1 Safety instructions and recommendations
1.1
Safety
Operation
Danger
This appliance can be used by children aged from 8 years and above and persons
with reduced physical, sensory or mental capabilities or lack of experience and
knowledge if they have been given supervision or instruction concerning use of the
appliance in a safe way and understand the hazards involved. Children shall not
play with the appliance. Cleaning and user maintenance shall not be made by chil
dren without supervision.
Electrical
Before any work on the appliance, carefully read all documents that accompany the product. These docu
ments are also available on our website. See the last page.
Install the appliance in accordance with national rules on electrical installation.
A disconnection device must be fitted to the permanent pipes in accordance with installation rules.
If a power supply cable comes with the appliance and it turns out to be damaged, it must be replaced by
the manufacturer, its after sales service or persons with similar qualifications in order to obviate any dan
ger.
If the appliance is not wired in the factory, carry out the wiring according to the wiring diagram described
in the chapter Electrical Connections. See the Installation and Service Manual.
This appliance must be connected to the protective earthing.
Earthing must comply with the prevailing installation standards.
Earth the appliance before making any electrical connections.
Type and calibre of the protective equipment: refer to the chapter Recommended cable cross-sections.
See the Installation and Service Manual.
To connect the appliance to the electricity mains, refer to the chapter Electrical Connections. See the In
stallation and Service Manual.
In order to prevent any danger owing to the unexpected reset of the thermal circuit breaker, this appli
ance must not be powered through an external switch, such as a timer, or be connected to a circuit which
is regularly switched on and off by the electricity provider.
Domestic water
Draining the appliance:
1. Shut off the domestic cold water inlet.
2. Open a hot water tap in the installation.
3. Open a valve on the safety unit.
4. When the water stops flowing, the appliance has been drained.
The pressure limiter device (safety valve or safety unit) must be regularly operated in order to remove
limescale deposits and ensure that it is not blocked.
A pressure limiter device must be fitted to a discharge pipe.
As water may flow out of the discharge pipe, the pipe must be kept open to the open air, in a frost-free
environment, and at a continuous downward gradient.
To ascertain the type or specifications of the pressure limiter and to find out how to connect it, refer to the
chapter Connecting the domestic hot water tank to the drinking water mains. See the Installation and
Service Manual.
Hydraulics
Caution
Respect the minimum and maximum water pressure and temperature to ensure
the appliance operates correctly. See chapter on Technical Specifications.
Installation
Important
Allow the space required to install the appliance correctly, referring to the chapter
Dimensions of the Appliance. See the Installation and Service Manual.
1.2
General instructions
The system must satisfy each point in the rules in force in the country that
govern works and interventions in individual homes, blocks of flats or other
buildings.
Only qualified professionals are authorised to work on the appliance and
the heating installation. They must respect prevailing local and national
regulations during fitting, installation and maintenance of the installation.
Commissioning must be performed by a qualified professional.
1 Safety instructions and recommendations
4
iHPI
7701562 - v02 - 22052018
