| General Spatech | |
| Code | Fault |
| E1 | Faulty temperature sensor 1 |
| E2 | Faulty temperature sensor 2 |
| E3 | Heat pump temp sensor fault |
| E4 | Low water level |
| E5 | Incorrect input voltage (Too high or Low) |
| E6 | Faulty Flow switch |
| E8 | Heat pump compressor pressure fault |
| C | Water temp is below 7°c |
| H | Water temp is above 43°c |
| HH | Spa has over heated (Above 47°c) |
Spa Tech
Spatech
Grey C-II
Instruction Manual