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1
GENERAL INFORMATION
Any product repairs must be performed solely by
personnel authorised by Unical, using original spare
parts only. Failure to comply with the above can
compromise the safety of the appliance and void
the warranty.
To guarantee appliance efficiency and its correct
operation, yearly maintenance must be performed
by qualified personnel.
Should you decide not to use the appliance, parts
entailing potential sources of hazard must be made
safe.
Before commissioning an appliance that has not
been used, wash the domestic hot water production
system, making the water flow until it has been fully
replaced.
Should the appliance be sold or transferred to a new
owner or if you move and leave the appliance, always
make sure that the instruction booklet accompanies
it in order to be consulted by the new owner and/or
installer.
Only original accessories must be used for all appli-
ances with optionals or kits (including electric).
This appliance is intended solely for the use for which
it was expressly designed.
Any other use is to be considered improper and
therefore dangerous (*).
1.1 - geneRal waRnings
The instruction booklet is an integral and essential
part of the product and must be kept by the user.
Read the warnings contained in this instruction
booklet carefully as they provide important guidelines
regarding installation, use and maintenance safety.
Keep the booklet with care for further consultation.
Your appliance must be installed and serviced in
compliance with the standards in force according
to the manufacturer instructions, up to standard
and by legally qualified and certified personnel.
Systems for the production of domestic hot wa
-
ter MUST be constructed entirely with compliant
materials.
By professionally qualified personnel we mean:
personnel with specific technical skill in the field
of heating system components for civil use, do
-
mestic hot water production and maintenance.
Personnel must have the qualifications provided
for by current legislation.
Incorrect installation or improper maintenance
can cause damage to persons, animals or objects
for which the manufacturer is not responsible.
Before performing any cleaning or maintenance,
disconnect the appliance from the energy mains by
acting on the switch of the system and/or through
the specific cut-off devices.
Do not obstruct the terminals of the intake/exhaust
ducts.
In the event of failure and/or malfunctioning of the
appliance, switch it off and do not try to repair it or
intervene on it directly. Contact only personnel qual-
ified in compliance with law.
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