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6.7Installation 
IMPORTANT: When switched on, the machine automatically fills the water circuit and the related boilers. For a correct automatic installation in case of a water softener system being used, it is necessary that the latter is completely filled with water and properly relieved of any air bubbles.
6.7.1Cleaning and filling of resin- based water softener
IMPORTANT: Before installing the water softener in the machine and using it, clean the resins and fill the water softener. Then install the water softener already filled with water and cleaned.
In order to fill in the water softener before installing it on the machine, stick to the following instructions:
-Insert the hose of the bottom tap into a drain container suitable for this purpose.
-open the bottom tap (fig. 19) and the upper plug of the water softener so as to remove the air bubble.
fig.19
-fill up the water softener and let the water flow out of the drain hose until it is clear (fig.20).
fig.20
- close upper plug and turn off the bottom tap
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