At MRCOOL, we don't expect you to have problems with your unit, but if you ever do see an error code, it's good to at least have some idea of what is going on. MRCOOL Phone Number: 270-366-0457 List of possible MRCOOL Error Codes: E0 - Indoor unit EEPROM parameter error E1 - Indoor / outdoor units communication error E2 - Zero-crossing signal detection error E3 - Indoor fan speed has been out of control E4 - Indoor room temperature sensor T1 open circuit or short circuit E5 - Evaporator coil tem
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886 reactions · 286 shares | How will you keep your home cool in the summer AND warm in the winter?❄️ Stop wasting money on window A/C units and space heaters. The MRCOOL DIY unit continues to set the bar for your temperature needs with its powerful functionality and beautiful design. | MRCOOL | Facebook
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4.6K views · 61 reactions | Tired of fighting over the thermostat with your family? The MRCOOL DIY Multi-Zone Minisplit is here to save the day! With up to 4 separate air handlers, every person can take control of the temps in their own space. Put the power back in your (and everyone's hands) today by making it cool with MRCOOL. | MRCOOL | Facebook
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Mr. Cool Heat Not Working - Why And What To Do? - HVACseer.com
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If your error code means you need to replace your control board, then this is how you need to do it. Check out our playlist of videos for error codes: https://www.youtube.com/watch?v=lsDzrTQC6oU&list=PLWwYy6G52IgNV3wPRksu_dBm1E6Znm0fA | MRCOOL
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