6
General Information
1.7 - GENERAL WARNINGS
Read the warnings contained in this instruction booklet care-
fully as they provide important guidelines regarding installa-
tion, use and maintenance safety.
Keep the booklet with care for further consultation.
Installation and maintenance must be performed in com-
pliance with standards in force according to the instructions
of the manufacturer and by qualified and certified personnel
in compliance with law.
By professionally qualified personnel we mean: personnel
with specific technical skill in the field of heating system com-
ponents for civil use, domestic hot water production and
maintenance. Personnel must have the qualifications fore-
seen by current legislation.
Incorrect installation or improper maintenance can cause
damage to persons, animals or objects for which the manu-
facturer 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.
Not obstruct the terminals of the intake/exhaust ducts.
In case 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 qualified in compliance with law.
Any repairs must be performed solely by personnel authori-
sed by Unical using original spare parts only. Failure to com-
ply with the above can jeopardise the safety of the appliance.
To guarantee appliance efficiency and its correct operation,
yearly maintenance must be performed by qualified person-
nel.
Should you decide not to use the appliance, parts entailing
potential sources of hazard must be made safe.
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 con-
sulted by the new owner and/or installer.
Only original accessories must be used for all appliances
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 impro-
per and therefore dangerous.
ATTENTION
Wherever the boiler operates with an air-blown gas-fired burner, the appliance, not belonging to any category among those
considered in Annex II of the Legislative Decree 93 of 25/02/2000 (Implementation of Directive 97/23/EC regarding pressuri-
sed equipment), and moreover being considered by Directive 90/396/EEC (Gas-fired appliances - transposed in Italy with
Italian Presidential Decree 661 of 15/11/1996) to which art. 1 subsection 3 paragraph “f.5” refers, is excluded from the range
of application of the decree itself.
