Ariston Type C Installation And Servicing Instructions page 19

F . 2.14
IG
L :
EGEND
1 - Fan
2 - Burner
3 - Ignition/detection electrode
4 - Air release valve
5 - Main heat exchanger
6 - Central heating flow temperature probe
7 - Condensate Trap
8 - Gas valve
9 - Pressure gauge
10 - Safety valve
11 - D.H.W. priority valve (Optional extra)
12 - Non-return valve (integral to Jig Kit)
13 - Filling loop (integral to Jig Kit)
14 - Indirect cylinder expansion vessel
1
2
3
4
5
6
7
8
9
10
A
11
C
12
B
13
E
D
15 - Expansion relief valve
16 - Drain valve
17 - Automatic By-pass
18 - Circulation pump with automatic
air release valve
19 - Expansion vessel
20 - Central heating return temperature probe
21 - Air pressure switch
27/32 RFFI SYSTEM
21
20
19
18
17
16
15
14
19