Replace the water treatment cartridge: Kees van der Westen Speedster Single Group

Before you start

Tools

permanent marker, bucket, 20 mm spanner

Supplies

water treatment cartridge (for the external system between tap and pump (not supplied))

Warnings

• Replace the cartridge at least every 12 months, even if its rated capacity has not been used up. Source: Speedster 2020 installation and user manual
• Do not over-tighten the fittings. Source: Speedster 2020 installation and user manual

Steps

1. Fit the new cartridge and flush the water treatment system as its maker instructs.

   From the manual: “Flush the water treatment system according to manufacturer's instruction.”

2. Write the expiry date on the cartridge with a permanent marker.

   From the manual: “Use a permanent marker to write the expiry date on the cartridge”

3. Look at the water coming from the treatment system and make sure it has no odd colour or smell.

   From the manual: “Check if the water from the treatment system does not have a strange colour or smell.”

4. Open the tap and check the connections for leaks, tightening without heavy force if needed.

   From the manual: “Open the tap and check the earlier made connections for leakage.”

Sources

• Speedster 2020 installation and user manual Manual

Researched on 2026-09-23.

Published: the sentence is on the maker’s own page or in the maker’s own document.

Applies to

• Kees van der Westen Speedster Single Group