The wiring at both is shown below: I'm thinking the proper way to install would be to figure out the wires that run from transformer and doorbell to the upper chime, install the adapter doorbell side on those, then the adapter outlet side to the chime with the second chime also on the chime connections like currently. Turn the power back on! If you install one of them, and leave the other manual, and both doorbells still work without causing the Hello to shut off, then you should be able to install the second chime connector just as you did the first: replacing the "front" door connection with "rear" in the instructions. EDIT: got in touch with nest with my current wiring, and they helpfully provided a wiring diagram that matches what I was planning on doing: 10va should be fine if it is working now. Setting Up 1. The grey connector end of the other Chime connector has nothing in it. Next, the app will walk you through the steps to connect your chime wires. I have two doorbells at my house (Front and rear) hooked to one 3-wire chime. I'm looking to decide between the nest hello and a ring 2 doorbell. With the installation complete, download the Nest app from the Google play store or Apple app... 2. 2 Nest Hello's on one doorbell Chime I have two doorbells at my house (Front and rear) hooked to one 3-wire chime.

To do this, slightly loosen the screws. New comments cannot be posted and votes cannot be cast. Likely scenario if it doesn't work: no power to Nest Hello. The one I have is 16V, but I think it is only 10VA. Full power is only used when the button is pushed. I had intended to install Two Hello's but was just informed by Nest Customer Support that you cannot do that - that you can only use one doorbell per chime. Doing the first will prove that any back current from the back doorbell will not harm the chime connector.

What I did was connect both the gray wires of the two Chime connectors to the Trans screw of the chime box. Attach the doorbell to the wall plate by sliding the top of the doorbell into the plate, then click it …


I had intended to install Two Hello's but was just informed by Nest Customer Support that you cannot do that - that you can only use one doorbell per chime. Discussion on Google Nest products, including installation and configuration. Then the white wire of one goes to Front screw, the white wire of the other one goes to Back screw. I would prefer the nest if I can install it. However, I have two door chimes at my house. Does anybody know how to hook up two doorbells to one chime and/or has successfully done it? I suspect that this is unlikely. Both Hello switches seem to like this setup.

Traditionally doorbells don't have constant power, pushing the doorbell connects the circuit to send current to the mechanical chime to make it move and strike the bells. I'm looking to decide between the nest hello and a ring 2 doorbell. I just hooked two Hellos to my chime box, faced the same question.

Does this sound correct, or is there another way that I should plan to wire the adapter in? Add your Nest doorbell. One support agent mentioned a relay but the others have just told me to call a pro. I suspect that it should work fine, as long as your wiring is standard for a front/back door setup (very likely IS). Press J to jump to the feed. Was still getting 16 volt AC to both doorbell wire pairs. (Like code violation strange.).

Download the Nest App. Attach the two wires to the two screws on the back of the doorbell button. In the Nest app, tap the plus sign to add your device. So to my knowledge, its just a resistor that prevents that. Discussion on Google Nest products, including installation and configuration. I would prefer the nest if I can install it. Connect the low-voltage wires to the back of the Nest Hello. You'll probably have to make a little pigtail connector from the "transformer" wire so that you can connect it to BOTH of the chime connectors on the transformer in side, and make sure that you're following the color coding. It should click in and feel very sturdy. Worst case scenario probably: you kill the chime connector with back current. Press J to jump to the feed. It seems like one receives the signal from the doorbell and passes it along to the other in parallel.

It seems like one receives the signal from the doorbell and passes it along to the other in parallel. Pop the Nest Hello into place on the mounting plate.

Then the red wire that was originally on the Trans screw goes into ONE of the grey connector ends. The wiring at both is shown below: I also understand that I may need to upgrade my doorbell transformer to make the nest work properly.

Nest … First one, set up and testing with manual doorbell in back, and then after thorough testing, I'd do the second.

If it were me, I'd check voltages to make sure something wasn't overpowered and then try it as above. New comments cannot be posted and votes cannot be cast. The side you connect it to doesn’t matter at all. The Nest Hello chime connector can be installed at either bell - doesn't matter as chimes and connector get installed in parallel. It's very unlikely that you're going to harm the Hello, as you're not going to increase power to the doorbell, unless there's something REALLY strange going on with your doorbell wiring. I am not an electrician, so take all of this with caution, because I can't guarantee anything. However, I have two door chimes at my house. Need to figure out what the chime connector actually does I guess. The Hello needs power to run however, so the chime connector allows power to flow through the doorbell without constantly chiming the mechanical chime.

Probably easiest to install at your downstairs chime.

Install the back plate for the Nest Hello camera unit (make sure it’s plumb by using a level!) Install Google Nest Hello.

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It would be so easy for a novice to accidentally do this that they'd have zillions of returns, so it's likely designed to prevent accidental zappage. Scan the QR code located on the... 3. I am also in the same boat. How to Install a Wired Doorbell Reuse the wires you taped aside earlier.
Here is my installation video of two Nest Hello video doorbells: https://youtu.be/iX8UMwacvoE.

Is that correct? Press question mark to learn the rest of the keyboard shortcuts. Connect the two wires to the screw terminals on the back of the Google Nest Hello, pointing the wires down and pushing any excess wire back into the hole.