9
3 - COMPONENT LISTING
Illustrations are a depiction of the boiler for general location of parts and may vary depending on model.
ITEM
NO.
Dunkirk
DCB 125
1 Pump with Air Separator
2 Boiler Drain Tap
3 Gas Valve
4
5 3-Way Valve with Motor
6
Water Safety Thermostat
7
NTC Heating sensor (Flow/Return)
QTY 2, (1 Shown for clarity)
8 Flue Sensor
9
Pressure Switch
10 Coaxial Flue Connector
11
Heat Exchanger Temperature
Protector
12 Heat Exchanger
13 Burner (not shown)
14 Ignition electrode
15 Flame Detection Electrode
16 Air/Gas Manifold
17 Venturi
18 Fan
19 Air Vent
2
1
10
5
8
6
7
14
15
3
13
18
16
17
12
4
19
11
9
Exhaust Port
Intake Port
240013360
REV A [07/01/2021]
DUNKIRK - DCB 125
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