9
240012994 Rev. B [08/31/2020]
ITEM
NO.
1 Pump
2 Flow Sensor
3
Flow Sensor with Water Filter
and Flow Restrictor
4 DHW Priority Sensor
5 DHW Heat Exchanger
6 Gas Valve
7 NTC DHW Sensor
8 Low Water Pressure Cuto
9 3-Way Valve with Motor
10
NTC Heating sensor (Flow/Return)
QTY 2, (1 Shown for clarity)
11 Water Safety Thermostat
12 Flue Sensor
13 Coaxial Connector
14
Heat Exchanger Temperature
Protector
15
Heat Exchanger
16
Burner Door Temperature
Sensor
17 Burner (not shown)
18 Ignition Electrode
19 Flame Detection Electrode
20 Air/Gas Manifold
21 Air Purge
22 Venturi
23 Silencer
2 4 Fan
3
1
27
13
5
12
11
10
9
19
14
20
6
18
22
21
24
15
8
3 - COMPONENT LISTING
Illustrations are a depiction of the boiler for general location of parts and may vary depending on model.
16
17
23
4
LENNOX GCWB95W-205