58CTA/58CTX
2 Stage Deluxe Induced-Combustion
4-Way Multipoise Furnace
Form No. 58CT-5SI 1-05
Installation, Start-up, Operating, and Service
and Maintenance Instructions
-Series 110
THE PERFORMANCE 80 GAS FURNACE
The 58CTA/CTX Two-Stage, 4-way Multipoise Gas Furnaces offer unmatched comfort in their class with
ComfortHeat™ Technology in an 80% AFUE gas furnace. You get the benefits of a ComfortHeat™ Technology
furnace: reduced drafts, reduced sound levels, longer cycles, less temperature swings between cycles, and less
temperature differences between rooms. Its exclusive, intelligent microprocessor control adapts to the heating needs
of the home by automatically adjusting high and low heat times to maximize comfort. The 58CTA/CTX furnaces are
approved for use with natural or propane gas, and the 58CTX is also approved for use in Low NOx Air Quality
Management Districts.
STANDARD FEATURES
- ComfortHeat™ Technology
Two-stage heating with single-stage thermostat
Very low operating sound through low-stage operation and
QuieTech™ system
- Media Filter Cabinet Available
- Microprocessor based "smart" control center
Adapts heating stages to meet demand
Dehumidification selection for summer-time cooling
Adjustable heating air temperature rise
Adjustable cooling airflow
ComfortFan™--Constant fan speed selectable from
thermostat
LED diagnostics and self test feature
Stores fault codes during power outages
- 4-way Multipoise furnace, 13 vent applications
- Hot surface ignition (HSI)
- Draft safeguard switch to ensure proper furnace venting
- All Models Chimney-Friendly when used with the
accessory vent kit.
- Insulated blower compartment
- Heat pump compatible
- Residential installations eligible for consumer financing
through the Retail Credit Program
- Twinning in Upflow, Downflow and Horizontal
CERTIFIED
®
LIMITED WARRANTY
- 20-year warranty on "Super S™" heat exchanger
- 5-year parts warranty on all other components
Catalog No: 535-80124
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