This setup can remove the guesswork of locating a remote mounted transformer. NuTone C915, which may reside directly behind the door chime. A transformer can be mounted inside a junction box, e.g.Add the switch, and it achieves the exact same thing, momentarily completing the electrical path when depressed to energize the chime, then breaking the electrical path when released as the internal contacts no longer join.ĭoorbell pushbuttons are not polarity specific, therefore either wire can connect to either terminal.Ī common rectangle pushbutton is included in many chime kits, but you can upgrade to another pushbutton, including LED buttons, and the wiring will remain the same.ģ) Transformer: A step-down transformer reduces the 110-120VAC line voltage down to 16-20-24 low-voltage for doorbell component compatibility.Īs noted in the wiring diagrams depending on the door chime, or having multiple chimes, the transformer specs need to comply for chime function. Think of it like this, you could remove the switch and manually touch the two open ended wires together, therefore completing the electrical path to activate the chime. To remove – pull forward.Ģ) Push-Button: The buttons used to activate the chime are of the momentary switch type. To access the internal chime, most, if not all covers snap on. There are varying decorative chime covers, and dimensions may vary between manufacturers, but the fundamental chime design you see here, by NuTone, will remain uniform. There are three main stages of a wired doorbell system, plus the wiring to connect all the components.ġ) Doorbell (Chime): You can’t have a ding-dong sound without the heart of the doorbell system. Understanding Each Part of a Wired Doorbell System ** Consult your specific doorbell brand for further questions. What is occurring if the chime rings by itself?.If an application is to connect two, 2 note chimes together, will 2 transformers be required?.What can be done for a 2-note chime that does not ring loud enough?.May two-chimes be on the same pushbutton?.Can a 2-note chime be replaced by a 4 or 8-note chime?.We wanted to cover the basics and more in this article, but for more answers about NuTone products, reference the Nutone faq page. Using the majority of wiring information for a double chime and single doorbell button add a rear, side, or garage entry door button in addition to the main front entry door button.Wiring Multiple Doorbell Chimes With Multiple Buttons Powering 2 chimes simultaneously requires a larger transformer, e.g. NuTone C907 with a rating of 16V – 30VA.Ĥ.Strategically placing two or more chimes assures that you hear the doorbell sound throughout the entire home.Wiring Multiple Doorbell Chimes With a Single Doorbell Button image in chime parts section below) inside the chime – above the “rear” chime pin – that prevents the top chime bar from being activated creating a slightly different sound between the front and rear buttons to indicate which button is being triggered.ģ. Using the majority of wiring information for a single chime and doorbell button add a rear, side, or garage entry door button in addition to the main front entry door button. Wiring a Single Doorbell Chime With Multiple Buttons
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