Introduction, 5 - 2.5 hydraulic schematic – Glow-worm Ultracom2 35 Store User Manual
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0020112185_PROTO_13 - 01/11 - Glow-worm
- 5 -
2.5
Hydraulic schematic
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7
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6
5
4
3
2
1
23
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33
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30
12
Key
1 Pressure reducer
2 filter on cold water inlet
3 Domestic hot water pump
4 Non-return valve
5 Heating circuit drain tap
6 Water pressure sensor
7 Heating pump
8 Heating return thermistor
9 Air vent
10 Heating flow thermistor
11 Condensate trap
12 Particle filter
13 Ignition and control electrode
14 burner
15 Main heat exchanger
16 Heating expansion vessel
17 Thermal fuse
18 flue outlet
19 Silencer
20 fan
21 Hot water safety valve
22 Discharge tube (not supplied)
23 Storage tank
24 Storage tank
25 DHW expansion vessel
26 Storage tank temperature sensor
27 Hot water temperature sensor
28 Gas control valve
29 Ignition module
30 by-pass
31 Three way valve
32 Domestic plate to plate heat exchanger
33 Hot water heat exchanger output temperature sensor
34 Tundish
35 Gas isolating valve
36 Domestic hot water isolating valve
37 Heating safety valve
38 Heating flow isolating valve
39 Domestic cold water isolating valve
40 Heating return isolating valve
A Heating return
b Cold water inlet
C Heating flow
D Domestic hot water outlet
E
Gas
f
Condensate drain
G Cold water supply
H Heating safety valve drain
I
Hot water safety valve drain
INTRODUCTION