Cgs-2L Appliance Description - Wolf CGB-2 Service Instructions Manual

CGS-2L
Gas condensing centre
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2
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4
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1 Gas fan
2 Expansion vessel
3 Mixing valve
4 Gas valve
5 3-way valve
6 Trap
7 Control unit enclosure
(GBC-e burner control unit, top)
(HCM-2 control unit PCB, bottom)
8 Plate heat exchanger
9 DHW outlet temperature sensor
10 Heating flow
11 Gas supply pipe
12 Heating return
13 DHW circulation connection
14 Flue pipe
15 Combustion chamber cover HLSC (thermostat)
10
6. CGS-2L appliance description
16 Combustion chamber temperature sensor
17 Burner
18 Heating water heat exchanger
19 Flue gas temperature sensor
20 Pressure sensor
21 Return temperature sensor
22 Boiler water temperature sensor
23 Heating circuit pump with air vent valve
24 Heating circuit safety valve
25 Non-return valve
26 Cold water connection
27 Cylinder primary pump
28 DHW connection
29 Protective anode
30 Cylinder temperature sensor
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30
(eHLSC sensor)
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