Delonghi rivelia water filter
When "It’s time to replace the water filter" appears or the filter symbol is lit, every 2 months, or after 3 weeks unused with a filter fitted.
You need
- De'Longhi water softener filter
- Container of at least 0.5 litres
Steps
- Open the settings menu, choose Water filter and press Yes (or Read more to replace one).
- When replacing, take out the tank, remove its lid and the spent filter, and press Ok.
- Unpack the new filter and turn its date indicator to show the next 2 months. Press Next.
- Run tap water into the centre hole until water comes out of the side openings for more than a minute. Press Next.
- Fill the tank with cold drinking water and hold the filter under water, squeezing its middle 2 or 3 times to release air bubbles. Press Next.
- Push the filter fully into its housing, refit the tank lid and press Next. Refit the tank and press Yes.
- Place a container of at least 0.5 litres under the hot water spout and press Yes. Hot water runs and stops by itself; press OK.
To run without a filter, remove it through the same Water filter menu and answer No when asked whether to fit a new one.
Source: Water softener filter Source: Water softener filter, pp. 50–51
Used for
- I am unable to complete your drink. Please reduce the pre-ground coffee quantity and try again: Too much pre-ground coffee was used, or an air bubble from the water filter is blocking delivery.
- It's time to replace the water filter. Ready?: The water softener filter is spent. If you postpone, the filter symbol stays lit on the homepage.
- The water circuit is out of water. Ready to refill?: The water circuit is empty, or a new water softener filter was just fitted.
- Filter spent indicator: Reminder that the water softener filter must be replaced.
Other EXAM440.55 procedures
- How to descale the RiveliaWhen the machine shows "It’s time to descale the machine" or the descale symbol is lit. Takes about 30 minutes. Start from the message with Yes, or from Descale in the settings menu.
- How to set the water hardnessAt first use and whenever your water supply changes. A correct setting means descaling is requested less often.
- How to clean the brewing unitAt least once a month, and when "Can you insert the brewing unit?" appears.
- How to clean the milk carafe after useAfter each milk drink, when the machine prompts for the Clean function. For several drinks in a row, press Cancel at the prompt and clean after the last one.
- How to clean the milk carafe thoroughlyAfter 1 day for the LatteCrema Cool carafe and after 2 days for the LatteCrema Hot carafe; the machine reminds you.
Sources
- Instructions for use, Rivelia EXAM44X.5Y (English). De'Longhi Appliances S.r.l. Document 57132C8962, revision 03, 2026-05, 65 pages, en. library.delonghigroup.com. Listed on the manufacturer's support page. Retrieved 13 November 2026.
- Instructions for use, Coffee maker EXAM44X5Y, 120 V edition (English, French, Spanish). De'Longhi Appliances S.r.l. Document 57132C9620, revision 02 (file A1-57132C9620_02_0426), 2026-04, 86 pages, en-US. library.delonghigroup.com. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.