The Fleck 5800 SXT installer manual provides installation, programming, operation, maintenance and troubleshooting instructions for the water softener…
This installer manual covers the complete installation process for the Fleck 5800 SXT water softener controller, including safety requirements, system sizing, wiring, and valve connection details. It also describes the programming steps needed to set parameters such as regeneration time, flow rates, and reserve capacity.
Additional sections address commissioning, normal operation, routine maintenance, troubleshooting of common errors, spare parts lists, and end‑of‑life scrapping guidelines, ensuring users can safely and efficiently manage the system throughout its lifecycle.
| Valve body material | Fiber‑reinforced polymer |
|---|---|
| Weight (valve with controller) | 2 kg (max) |
| Recommended operating pressure | 1.4 – 8.6 bar |
| Maximum inlet pressure | 8.6 bar |
| Hydrostatic test pressure | 20 bar |
| Water temperature range | 1 – 43 °C |
| Ambient temperature range | 5 – 40 °C |
| Continuous flow rate (3.5 bar inlet) | 4.7 m³/h |
| Peak flow rate (3.5 bar inlet) | 6.1 m³/h |
| Valve connections – tank thread | 2½" - 8 NPSM |
| Transformer input voltage | 100 to 240 VAC |
| Motor input voltage | 12 VDC |
| Controller max power consumption | 6 W |
| Protection rating | IP 22 |
All safety tags on the device must be completely legible and clean; replace them with new tags if necessary.
Enter the master programming mode and set the RT parameter under the regeneration time menu.
The valve should operate between 1.4 and 8.6 bar.