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Kees van der Westen Speedster Single Group maintenance: what the manual says

Kees van der Westen’s manual lists 13 maintenance jobs for the Speedster Single Group and forbids 1. Each is below with how often and the sentence it comes from.

What the manual says not to do

What to do, and how often

Job How often The manual’s sentence
Backflush (detergent) At least once a day; several times a day when used intensively

“It is advised to back flush the group at least once a day and when intensively used several times per day.”
Portafilter & basket soak Daily (the scheme lists filter holder cleaning daily and weekly)

“Place the metal part of the filter holder for 10 minutes in a solution of 1 tablespoon of coffee dissolving powder in hot water.”
Drip tray empty & clean Every 2 days

“To prevent clogging of the drain hose pour, as often as needed (with regular use once every 2 days), one teaspoon of coffee dissolving powder into the drain and flush it with some hot water down the drain.”
Group gasket replacement Every 3 months

“Check and replace if necessary: group seal group screen filter basket filter holder clip”
Group head wipe / flush Daily, as step 2 of the backflush

“Clean the group screen and rubber group seal with the plastic group brush.”
Professional service Every 6 months

“However, checking, adjusting and/or replacing parts inside the machine should be done with care and requires some technical skills.”
Shower screen clean Every week

“Weekly (see user manual) • Clean group screen • Clean filter holder”
Shower screen replacement Every year

“Replace: water treatment system filter cartridge (or more often) group screen filter basket filter holder clip”
Steam wand purge & wipe After each use

“Immediately after steaming milk you should flush the steam wand with a little steam.”
Steam wand deep clean When the tip clogs

“In the event that clogging occurs, place the end of the steam wand and tip for several minutes in a glass of hot water.”
Water filter / softener replacement Every year

“Use a permanent marker to write the expiry date on the cartridge and replace the cartridge as advised by the manufacturer but at least every 12 months, even when the capacity is not exceeded yet.”
Steam wand ball-joint grease Every 6 months

“Grease steam wand ball and check play between ball-joint nut and ball of steam wand”
Solenoid valve replacement Every 5 years

“Replace all solenoid valves”

The settings

Coffee boiler temperature controller

“Procedure to change the coffee boiler temperature 1. Press-hold the SET/ECO button on the PID.”

Factory setting: 93 °C

“The factory settings of the coffee boiler and steam boiler temperature controllers are 93 and 135 degrees Centigrade (°C) respectively (200 and 275 °F).”

Steam boiler temperature controller

“Changing the operational (steam boiler) temperature is the same as for the coffee boiler controller.”

Factory setting: 135 °C

“The factory settings of the coffee boiler and steam boiler temperature controllers are 93 and 135 degrees Centigrade (°C) respectively (200 and 275 °F).”

Step-by-step guides

What the manual does not say

3 jobs with nothing stated
  • Backflush (water)
  • Boiler water change
  • Descale
Notes from the research
  • No descale procedure (water treatment is mandatory instead) and no boiler water change.
  • keesvanderwesten.com is not in the sources.json allowlist.

Sources

Researched on .

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

Community: the maker’s text, hosted somewhere else, usually by a retailer.