This is a factory replacement heater with a built in pressure switch, and is for Hot Spring, Limelight, and Tiger River hot tub models.
76228 Heater Assembly Titanium 4kW is for the following models:
| Make | Model | Date Range |
| Hot Spring | Grandee | 2005-Current |
| Hot Spring | Vista | 2005-2013 |
| Hot Spring | Envoy | 2004-Current |
| Hot Spring | Vanguard | 2005-Current |
| Hot Spring | Grandee NXT | 2014-Current |
| Hot Spring | Envoy NXT | 2014-Current |
| Hot Spring | Aria | 2007-Current |
| Limelight | Pulse | 2008-Current |
| Limelight | Gleam | 2013-Current |
| Limelight | Flair | 2008-Current |
| Limelight | Glow | 2008-Current |
* If used as a replacement A Flow Jumper (P/N 72768) Must be Installed On Connector 34 ** See Thermistor Page For Exact Serial Number Tracking Information
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Hot Spring No Fault Heater Installation:
History of Hot Spring Heaters Video: