19
C
2
3
5
6
7
8
9
10
17
16
18
19
20
4
1
21
A
B
D
E
15
11
12
13
14
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
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
F
IG
. 2.14
27/32 RFFI SYSTEM
Содержание 47-116-09
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