Glow-worm 30sxi - Hydraulic Schematic

0020092785_02 - 05/10 - Glow-worm
- 5 -
2.5 Hydraulic schematic
8
7
6
5
4
3
2
1
9
10
11
12
13
14
17
16
15
18
Key
1 Heating safety valve
2 By-pass
3 Heating return thermistor
4 Condensate trap
5 Ignition and control electrode
6 Burner
7 Main heat exchanger
8 Thermal fuse
9 Flue outlet
10 Silencer
11 Heating expansion vessel
12 Fan
13 Gas control valve
14 Ignition module
15 Heatingowthermistor
16 Air vent
17 Pump
18 Filling taps
A Heatingow
B Pipe for heating safety valve
C Gas
D Heating return
G Condensate drain
INTRODUCTION