8
20
S3
1
2
3
5
4
13
6
15
8
7
10
16
14
11
18
9
23
24
25
26
U
E
G
M
R
12
17
19
21
1.4
FUNCTIONAL DIAGRAM (Fig. 2)
Fig. 2
K
KE
EY
Y
1 Post-condenser
2 Smoke stat 100 °C
3 Fan
4 Primary exchanger
5 SM sensor (SM1)
and safety stat (SM2)
6 D.H.W. exchanger
7 Filter
8 Diverter valve
9 Auto air vent
10 Pump
11 DHW flow meter
12 D.H.W. filter
13 Gas valve
14 Pressure relief valve
15 Pressure switch
16 Automatic by-pass
17 Drain vent
18 Expansion vessel
19 Hydrometer
20 Condensate trap
21 Condensate level sensor
23 D.H.W. isolation valve
24 Gas isolation valve
25 C.H. isolation valve
26 C.H. isolation valve
CONNECTIONS
R
C.H. return
M C.H. flow
G
Gas connection
E
D.H.W. inlet
U
D.H.W. outlet
S3 Condensation outlet ø 20
20
S3
1
2
3
5
4
13
15
7
10
16
14
18
9
24
25
26
G
M
R
S
17
19
21
ECOMFORT PLUS 25-30 HE -EV
ECOMFORT SYSTEM PLUS 25 HE -EV
Содержание ECOMFORT PLUS 25 HE
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