Doorbell Wiring Diagram 2 Chimes. The nutone c905 has a rating of 16v 10va. Connect a wire to each and then simply make sure the three wires connect to the same terminals on the new chime.
The nutone c905 has a rating of 16v 10va. Add a second chime cable at the transformer exactly like the cable to the existing chime. The sounding device that produces a ring or chime or other type of sound when someone pushes the doorbell button.
Wiring for two doors is the same as for one with the transformer doorbell ringer chime.
Wiring for two doors is the same as for one with the transformer doorbell ringer chime. Wiring diagram for a two chime doorbell wiring for two doors is the same as for one with the transformer hardwired to the 120 volt source from a house circuit. Wiring a single doorbell chime to a single button. Your existing transformer may not be powerful enough to handle both chimes.
