GHR32 Parts Identification (Downflow Application Shown)
CABINET
BLOWER MOTOR
BOARD
CONTROL BOX
COMBUSTION AIR PROVING
(PRESSURE) SWITCH
DuralokPlusTM
HEAT EXCHANGER
ASSEMBLY
EXHAUST PIPE
CONNECTION
CONDENSATE TRAP
CONNECTION
BURNER BOX
TOP CAP
BLOWER ACCESS
DOOR
DOOR INTERLOCK
SWITCH
COMBUSTION AIR
BLOWER
GAS
VALVE
FRESH AIR INTAKE
CONNECTION
HEATING ACCESS
PANEL
FLAME SIGHT
BURNERSGLASS
Figure 1
WARNING
Product contains fiberglass wool.
Disturbing the insulation in this product during installation, maintenance, or repair will expose you to fiberglass wool dust. Breathing this may cause lung cancer. (Fiberglass wool is known to the State of California to cause cancer.)
Fiberglass wool may also cause respiratory, skin, and eye irritation.
To reduce exposure to this substance or for further information, consult material safety data sheets available from address shown below, or contact your supervisor.
Lennox Industries Inc.
P.O. Box 799900
Dallas, TX
Important Directions
1 - Keep the furnace area clear and free of combustible material, gasoline, and other flammable vapors and liquids. If installed in an insulated area, furnace must be kept free of insulating material. Insulating material may be combustible.
2 - DO NOT obstruct the air inlet. Unit must receive an un1 obstructed flow of combustion and ventilating air.
3 - DO NOT store chlorine or fluorine products near unit or introduce these products into the combustion air. These products can cause furnace corrosion.
4 - DO NOT draw the return air from a room where another gas appliance (ie., a water heater) is installed. Even though this furnace draws its combus1 tion air from outside of the structure, other gas ap1 pliances that share a utility room may not. When return
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