9
General information
fig. 6
2
INSTRUCTIONS FOR
THE INSTALLER
2.1 - INSTALLATION
CONDITIONS
DUA plus is a gas boiler which must be
installed in accordance with the latest
regulations or rules in force.
For the boiler category, which changes
according to the destination country,
see page 3.
NOTE:
Observe the corresponding technical rules
and the building supervisory and statutory
regulations of the country of final use
when installing and operating the system.
Always ensure that an appropriately
specialised company is entrusted with
installation, gas supply and flue gas
connection, commissioning and power
supply, as well as all servicing and repair
works.
Work on gas conduits and fittings must only
be carried out by a registered service
provider.
The system must be cleaned and serviced
once a year. This includes an inspection of
the entire system to see if it is in full
working order.
Defects and faults must be eliminated
immediately.
Please note that we can accept no liability
whatsoever for loss or injury resulting from
unauthorised adjustment or manipulation of
the system’s control or regulating devices.
2.2 - INSTALLATION
2.2.1 - PACKAGING
The Dua plus boiler is delivered packaged
in a strong cardboard box. After removal of
the boiler fron the box make sure that it is
not damaged. The packaging materials are
recyclable: then, send them to the appropriate
selection zones.
The packaging may represent grave
dangers for the children; do not leave them
to their reach.
Unical declines all responsibilities for
damages to persons, animals and things,
deriving from the non observance of this
clause
The casing's panels are packaged separat-
ly, but in the same box of the boiler, to better
protect them from posiible damages.
Under the panel board there is a plastic bag
containing:
- This instruction manual.
- Boiler mounting jig
- The paper template for the positioning of
the boiler on the wall.
- The instructions and the screws for the
mounting of the casing panels.
- N. 3 extractable cable glands for electrical
connections for room thermostat, outer
temperature sensor and an eventual
supplementary pump.
460
500
900
- Instruction for the mounting of the smoke
evacuation diaphragm on the fan outlet
(only TN versions).
- Smoke évacuation diaphragm (only TFS
versions)
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