Inhaltsverzeichnis
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Rev.1 16/03/2018
ENG
Pag.67
Impianto con acqua calda con scambiatore rapido
1
1
A.
DELIVERY Heating male 1"
B.
RETURN Heating male 1"
C.
DHW DELIVERY male 3/4"
D.
DHW RETURN male 3/4"
E.
Reintegration (max 2 bar)
F.
Safety Exhaust (3 bar)
G.
Emptying the plant
1.
Boiler
2.
Circulating pump
3.
Circuit/heating chamber air vent
4.
Pressure relief valve P max 3 bar
5.
Expansion vessel (preload 1 bar)
use and maintenance manual
HR EVO 170 - 250
4
3
6
12
P
5
2
9
9
G
13
F
4
F
8
8
11
6.
DHW pump
7.
Automatic thermostatic valve
8.
Non-return valve
9.
Shutoff valve/cock
10.
Control system
11.
Drain cock
12.
Plate heat exchanger for DHW
13.
Pressure relief valve P max 6 bar
T
Water temperature sensor
P
Circuit pressure sensor
F
Flow switch
A
C
B
9
7
9
E
9
G
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