Ariston Thermo S/SGA X 50 Instrucciones Para El Uso Y La Manutención página 27

FLUE GAS PROTECTOR
OPERATION AND CONNECTION
1.
Water heaters are equipped with a de-
vice which shuts of gas to the burner and
hence stops the unit working when the
fl ue is partly or completely obstructed.
This device is composed of a thermostat
(A) set to 87±3°C mounted to the edge of
the hood (B) and connected to the fi tting
interrupted by the gas valve.
This is part of the hood kit provided with
the appliance, and must be installed as
described below.
Make sure that the combustion products
are properly expelled by measuring the
CO content at the nominal heat output.
2
This value should not exceed that indi-
cated in the Technical Data table.
If the value is greater, check the effi cien-
cy of the fl ue gas exhaust system. If it is
not possible to bring the CO
the limit indicated in the Technical Data
table, do not start the appliance.
2.
4.
5.
WARNING!!
value within
THE FUMES SENSOR MUST NOT BE MOD-
2
IFIED OR DISABLED; DOING SO CAN COM-
PROMISE THE OPERATION OF THE APPLI-
ANCE.
POOR DRAW CAN CAUSE THE COMBUST-
ED GAS TO FLOW BACK INTO THE ROOM
IN WHICH THE UNIT IS INSTALLED.
DANGER OF INTOXICATION BY CARBON
MONOXIDE.
3.
B
A
GB
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