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84
GB
Scheme 03:
the boiler is connected to a domestic hot w
ater tank and to the heating circuit.
The boiler is switched off when the probe is satisfi
ed.
The boiler is switched on when the probe detects a lower temper
ature
to SET
ACS - ∆T (∆T settable by technical par
ameters).
a)
To set the w
ater temper
ature in the boiler press the
. k
ey
. Increase or decrease the degrees with the k
eys
and
.
b)
To set the desired temper
ature in the room (using the probe on the board) press the k
ey
.
Increase or decrease degrees with the
and
k
eys
c)
To set the work power
, press the
k
ey and adjust it with the
and
k
eys
d)
To adjust the working power
, the desired temper
ature inside the DHW tank,
press the button
. Increase or decrease the desired degrees with the
and
.
The rinsing from the stand-by state occurs automatically when a heat increase is required to return to satisfy the chosen stand-by condition (when this is set to ON)
or when there is a risk of hot w
ater inside the puffer
.
I
=
Valve motorization
(
4 - 5 - 6
)
II
=
External thermostat O
N
/ OFF
or
stand-by type 3 (optional) (
1
)
III =
NTC10K probe on
ACS tank
(
2
)
II
I
III
The scheme is indicative and w
ants to demonstr
ate only the components that can be managed by the boiler
.
Any relay pumps must be controlled separ
ately from the boiler
.
3 vi
e
3 wa
y
comune - N
common -
N
Lato sanitatio
DHW side
Lato riscaldam.
heating side
Sond
a
sup.
puffe
r
Puffer
uppe
r
prob
e
Termostat
o
estern
o
External
thermostat
Sonda accumulo
sanitario o sonda inf. puffe
r
DHW probe or puffer
lower prob
e
1
2
3
4
5
Terminal block:
numerical correspondence
for the v
arious electrical connections
.
6
Summary of Contents for 20B
Page 57: ...115 GB NOTES Cod 001116...
Page 58: ...116 GB NOTES Cod 001116...