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eihter the thermostat is messed up or you have a short in the wiring.

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12y ago
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Q: Why would the central air not come on when turned on at the thermostat?
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Central air won't come on?

If your central air will not come on, you may want to check your thermostat battery and your fuse box. If this doesn't solve the problem, an HVAC repair service can help.


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