Ariston FAST R X ONM 11 User Manual

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INSTALLATION
A
B C
¡IMPORTANT!
If the unit is installed in areas with the
presence of hard water (> 200 mg / l) is
necessary to install a water softener to
reduce the precipitation of limestone in
the heat exchanger.
The warranty does not cover damage
caused by the limestone.
¡IMPORTANT!
Do not activate the device without the lter.
Water connection
Theillustrationshowstheconnectionsforthewaterand
gasattachmentsoftheappliance.
Checkthatthemaximumwatermainspressuredoesnot
exceed10bar;ifitdoes,apressurereducingvalvemust
beinstalled.
Ensurethattheminimumpressureisnotlowerthan0,2
bar.
View of the hydraulic Connections
A.  Hotwateroutlet1/2”
B. IngressoGas1/2”
C. Coldwaterinlet1/2”
Thedeviceisequippedwithalter,locatedonthecold
waterentrance.Periodicallycleanthehydraulicsystem,
ifdirtispresent.
Itisalsoimportanttocheckthatthepressureofthegas
(methaneorLPG)youwillbeusingtofeedtheappliance
issuitable,because if itisinsufcient the powerofthe
generatormaybereduced,causinginconvenienceforthe
user.
Connection of ue gas discharge ducts
Theappliancemustbeconnectedtoauegasdischarge
system that complies with the regulation in force and
instructionsprovidedbythemanufacturer.
WHEN TYPE B INSTALLATION IS USED, THE ROOM
IN WHICH THE APPLIANCE IS INSTALLED MUST BE
VENTILATED USING A SUITABLE AIR INLET WHICH
COMPLIES WITH CURRENT LEGISLATION.
Wheninstallinganexhaustsystem,takecareoftheseals
topreventanyuegasleakingintotheaircircuit.
Make sure that the combustion products are properly
expelledbymeasuring theCO2 contentatthenominal
heatoutput.Thisvalueshouldnotexceedthatindicated
intheTechnicalDatatable.
Ifthevalueisgreater,checktheefciencyoftheuegas
exhaustsystem.
IfitisnotpossibletobringtheCO2valuewithinthelimit
indicated in the Technical Data table, do not start the
appliance.
ATTENTION
NEVER TAMPER WITH OR DECOMMISSION
THE FLUE GAS SENSOR. THIS COULD
AFFECT THE PROPER OPERATION OF THE
APPLIANCE.
POOR DRAUGHT CONDITIONS COULD
CAUSE EXHAUST GAS BACKFLOW INTO THE
INSTALLATION ROOM.
HAZARD OF CARBON MONOXIDE
INTOXICATION.
The part of ue pipe that pass through the wall
of dwelling should be surrounded by insulated
material (such as asbestos cloth) at least 11
mm thickness and 300 mm length since the
temperature of ue pipe maybe exceed the
ambient temperature by more than 60K.

Ariston FAST R X ONM 11 Specifications

General

Brand	Ariston
Model	FAST R X ONM 11
Category	Water Heater
Language	English