Doorbell Repair

When alive on doorbells, the affection of the accession is the transformer. A agent is a accessory that converts your accumulation 120 volts to 16-24 volts. The lower voltage will depend on what voltage your doorbell operates on. A lot of doorbells accomplish on 16 volts, but consistently analysis your doorbells manufacturers blueprint for able agent sizing. You will charge a agenda tester that will analysis voltages from 0-120 volts A/C, it should aswell analysis continuity. These testers are almost bargain and accessible in any architecture accumulation store.
The aboriginal affair you should analysis is your console for a tripped ambit breaker, and with any luck your agent ability be there. If you are not abiding how to do this, I accept addition commodity on how to complete this task. Once you accept absolute there are no tripped breakers you can proceed.The hardest, a lot of complex allotment of troubleshooting a doorbell botheration is analysis the transformer. They are about amid at the panel, but I accept activate them in garages, boiler rooms, attics, basements, and closets. Wherever you accept 120 volts you can accept a transformer. The acceptable affair is they are about army externally, so they are simple to spot. The agent is somewhat square, about 3" x 3", and the low voltage terminals are arresting with a low voltage cable attached. If you accept amid the agent analysis the voltage, you should admeasurement some voltage amid 16-32 volts depending on your doorbell. If no voltage is present you will charge to verify that there is 120 volts bartering the transformer. This could be difficult or alarming for a lot of humans and ability be the end of your troubleshooting. It is apparently best to stop at this point and acquaintance a able electrician to check, and possibly alter your transformer. If you accept voltage at the transformer, you can move on to the doorbell itself.
At this point you will crave some assistance. Abolish the awning on your doorbell and audit the base inside. You should see 1 set of affairs if there is 1 button, and 2 sets of affairs if there are 2 buttons. They should be articular by foreground and aback door. deliver alone 1 set of affairs and attach your beat to them. The beat should be set to AC, and the everyman setting. Analysis your beat instructions if you are not sure. Accept your abettor columnist the agnate button of the affairs you removed. If you apprehend your agent voltage, again the botheration added than acceptable is a adulterated doorbell, if not you will charge to analysis your button. If there is a aback aperture button echo the action for testing that button. Mark the added set of affairs so you don't mix them up.
Before you activate testing the buttons, abolish the low voltage affairs from the agent so you don't accident it. To analysis the button you will charge to abolish it and deliver the wires. Set your beat to continuity. A lot of meters will afford a accent if there is continuity, contrarily you will attending for 0 ohms. Attach the beat to the screws on the button and columnist the button. You should apprehend the accent or apprehend 0 ohms, if not the button is bad. Perform this aforementioned action on all added buttons, and alter any that are defective. You should aswell analysis chain on the low voltage cables while you accept the buttons out to assure there are no break in the wiring.
It has been my acquaintance that a lot of problems lie in either the agent or the doorbell itself. I accept rarely activate cut base or bad buttons, although it is not uncommon. I advance absorption on the agent and doorbell aboriginal and again troubleshoot the added components. As always, if you feel borderline or alarming stop and alarm a able electrician.