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How to Repair a Doorbell in 11 Steps

        Home & Garden | Home Repairs

Check the Bell Wiring

If transformer and its power circuit prove to be working, the only possibility left is a break or loose connection somewhere in bell wiring. Trace bell circuit from transformer to bell or chime to push buttons, searching for loose terminal screw or wire joint. If this proves unsuccessful, you'll have to check each segment of circuit with continuity tester.