Er2
Evolution Spas
Internal Control Pack Error or Configuration Fault
Display shows Er2 or ERR2, spa may not heat or may shut down unexpectedly.
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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
Corrupted control firmware, Incorrect dip switch or jumper settings, Control board hardware failure, Voltage spikes or surges
How to Fix / Troubleshooting
Safety: Disconnect power at the GFCI breaker before opening the control pack.
- Inspect control board: Look for obvious burn marks, swollen components, or loose connectors.
- Verify configuration: Check dip switches or jumpers against the Evolution Spas wiring diagram to ensure correct settings for your model.
- Power reset: Leave power off for at least 5 minutes, then restore and observe if the error returns.
Persistent Er2 errors usually indicate a failing control board. Replacement of the control pack or main PCB is recommended and should be performed by a qualified technician.
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Repair Difficulty
Professional Required
5/5
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