WMF 1400 - Descaling the Machine

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User Manual WMF 1400
Software
Descaling
The water hardness, the water flow and whether a tank
filter is used determine the schedule for descaling. This
point in time is calculated by the WMF 1400 and displayed.
Descaling consists of three stages:
Preparation•
Descaling•
Rinsing•
Use only WMF Descaling Agent for descaling. Any other
descaling product may cause damage to the coffee
machine. No liability is accepted for damage caused by
the use of any other descaling products and guarantee/
warranty claims are not entertained.
Machine descaling with water tank or Aquaflex
Displays lead step by step through the program.
Follow the instructions.
Preparation
The following is needed for descaling:
2 bottles of WMF Liquid Descaling Agent •
(per 25 US fl. oz / 0.75 l)
3 bottles water (76 US fl. oz / 2.2 l)•
1½ US gal. (5 l) container•
If the coffee machine is still hot, a cooling routine is
started initially. The cooling routine takes 5-10 min.
Remove water tank 
Stir descaler solution into cold water in water tank 
Replace water tank filled with descaler solution 
Set a container with approx. 1½ US gal. (5 l) capacity 
under the hot water spout
CAUTION
Irritation and scald
hazard.
Descaler is caustic.
Always follow the
instructions on the
package.
See chapter 9.1:
Safety.
NOTICE
Follow the manual.
Total duration of descaling
procedure is approx. 80 min.
The procedure may be
interrupted nowhere.
See chapter 9.4: Warranty.
CAUTION
Burn hazard.
Scald hazard.
Hot steam and
hot water.
Hot surfaces.
Follow the
instrucctions beside.
See chapter 9.1:
Safety.