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Installation sequence
Hydraulic connections
Boiler connections
A
B
C D
Fig. 4
Boiler return
A
Boiler flow
B
Thermally activated safety valve, safety heat
C
exchanger installed in the boiler
Sensor, thermally activated safety valve
D
Connections
Output
Flow
Return
Cold water supply
Cold water outlet
14
E
K
On site, in fixed metal pipe
2.5 to 3.5 bar (0.25 to 0.35 MPa)
On site
F
G
H
Thermally activated safety valve
E
Particle filter
F
Check valve
G
Pressure reducer
H
Cold water connection
K
kW
DN
R
DN
R
DN
R
R
40 - 75
85 - 170
32
40
1
1
¼"
½"
32
40
1
1
¼"
½"
15
15
½"
½"
¾"
¾"
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