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1.2
O
V
VERALL
IEW
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27
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24
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18
19
F
. 1.0
IG
L
:
EGEND
1.
Flue Manifold
2.
Air Intake for Twin Pipe Flue Systems
3.
Fan
4.
Combustion Chamber Hood
5.
Main Heat Exchanger
6.
Overheat Thermostat
7.
Central Heating Flow Temperature Probe
8.
Combustion Chamber Insulation Panel
9.
Burner
10.
Detection Electrode
11.
Ignition Electrodes
12.
Motorised Valve
13.
Domestic Hot Water Temperature Probe
14.
Drain Valve
15.
Low Water Pressure Switch
16.
Secondary Heat Exchanger
17.
Gas Valve
18.
Spark Generator
19.
Cold Water Inlet Filter
20.
Pump (w/auto air vent)
21.
Safety Valve
22.
D.H.W. Flow Switch
23.
Combustion Chamber
24.
Central Heating Return Temperature Probe
25.
Expansion Vessel
26.
Air Pressure Switch
27.
Combustion Analysis Test Point
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