Eemax
Freeze Damage to Internal Components
Unit installed outdoors or in unconditioned space fails after a freeze event.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Water left in unit during freezing temperatures, No freeze protection, Cracked heat exchanger or fittings
How to Fix / Troubleshooting
Safety: Turn OFF power and water supply. Do not energize a potentially frozen or cracked unit.
Assessment steps:
- Allow the unit to thaw naturally; do not apply open flame.
- Inspect the heat exchanger and internal piping for visible cracks or bulges.
- Slowly open the water supply and watch for leaks inside the unit.
- Replace any cracked heat exchanger assembly or fittings. In many cases, freeze damage requires replacement of the entire heater.
- For future protection, drain the unit when freezing is expected or relocate/install freeze protection per Eemax guidelines.
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Repair Difficulty
Professional Required
5/5
Required Part
Heat Exchanger Assembly
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