8
CoMPoNENt loCAtioNS FoR CoNdENSiNG tYPE FURNACES
Single Stage Models
Blower
Assembly
Blower Door
Switch
Burner
Assembly
Furnace
Control
Board
Finish
Flange
Flame
Sensor
Gas
Manifold
Gas
Valve
Igniter
Inducer
Assembly
Main Air
Limit Switch
Inducer
Pressure Switch
Condensate
Pressure Switch
(‘B’, ‘C’, & ‘D’ cabinets only)
Roll-Out
Switch
Transformer
Inducer
Limit Switch
Finish
Flange
Blower Door
Switch
(behind blower panel)
Burner
Assembly
Flame
Sensor
Gas Manifold
Gas Valve
Igniter
Inducer
Assembly
Inducer
Pressure
Switch
Vent Limit
Switch
Furnace
Control
Board
Main Air
Limit Switch
Transformer
Roll-Out
Switch
*SC 92.1%
Upflow / Horizontal Gas Furnace
*SL 92.1%
Downflow Gas Furnace
Blower Assembly
(behind blower panel)
Burner
Assembly
Finish
Flange
Flame
Sensor
Igniter
Roll-Out
Switch
Gas Valve
Furnace
Control Board
Condensate
Pressure
Switch
Transformer
Blower
Assembly
Blower
Door Switch
Inducer
Assembly
Inducer Pressure
Switch
Inducer
Limit Switch
Main Air
Limit Switch
Burner
Assembly
Flame
Sensor
Roll-Out
Switch
Finish
Flange
Blower Door Switch
(behind blower panel)
Gas
Manifold
Gas Valve
Igniter
Inducer
Assembly
Inducer
Limit Switch
Furnace
Control
Board
Pressure
Switch
Transformer
Blower Assembly
(behind blower panel)
*SD 95.0%
Upflow / Horizontal Gas Furnace
*SM 95.0%
Downflow Gas Furnace
Gas
Manifold
