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Descale both boilers: Sage Dual Boiler
Before you start
- Market
- Sage UK/EU
- Tools
- flat head screwdriver, cloth to cover the drip tray
- Supplies
- Sage Descaler (1 sachet dissolved in 1 litre of warm water)
Warnings
- Descale only through the descale menu. Source: Sage the Dual Boiler BES920 instruction booklet (UK, EN)
- Steam may escape as each valve opens. Source: Sage the Dual Boiler BES920 instruction booklet (UK, EN)
- Do not overtighten the valve screws; they can be damaged. Source: Sage the Dual Boiler BES920 instruction booklet (UK, EN)
- Let the machine cool before cleaning or moving parts. Source: Sage the Dual Boiler BES920 instruction booklet (UK, EN)
Steps
- Empty the drip tray and slide it back in.
From the manual: “Prepare for Descale a) Empty the drip tray and insert”
- Switch the machine off and let it cool for at least 4 hours.
From the manual: “Turn the machine off and allow to cool for at least 4 hours.”
- With it off, hold 1 CUP, then also hold POWER, for 3 seconds until rSEt shows.
From the manual: “With the machine off, press and hold the 1 CUP button, then press and hold the POWER button together for 3 seconds.”
- Use UP or DOWN to reach dESC and press MENU to confirm.
From the manual: “Press UP or DOWN arrow to the 'dESC' then press MENU to confirm.”
- Pull off the grey silicone cover marked DESCALE ACCESS on the lower front panel.
From the manual: “Remove the grey silicone cover on the”
- Lay a cloth over the drip tray to keep steam in.
From the manual: “Place a cloth over the drip tray to prevent”
- With a flat head screwdriver, open the right valve slowly anticlockwise until fully open; steam may escape.
From the manual: “Use a flat head screw driver to rotate the right valve counter-clockwise SLOWLY until fully open.”
- If no water comes out into the drip tray, hold 1 CUP for 3 seconds to release it. Optional
From the manual: “If there's no water released into the drip tray, press and hold the 1 CUP button for 3 seconds.”
- Once the boiler is empty, close the valve clockwise until it seats, without overtightening.
From the manual: “When the water is completely empty, close the valve by rotating screws clock-wise until seated.”
- Drain the second boiler the same way through the left valve.
From the manual: “Repeat the above process on the left valve.”
- Empty the drip tray, carefully, as it may be hot.
From the manual: “Empty the drip tray, use caution as the drip”
- Empty the water tank and take the water filter out.
From the manual: “Empty water tank, remove water filter.”
- Dissolve 1 sachet of Sage Descaler in 1 litre of warm water and pour it into the tank.
From the manual: “Dissolve 1 sachet of Sage Descaler”
- Press 1 Cup to begin; the LCD counts down 20 minutes while the boilers fill with solution and heat.
From the manual: “Begin Descale a) Press 1 Cup button and the LCD screen will show countdown time (20 minutes).”
- Let the countdown reach 0 so the solution has time to dissolve the scale; some water may run from the group.
From the manual: “Allow the countdown timer to reach 0 as this allows solution sufficient time to dissolve scale build up.”
- Press 1 Cup to start the flush; the boilers fill with fresh water and heat over a 20-minute countdown.
From the manual: “the machine will fill boilers with fresh clean water and heat to temperature.”
- Cover the drip tray with a cloth again.
From the manual: “Place a cloth over the drip tray to stop steam escaping.”
- Drain both boilers through the right and left valves as before.
From the manual: “Empty boilers by repeating steps 2c and 2d.”
- Empty the drip tray and put it back.
From the manual: “Empty drip tray and insert back to place.”
- Empty the tank, rinse it, fill it with clean water to MAX and lock it in.
From the manual: “Empty water tank then rinse and fill with clean water to the MAX line.”
- Run the whole flush (fill, drain, refill) a second time to clear any remaining solution.
From the manual: “We recommend flushing boilers again to ensure any residual descale solution is released from the boilers.”
- Press POWER to leave Descale mode; the machine is ready to use.
From the manual: “Press POWER button to escape the Descale mode.”
Sources
Researched on .
Published: the sentence is on the maker’s own page or in the maker’s own document.