00Z-4 work with my LiftMaster. See if your garage door opener works with myQ controls and accessories. Which terminals on the Liftmaster did you plug the GD00Z-4 into? I can’t find my documentation, so I don’t know exactly which terminals they are. Best of luck! My only qualm with the whole setup is that the powercord of the GD00Z-4 is only about 3-4 ft which I have used an extension cord, but will install a new outlet once its not freezing outside. Everything existing still works as expected. My opener is a Raynor branded LiftMaster. I got the wireless remote and soddered the wires on the board on the button terminals. We’ve found the LiftMaster MyQ 7675 Garage Door Opener to be a prime example of that. I have not tried to see if the motion sensor or any of those other options still work. Review and tap Next on the What You Need screen. . Plug in the MyQ Smart Garage Hub and tap Next. So to do this hack, just short SS to COM on the garage door controller, then splice the controller’s wires to the stock push button’s wires, which will allow the stock wires to be shorted despite the communication noise, thus opening the door? Obviously, I’ve voided my warranty (for sure on the GD00Z-4, possibly on the door opener?). I did not buy the MyQ option. I want to second this post as brilliant! I’m hoping this works through the winter since we’ve had -20C (-4F) a few days. This makes the contacts polarity insensitive. Also seams to break the wall button until the hour is up. I like that you stole +3V from the board to power the remote. The “COM” test point is circuit ground. If it doesn’t detect some minimum amount of voltage then it does not activate the relay. Yet every now and then, the manufacturer decides to throw us a curveball. Does anyone have any other ideas what might be causing this issue and how I can fix it. Thank you for all the info. Did the GD00Z-4 open the door, but prevent other accessories from working? There is just no way the GD00Z-4 can’t operate my opener. It appears that Linear has chosen to wait 60 seconds or so. Just wanted to share in case someone else is looking to do same thing.

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