Italtherm CITY BASIC - Hydraulic Diagram

38
Hydraulic diagram
To make boiler hydraulic connecon either see "Dimen-
sions and connecons" on page 13 and eventually "Posioning and fastening" on page 14.
00036 01
20
18
10
29
3
4
17
1
2
11
6
13
19
16
14
RM CF G
1 Flue thermostat
2 Flue hood
3 Safety thermostat for
max. water temperature
4 Expansion vessel
6 DHW temperature sensor
10 Safety valve 3 bar
11 Gas valve
13 Priority ow switch (with lter)
14 Filling valve
16 Loss of water pressure switch
17 Pump
18 Heang circuit temperature sensor
19 Burner
20 Bithermic exchanger
29 By-pass (automac)
R Heang return
M Heang ow
C Hot water outlet
F Cold water inlet
 Gas inlet