Beretta CIAO AT 29 C.S.I. Installer And User Manual page 3

EN INSTALLER
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 conductors,
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
integral parts of the product: make sure they are always kept
with the appliance, even if it is transferred to another owner or
user, or moved to another heating system. In the event of loss or
damage, please contact your local Technical Assistance Centre
for a new copy.
Boiler installation and any other assistance and maintenance
operations must be carried out by qualified personnel according
to the provisions of the legislation in force.
Boiler maintenance must be carried out at least once a year.
This should be booked in advance with the Technical Assistance
Centre.
The installer must instruct the user about the operation of the
appliance and about essential safety regulations.
This boiler must only be used for the application it was designed
for. The manufacturer declines all contractual and non-contractual
liability for injury to persons or animals or damage 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 discharge manifold must be connected to a suitable general
discharge system. The manufacturer is not liable for any damage/
flooding caused by the absence of a discharge system.
Dispose of all the packaging materials in the suitable containers
at the corresponding collection centres.
When disposing of waste, be careful not to harm human health
or employ 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 Centre must be contacted immediately
- the operating pressure of the hydraulic system must be checked
regularly to ensure it is higher than 1 bar. If necessary, restore the
correct pressure level as explained in the paragraph "Filling the
system"
- if the boiler has not been used for a long time, it is recommended that
the Technical Assistance Centre performs the following operations:
- turn the main appliance switch and the main system switch to "off"
- turn off the fuel and water taps of the heating system
- drain the heating and domestic hot water circuits if there is any risk
of them freezing
- boiler maintenance must be carried out at least once a year; this
should be booked in advance with the Technical Assistance Centre.
The following symbols are used in this manual:
WARNING = for actions requiring special care and adequate
preparation
FORBIDDEN = for actions THAT MUST NOT be carried out
under any circumstances
For safety, always remember that:
the boiler should not be used by children or unassisted disabled
people
it is dangerous to activate electrical devices or appliances (such
as switches, home appliances, etc.) if you smell gas or fumes.
In the event of gas leaks, ventilate the room by opening doors
and windows, turn off the main gas tap and request the prompt
intervention of the Technical Assistance Centre
do not touch the boiler while barefoot, or if parts of your body are
wet or damp
before carrying out any cleaning operations, turn the function
selector to OFF/RESET so that the display shows "- -", and
disconnect the boiler from the electricity supply by turning off the
bipolar system switch
do not modify safety and adjustment devices without the
manufacturer'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
installation room
keep packaging materials out of the reach of children
it is forbidden to obstruct the condensate drainage point.
2 - DESCRIPTION
Ciao AT C.S.I. is a wall-hung condensing boiler for high temperature
heating systems (radiators) and domestic hot water production:
depending on the fume discharge accessory used, it is classified in
categories B22P, B52P, C12, C12x; C22; C32, C32x; C42, C42x; C52,
C52x; C62, C62x; C82, C82x; C92, C92x.
In configuration B22P, B52P 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.
In configuration C, the appliance can be installed in any type of room
(there are no limitations due to ventilation conditions or room volume).
The main technical characteristics of the appliance are:
- Microprocessor card controlling inputs, outputs and alarm
management
- Continuous electronic flame modulation for domestic hot water and
heating
- Electronic ignition with flame ionisation control
- Automatic slow ignition
- Built-in gas pressure stabiliser
- Heating minimum pre-adjustment device
- Selector for OFF/RESET alarms, Summer, Winter / Knob for selecting
heating water temperature
- Knob for selecting domestic water temperature
- Pre-heating function for reducing domestic water standby time
- Digital display
- NTC probe for primary temperature control
- NTC probe for domestic hot water temperature control
- Circulator with automatic air separation and bleed device
- Automatic heating circuit bypass
- Three-way electric valve with electrical actuator and precedence
flow switch
- Heat exchanger for DHW preparation in brazed stainless steel
- Expansion tank
- Presetting for ambient thermostat or external timer
- Circulator anti-lock device (activated automatically 24 hours after its
last cycle)
- Drain-tap with float, for discharging the condensate and preventing
the leakage of flue gases
- Anti-overflow pressure switch
- Airtight combustion chamber
CIAO AT C.S.I.
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