Before restarting your heatpump, we invite you to check that the water treatment is on and completed, that the filtration pump and the sand filter are on.

- Remove the winter cover

- Screw on the water outlet connection

- Screw on the water inlet connection

- Open the water outlet valve

- Open the water inlet valve

- Close the bypass valve to 50%.

- Switch on the power supply

- Check that the heat pump is in "heating" mode with the "Boost" program if your heat pump has one.

- Make sure that the filtration system runs continuously until the desired temperature is reached.