Installation instructions E-SHR series page 26
1 heat exchanger
2 ignition unit
3 fan unit
4 air inlet damper
5 gas block
6 safety valve
7 automatic air vent
8 plate heat exchanger
9 operating panel
boiler description (to be used in conjunction with figure 16, page 25) figure 17
10 Control Tower
11 water filter return central heating
12 three-way valve
13 circulation pump
14 flue gas discharge
15 combustion air supply
16 type plate
17 expansion vessel
G gas pipe
A flow connection central heating
R return connection central heating
C condensation pipe
K cold water pipe (E-SHR-T)
W hot water pipe (E-SHR-T)
T1 flow sensor
T2 return sensor
T3 DHW sensor (E-SHR-T)
T5 flue gas sensor
13
14
12
10
9
7
6
5
4
3
P1
17
15
8
R
C
G
W
A
11
T3
16
1
K
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