universalblue IGUAZU Instruction Manual page 34

Decaling (Periodical)
To ensure good appliance efficiency it is recommendable to
periodically decaled the heating element. The frequency of this
operation depends on the water hardness; proceed as follows:
- Switch off the power to the appliance.
- Empty the tank.
- Remove the electrical protection cover by undoing the fixing
screws.
- Disconnect the electrical wires from the respective terminals and
remove the thermostat.
- Remove the thermostat from its housing.
- Remove the heating element with a suitable hexagon spanner.
- Remove any scale and clean, taking care not to damage the
heating element armour.
When refitting, make sure:
- The heating element is correctly housed and that the seals are
correctly fitted.
- The thermostat is inserted in the housing of the heating element,
pushing all the way in but without any striking that can damage it;
make sure internal male/female contacts are correctly inserted.
- Before reconnecting the power, fill the appliance (see the relevant
section) and check for any water leaks.
IMPORTANT: Repair and / or maintenance operations must
be carried only using original spare parts and by qualified
personal. Before
disconnect the appliance from the power mains.
performing any maintenance operation,