What is that rapid clicking noise every time my home a/c unit goes on? Only hear it from my master bedroom air vent.
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What is that rapid clicking noise every time my home a/c unit goes on? Only hear it from my master bedroom air vent.
If you only hear it frm one vent, the vent louvers are probably a bit loose. Try holding the vent position handle. If that stops the noise, get a new diffuser. They are easy to install and inexpensive.
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