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General| Model | 398AAZ |
|---|---|
| Heating Capacity | 40, 000 to 120, 000 BTU/h |
| Blower Type | Variable Speed |
| Ignition System | Hot Surface Ignition |
| Fuel Type | Natural Gas or Propane |
| Blower Motor | ECM |
| Heat Exchanger | Stainless Steel |
Enclosed burner assembly isolates noise and protects from corrosive fumes.
Produces precise air-to-gas mixture for a clean burn, requiring minimal cleaning.
Accelerates heat transfer and extracts waste heat, with a corrosion-resistant design.
Outlines limited lifetime warranty on heat exchangers for single-family residences.
Details use of PVC pipe for combustion air and venting due to lower flue temperatures.
Highlights three exclusive safety controls including draft control and condensate trap.
Features adjustable off-timing for the blower to prevent recycling.
Factory-installed control board with screw terminals for easy connections.
Foil-faced insulation reduces heat loss and noise in the heat exchanger and blower sections.
Casing height is ideal for replacement applications.
Lists A.G.A./C.G.A. certifications and compliance with emission standards.
Provides crucial notes on pipe sizing, elbow counts, and minimum pipe length.
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