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Run the descaling procedure: Nuova Simonelli Oscar II
Before you start
- Tools
- container large enough to catch a full tank
- Supplies
- descaler for copper steam heaters of coffee machines (non-toxic; mix with water as the product's package specifies)
Warnings
- Never descale with vinegar. Source: Nuova Simonelli Oscar II user handbook, multilingual (Simonelli Group USA, 2022), 7.3 Descaling
- Do not switch the machine off mid-cycle; after a power cut, start the cycle again from the beginning. Source: Nuova Simonelli Oscar II user handbook, multilingual (Simonelli Group USA, 2022), 7.3 Descaling
- Do not drink the solution or anything dispensed until the cycle has finished. Source: Nuova Simonelli Oscar II user handbook, multilingual (Simonelli Group USA, 2022), 7.3 Descaling
- Where the descaler's instructions conflict with the manual, follow the manual. Source: Nuova Simonelli Oscar II user handbook, multilingual (Simonelli Group USA, 2022), 7.3 Descaling
Steps
- With the machine switched on, hold the double coffee button for about 10 seconds until the tank and heating LEDs flash alternately: descaling mode.
From the manual: “press and hold the double coffee button for about 10 seconds”
- Take the water tank out and empty it.
From the manual: “Remove and empty the water tank.”
- Fill it with descaler and water mixed as the descaler's package specifies.
From the manual: “Fill it with a solution of descaler and water as specified on the package of the descaling product.”
- Put the tank back in the machine.
From the manual: “Reassemble the tank.”
- Set a container under the dispenser and start dispensing.
From the manual: “place a container under the dispenser and start dispensing.”
- Keep dispensing until the tank is empty and the tank light comes on.
From the manual: “Continue until the tank is empty (situation indicated by the tank light switching on).”
- Take the tank out and rinse it under running water.
From the manual: “Remove and rinse the tank with running water.”
- Fill the tank with clean water and refit it.
From the manual: “Refill the tank with clean water and put it back.”
- Empty the container and put it back under the dispenser.
From the manual: “Empty the container and place it back under the dispenser.”
- Press the dispensing button and run the whole tank of clean water through.
From the manual: “Press the dispensing button to dispense the entire contents of the tank again.”
- Rinse the tank under running water once more, refill it with clean water and refit it.
From the manual: “Remove and rinse the tank with running water.”
Sources
- Nuova Simonelli Oscar II user handbook, multilingual (Simonelli Group USA, 2022), 7.3 Descaling Manual
Researched on .
Published: the sentence is on the maker’s own page or in the maker’s own document.