Terms & Glossary; Customer Service - GEL DECAL BASIC Série Notice D'utilisation Et Entretien

3 - TERMS AND GLOSSARY
WATER HARDNESS
It is expressed in French degrees (°f) and represents the quantity of calcium and magnesium salts
present in water.
Unit of measure = 1° f = 0,01 gr of calcium carbonate (CaCO3) present in one cubic metre of water
Soft water
< 15° f
WATER SOFTENER
It is an appliance that, through special resins, removes Calcium and Magnesium salts from water.
REGENERATION
It is a washing of the softener resins carried out with water and salt in order to remove Calcium and
Magnesium retained by the resins.
INSTALLATION
It is the connection of the softener to the water system carried out by an operator following the
installation drawings of the manual.
START UP
It is to start the water softener. This operation is carried out by qualified staff who checks the proper
installation, tests the unit and starts it up.

4 - CUSTOMER SERVICE

For technical support please directly turn to your dealer or installer from whom you have purchased
the machine.
Whenever you call it is necessary to specify the serial number of the water softener (shown on
the unit and on the carton box).
Hard water
15° - 25° f
Very hard water
> 25° f
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