Unical RTN 24, Installation, Use And Maintenance Manual

Page: 7 / 36

7
General info
R
G
M
R
G
M
fig. 5
IVEN 04 RTFS 24 - IVEN 04 RTFS 28
fig. 4
18
3
6
5
7
8
11
12
13
14
15
16
4
19
10
9
9
10
4
3
6
7
8
11
12
13
14
15
16
5
17
20
11
15
1
2
1
2
17
IVEN 04 RTN 24
1 Heating circuit safety valve
2 Minimum water pressure switch
3 Expansion vessel
4 Gas valve
5 Burner nozzles
6 Expansion vessel filling valve
7 Ionisation electrode
8 Heat exchanger
9 Flue gas manifold/down-draught
diverter
10 Flue gas anti-spillage thermostat
11 Ignition electrode
12 H.L. thermostat
13 C.H. temperature sensor
14 Automatic air vent
15 Circulating pump
16 Filling valve (except French,
Belgium and England version)
17 By-pass
M C.H. system flow
G Gas inlet
R C.H. system return
1 Heating circuit safety valve
2 Low water level pressure switch
3 Expansion vessel
4 Gas valve
5 Burner nozzles
6 Expansion vessel filling valve
7 Ionisation electrode
8 Heat exchanger
9 Room sealed combustion chamber
10 Flue gas extractor fan
11 Air/flue coaxial duct
12 Micro-switch on flue gas pressure
switch
13 Flue gas pressure switch
14 H.L. thermostat
15 Ignition electrode
16 Heating temperature sensor
17 Automatic air vent
18 Circulating pump
19 Filling valve (except French,
Belgium and England version)
20 By-pass
M C.H. system flow
G Gas inlet
R C.H. system return