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Descale the machine: De'Longhi Specialista Maestro
Before you start
- Time
- About 40 minutes
- Tools
- descaling accessory (supplied), two containers of about 1 litre each
- Supplies
- De'Longhi descaler (one 100 ml pack (to mark A), topped up with water to mark B)
Warnings
- Use only De'Longhi descaler; the wrong product or a botched descale can cause faults the guarantee does not cover. Source: De'Longhi EC9865 (La Specialista Maestro) instructions for use, multilingual (EN from p. 22)
- Descaler can mark delicate surfaces; wipe any spill dry straight away. Source: De'Longhi EC9865 (La Specialista Maestro) instructions for use, multilingual (EN from p. 22)
- Started by mistake? Hold the button for 10 seconds to stop; the rinse itself cannot be interrupted. Source: De'Longhi EC9865 (La Specialista Maestro) instructions for use, multilingual (EN from p. 22)
The machine tells you when
This machine keeps count itself and tells you when this job is due, so follow the machine rather than a calendar.
- What you see
- Descaling button light (B8) comes on orange
- Shown as
- A light
- What it counts
- Water, against the hardness it is set to
- Depends on
- water hardness setting (levels 1-3, from the supplied Total Hardness Test strip)
Source: De'Longhi EC9865 (La Specialista Maestro) instructions for use, multilingual (EN from p. 22)
Steps
- Fit the descaling accessory to the LatteCrema connection.
From the manual: “Insert the dedicated accessory (C6) to the Latte Crema connection (A6)”
- If you use them, take the Softballs and any water softener out of the tank.
From the manual: “(IF PRESENT, REMOVE SOFTBALLS AND WATER SOFTENER DEVICE).”
- Pour the descaler into the tank up to the A mark inside it, which equals one 100 ml pack.
From the manual: “Pour the descaler into the tank (A15) up to the level A marked inside the tank (equal to one 100ml packet)”
- Top up with water to the B mark and refit the tank.
From the manual: “Add water up to the level”
- With the portafilter off, put one container (about 1 litre) under the coffee outlet and hot water spout and a second under the steam wand.
From the manual: “Make sure the portafilter (C1) is not attached and position a recipient under the coffee outlet, hot water spout (A7)”
- Hold the Descaling button until its light blinks; descaling starts.
From the manual: “(B8) button until the corresponding light begins to blink: descaling starts.”
- Let the programme run: descaler comes out of the wand and coffee outlet in bursts and pauses until the tank is empty.
From the manual: “comes out of the steam wand and coffee outlet.”
- When delivery stops and the light turns white, the rinse is next.
From the manual: “Delivery stops and the light turns to white.”
- Empty both containers and put them back empty.
From the manual: “Empty the recipients used to collect the descaler solution and replace them empty.”
- Take out the tank, pour away any descaler left, rinse it, fill with fresh water to MAX and refit it.
From the manual: “empty any residues of descaler solution, rinse with running water and fill with fresh water up to the MAX level”
- Hold the Descaling button until its light blinks; the rinse starts.
From the manual: “begins to blink: rinsing starts.”
- Wait until delivery stops and the machine readies itself for use.
From the manual: “When rinsing is complete, delivery stops and the appliance prepares to be used again.”
- Empty the containers of rinse water.
From the manual: “Empty the recipients used to collect the rinse water.”
- Take out and empty the drip tray, then refit it.
From the manual: “Extract and empty the drip tray, then put back in the appliance.”
Sources
Researched on .
Published: the sentence is on the maker’s own page or in the maker’s own document.