WARNINGS
– In case of fault and/or incorrect equipment operation, deactivate it, without making any repairs or taking
any direct action. Contact the nearest Authorised Technical Service Centre.
– The installation of the boiler and any servicing or maintenance job must be carried out by qualified person-
nel. Under no circumstances, the devices sealed by the manufacturer can be tampered with (pr EN 89).
– It is absolutely prohibited to block the intake grilles and the aeration opening of the room where the equip-
ment is installed.
LIGHTING AND OPERATION
BOILER IGNITION (fig. 1)
Open the gas valve, lower the control panel
cover and activate the boiler by rotating the
selector knob to the summer positio (
The lighting-up of the green led (
will indicate that the apparatus is switched-
on and ready.
OPEN
APRE
124
USER INSTRUCTIONS
– With the rotary switch in the summer
position (
upon demand for domestic hot water,
and run at full power to reach the selec-
).
ted temperature.
)
The gas feeding pressure will then auto-
matically vary to ensure that the requi-
red temperature is kept constant.
R
R E M O T E
C O N T R O L
GREEN LED
SPIA VERDE
) the boiler will start-up
Fig. 1
– With the rotary switch in the winter
position (
) once the boiler has rea-
ched the value set on the heating poten-
tiometer, it will start to modulate in
automatically in order to supply the
required power output to the system.
The operation of the boiler will be stop-
ped through the intervention of the
thermostat or "Logica Remote Control".
TEMPERATURES
ADJUSTMENT (fig. 2)
– The D.H.W. temperature can be adju-
sted by turning the knob of the D.H.W.
potentiometer (
).
When there is a demand for hot water,
the set temperature is displayed on the
red led scale from 35÷80°C and the yel-
low domestic hot water led lights-up at
the same time (
).
When model "25 BFT" is connected with
a "BT100" tank unit, when there is no
request for heating or D.H.W. production
(the leds
and
are off), the tank unit
maintenance temperature will appear on
the red led scale 35÷80°C
– The C.H. temperature can be adjusted
by turning the knob of the C.H. potentio-
meter (
). The set temperature is indi-
cat ed on t he r ed led scale fr om
35÷80°C and the yellow heating led
lights up at the same time (
re optimal boiler efficiency at all times,
we recommend not to drop below a mini-
mum working temperature of 50°C.
TURNING THE BOILER OFF (fig. 1)
To turn the boiler off place the selector
). To ensu-