Atag IS 12

Installation & Servicing instructions ATAG iS-Range
10
7 Boiler photo components list
1 Heat exchanger
2 Ignition unit
3 Fan unit
4 Air supply damper
5 Gas valve
6 Automatic de-aerator
7 Control unit
8 Control panel
9 Circulation pump
10 Flue gas exhaust
11 Combustion air supply
12 Boiler data plate
13 Expansion vessel
14 Safety valve
15 Siphon
16 Isolation valve ow CH
T1 Flow sensor
T2 Return sensor
P1 Water pressure sensor
ATAG iS Figure 7.a
G Gas pipe
A Flow pipe CH
R Return pipe CH
C Condensation pipe
17 Isolation valve gas
18 Isolation valve return CH
T2
4
2
1
5
7
9
CG
R
12
3
11
10
6
8
A
14
13
16 17 18
T1
P1
15