How to Check a Doorbell Transformer – Doorbell Does Not Work

Internal diagram of a wiring system in a regular household doorbell.

Doorbell doesn’t work? Checking a doorbell transformer is easy—if you can find it. Sometimes locating it can be the real challenge. Here is where to look and what to do. Sometimes finding a is a challenge because the transformer is tucked out of view. It may be located inside the doorbell’s chimes or bell enclosure […]