How do I fix h3 error in AC?
H3 and E8 errors can occur when the units operate in high-temperature environments with high humidity. Please check and make sure the room temperature is below 90°F. Also, make sure to check and verify that the filters, exhaust doors, and air inputs are clean and free from obstruction.
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Free expert virtual diagnosis
$50 for a remote fix. No fix? No charge.
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