46
LOCATION OF FURNACE COMPONENTS
ITEM
COMPONENT NAME
1.
Blower Assembly
2.
Blower Door Switch
3.
Burner Assembly
4.
Control Board
5.
Finish Flanges
6.
Flame Sensor
7.
Gas Manifold
8.
Gas Valve
9.
Igniter
10.
Inducer Assembly
11.
Limit Switch
12.
Main Air Limit Switch
13.
Pressure Switch(s)
(‘B’, ‘C’, & ‘D’ cabinets only)
14.
Roll-Out Switch(s)
15.
Transformer
Figure 34. Upfl ow/Horizontal Gas Furnace Components
9
4
10
12
15
14
2
6
3
7
8
1
11
13
5
ITEM
COMPONENT NAME
1.
Blower Assembly
2.
Blower Door Switch
3.
Burner Assembly
4.
Control Board
5.
Finish Flanges
6.
Flame Sensor
7.
Gas Manifold
8.
Gas Valve
9.
Igniter
10.
Inducer Assembly
11.
Inducer Pressure Switch
12.
Limit Switch(s)
13.
Pressure Switch
14.
Roll-Out Switch(s)
15.
Transformer
Figure 35. Downfl ow Gas Furnace Components
9
1
2
12
13
12
3
14
6
7
8
11
10
15
4
5