Beretta Mynute Green E 25 C.S.I. Installer And User Manual page 3

INSTALLER
EN
1 - WARNINGS AND SAFETY
Our boilers are built in our plants and checked down to the
smallest detail in order to protect users and fitters from injury.
After working on the product, qualified personnel must check
the electrical wiring, in particular the stripped part of conduc-
tors, which must not stick out from the terminal board, avoiding
possible contact with live parts of such conductor.
This instruction manual, together with the user manual, are in-
tegral parts of the product: make sure that they are always kept
with the appliance, even if it is transferred to another owner or
user, or moved to another heating system. In case of loss or
damage, please contact your local Technical Assistance Ser-
vice for a new copy.
The boiler must only be installed and serviced by qualified per-
sonnel, in accordance with Ministerial Decree 37 of 2008 and
Standards UNI-CIG 7129-7131, UNI 11071 and subsequent
updates.
Boiler maintenance must be carried out at least once a year.
This should be booked in advance with the Technical Assis-
tance Service.
The installer must instruct the user about the operation of the
appliance and essential safety requirements.
This boiler must only be used for the application it was de-
signed for. The manufacturer declines all contractual and
non-contractual liability for injury to persons or animals or dam-
age to property deriving from errors made during installation,
adjustment and maintenance and from improper use.
After removing the packaging, make sure the content is in good
condition and complete. Otherwise, contact the dealer from
whom you purchased the appliance.
The appliance's discharge manifold must be connected to a
suitable venting system. The manufacturer of the appliance is
not liable for any damage/flooding resulting from the failure of
the channel system.
Dispose of all the packaging materials in the appropriate con-
tainers c/o specific collection centres.
Dispose of waste taking care not to harm human health and
without employing procedures or methods which may damage
the environment.
At the end of its life, the product should be not be disposed of
as solid urban waste, but rather it should be handed over to a
differentiated waste collection centre.
During installation, inform the user that:
- in the event of water leaks, the water supply must be shut
off and the Technical Assistance Service must be contacted
immediately
- regularly check that the operating pressure of the hydraulic
system is greater than 1 bar. If necessary, restore the pres-
sure as explained in the "System filling" section
- if the boiler has not been used for a long time, it is recom-
mended that the Technical Assistance Service performs, at
least, the following operations:
- turn the main switch of the appliance and the main switch
of the system to "off"
- Close the fuel and water taps of the heating system
- drain the heating circuit to prevent freezing.
For safety, always remember that:
the boiler should not be used by children or unassisted disa-
bled people
it is dangerous to operate electrical devices or appliances
(such as switches, home appliances, etc.) if you smell gas or
combustion fumes. In the event of gas leaks, ventilate the room
opening doors and windows; close the gas general tap; request
prompt action by Technical Assistance Service professionally
qualified personnel
do not touch the boiler while barefoot, or if parts of your body
are wet or damp
set the function selector switch to OFF/RESET to bring up "- -"
on the display, then disconnect the boiler from the main power
supply by turning off the main system switch before carrying
out any cleaning operations
do not modify safety and adjustment devices without the man-
ufacturer's permission and relative instructions
do not pull, disconnect or twist the electric cables coming out
of the boiler, even when it is disconnected from the main power
supply
avoid covering or reducing the size of the ventilation openings
in the installation room
do not leave inflammable containers and substances in the in-
stallation room
keep packaging materials out of the reach of children
it is forbidden to obstruct the condensate drainage point.
2 - DESCRIPTION
Mynute Green E C.S.I. is a wall-mounted type C condensation boil-
er for heating and the production of domestic hot water. Depending
on the fume discharge accessory used, it is classified in categories
B23P; B53P; C13, C13x; C23; C33, C33x; C43, C43x; C53, C53x;
C63, C63x; C83, C83x; C93, C93x.
In configuration B23P (when installed indoors), the appliance cannot
be installed in bedrooms, bathrooms, showers or where there are
open fireplaces without a proper air flow. The room where the boiler
is installed must have proper ventilation. Detailed regulations for the
installation of the flue, gas piping and ventilation ducting are given in
Standards UNI-CIG 7129-7131 and UNI 11071.
In configuration C, the appliance can be installed in any type of room
and there are no limitations due to ventilation conditions or room vol-
ume.
IT IS also possible, using a check valve included as an accessory, to
install the boiler on collective pressurised flues; for the details, see
section 3.10 "Installation on collective flues in positive pressure".
The main technical characteristics of the appliance are:
- digital display indicating the operating temperature and alarm
codes
- pre-mix, low emissions burner
- air-gas ratio adjustment system with pneumatic management
- microprocessor card to control inputs, outputs and alarm manage-
ment
- continuous electronic flame modulation for domestic hot water and
heating
- electronic ignition with flame ionisation control
- fan controlled by Hall-effect revolutions counter
- built-in gas pressure stabiliser
- NTC probe to control delivery temperature of the primary circuit
- NTC probe to control return temperature of the primary circuit
- built in NTC integrated probe to control domestic hot water tem-
perature
- dual device for separation and automatic purging of air
- automatic heating circuit by-pass
Mynute Green E C.S.I.
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