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INRD21
a) Press the Program selector button and keep it pressed down while your machine is not in
operation,
b) Meanwhile, energise the machine by pressing the On/Off button.
c) Keep Program selector button pressed until “P1– P2 – P3 – P4– P5– 3h –6h– 9h– End”
lights are on and off.
d) After the “P1– P2 – P3 – P4– P5– 3h –6h– 9h– End” have flashed, release the Program
selector button.
Your machine displays the latest entered water hardness setting.
e) You can adjust the levels by pressing Program selector button according to the table of
Water Hardness Level Settings.
f) After adjusting the water hardness level, press on/off button to save settings in memory.
