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 & Parts
Schematic Coming Soon
We're working on adding an exploded parts diagram for this model.
Need this part?
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