AFWFilters
Tank or distributor leak
Water leaks from around the base of the mineral (resin) tank
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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
Cracked mineral tank, Damaged tank neck, Leaking tank O-ring under control valve, Cracked distributor tube
How to Fix / Troubleshooting
Safety: Place the unit in BYPASS and depressurize before removing the control valve.
- Confirm source: Dry the area and watch for new water. Determine if the leak is from the tank neck, sidewall, or plumbing above.
- Check tank O-ring: Remove the control valve from the tank and inspect the large tank O-ring. Replace if flattened or damaged. Clean the tank neck and valve threads before reinstalling.
- Inspect tank and distributor: Look for cracks in the tank neck and inspect the top of the distributor tube for splits. Replace any cracked components.
- Replace tank if needed: If the tank wall is cracked or leaking, replace the mineral tank and transfer resin and internals as appropriate.
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Repair Difficulty
Hard
4/5
Required Part
Mineral Tank & Tank O-Ring
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