Pentair IntelliChlor IC40
Salt CellModel: 521105
Salt chlorine generator for pools up to 40,000 gallons. IntelliTouch/EasyTouch compatible.
Specifications
| pool size | up to 40,000 gallons |
| salt range | 2800-3200 ppm |
| cell life | ~10,000 hours |
Common Replacement Parts
| Part Number | Name | Category | Notes | Shop |
|---|---|---|---|---|
| 521105 | IntelliChlor IC40 Cell | cell | Full replacement cell. Typical lifespan 3-5 years. Clean with acid wash quarterly in DFW (hard water accelerates scale). | Search in Shop |
| 520272 | IC20 Cell (20K gal) | cell | Smaller cell for pools under 20K gallons. | Search in Shop |
| 521401 | Flow Switch | sensor | Replace if persistent 'No Flow' after verifying pump and cleaning cell. | Search in Shop |
Troubleshooting
Cell generating no chlorine
Possible Causes
- Dead cell plates
- Low salt
- Expired cell
How to Fix
Inspect cell for white calcium buildup. Acid wash. If blades are thin/flaking, cell needs replacement.
Salt reading fluctuates wildly
Possible Causes
- Corrosion on cell contacts
- Bad power center board
How to Fix
Clean cell contacts with fine sandpaper. Check wiring connections. If persists, may need power center board.
Schematic Coming Soon
We're working on adding an exploded parts diagram for this model.
Need this part?
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