WMF 1500S User Manual page 73

Descaling
™ Turn off main water supply tap
™ Remove water tank
™ Turn and remove seal plug on water tank coupling
counter-clockwise
(flat screwdriver, see illustration 1 and 2)
™ Stir liquid descaling agent in water tank with warm
water
™ If crystals have formed when stored below the
freezing point, stir until all crystals present in the
liquid descaling agent have dissolved
™ Replace the water tank filled with descaling
solution, and confirm on the display
™ Place a collection container with approx. 1.32 gal
(5 liters) capacity under the coffee and hot water
spout
™ Push combi spout downward
Descaling starts.
This part of the routine takes approx. 40 minutes.
™ Empty collection container
™ Empty remaining descaling solution from water tank
™ Rinse the water tank and fill to the maximum level
with cold water
™ Insert the water tank
™ Replace the collection container
User Manual WMF 1500 S
Care | Descaling
The water tank coupling is located
behind the water tank.
w Illustration 1
Illustration 1
Illustration 2
Crystals may form in the liquid
descaling agent when stored.
The crystals must not enter the
coffee machine.
The ideal water temperature is
approx. 98.6 °F (37 °C).
Order numbers of the article
w Appendix
Accessories and spare parts
page 103
73