INSTALLATION INSTRUCTIONS
FOR HIGH EFFICIENCY CONDENSING GAS FURNACES
90RS, 90RT UPFLOW SERIES
90TS DOWNFLOW/HORIZONTAL SERIES
Upflow Models
Model Number
Input (Btu)
90RS04EES**
90RS06EES**
90RT07EES**
90RT07EFS**
90RS09EJS**
90RS09EGS**
90RS10EGS**
105,000
90RS12EHS**
120,000
Tons
45,000
3
60,000
3
75,000
3
75,000
4
90,000
4
90,000
5
4.5
5
Downflow/Horizontal Models
Model Number
90TS04EES**
90TS06EES**
90TS07EES**
90TS07EFS**
90TS09EJS**
90TS09EGS**
90TS10EGS**
90TS12EHS**
U.L. recognized fuel gas and CO (carbon monoxide) detectors are recommended in all
applications, and their installation should be in accordance with the manufacturer's
recommendations and/or local laws, rules, regulations, or customs.
Input (Btu)
Tons
45,000
3
60,000
3
75,000
3
75,000
4
90,000
4
90,000
4.5
105,000
4.5
120,000
5
92-24161-66-03
SUPERSEDES 92-24161-66-02
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