Rheem R801T Endeavor Line Classic Series Gas Furnaces Owner’s Manual

Rheem R801T Endeavor Line Classic Series Gas Furnaces

Product Information

• Product Name: Gas Furnaces R801T UH
• Model Number: R801T
• Efficiency: 80% A.F.U.E. (Annual Fuel Utilization Efficiency)
• Heating Stages: Single Stage
• Motor Type: Constant Torque
• Input Rates: 50-125 kBTU [14.6-36.6 kW]
• Configuration Options: Upflow/Horizontal

Features and Benefits

• PlusOne® Diagnostics: Industry-first, 7-segment LED for quick & easy service
• PlusOne® Ignition System: Proven Direct Spark Ignition (DSI) for reliability and longevity
• Low Profile, 34-inch Cabinet: Makes our furnaces ideal for space-constrained installations
• Hemmed Cabinet & Door Edges and Quarter-Turn Door Fasteners (Upflow/Horizontal only): Allows for safe, tool-less access and serviceability
• Removable Heat Exchanger: Built with a primary aluminized steel and secondary stainless steel construction, provides maximum corrosion resistance, thermal fatigue reliability and improved serviceability
• Pre-Marked Hoses: Offers easier identification and installation
• Blower Shelf Design: Ensures serviceability in all furnace orientations
• Replaceable Collector Box: Enables replacement of only the collector box, and doesn’t require replacement of the heat exchanger
• Venting with 2 or 3-inch PVC: Offers options that can be used on all furnace heating input sizes
• Self-Priming Condensate Trap: Allows for on-going water saturation within the trap to keep it primed, and eliminates the need for seasonal service on the condensate trap

Gas Furnaces

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Physical Data and Specifications—Upflow Models

NOTES: All models are 115V, 60HZ, 1 Ph. Gas connection size for all models is 1/2″ [12 mm] N.P.T. © In accordance with D.O.E. test procedures. ® See Conversion Kit Index Form for high altitude derate. *S=Standard, N=Low NOx

This furnace does not meet air district requirements of 14 ng/J NOx emissions limit. This furnace is not eligible for the Clean Air Furnace Rebate Program: www.CleanAirFurnaceRebate.com. This furnace is to be installed for propane firing only in air districts requiring 14 ng/J NOx emission limits. Operating in natural gas mode is in violation of these Rules.

[ ] Designates Metric Conversions

Upflow Application

Dimensional Data: Upflow Model

NOTES:

1. May require a 3″ [76 mm] to 4″ [102 mm] or 3″ [76 mm] to 5″ [127 mm] adapter.
2. May be 0″ [0 mm] with type B vent.
3. May be 1″ [25 mm] with type B vent.

Furnaces must be vented in accordance with the National Fuel Gas Code, ANSI Z223.1 and in accordance with local codes.

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Product Usage Instructions

1. Ensure that the furnace is not approved or recommended for use in mobile homes.
2. Standard Equipment:
   • Limit controls
   • Manual shut-off valve
   • 100% safety lock out
   • Cool fan off delay
   • Field selectable heat fan off delay
   • One hour automatic retry
   • Power and self test diagnostics
   • Flame sense current diagnostics
   • Electronic air cleaner connections
   • Twinning (built-in) features
   • Humidifier connections
   • Low speed continuous fan option
   • Single speed option for heating and cooling applications
   • Transformer
   • Direct drive motor
   • Multi-speed constant torque blower motor
   • Solid bottom
3. Physical Data and Specifications:
   • Input-BTU/Hr [kW]:
   • R801T0503A14UH*NAS – 50,000 [15]
   • R801T0754A17UH*NAS – 75,000 [22]
   • R801T0754A21UH*NAS – 75,000 [22]
   • R801T1005A21UH*NAS – 100,000 [29]
   • R801T1255A24UH*NAS – 125,000 [37]
   • Heat Ext. Static Pressure [kPa]:
   • R801T0503A14UH*NAS – .18 [.05]
   • R801T0754A17UH*NAS – .20 [.05]
   • R801T0754A21UH*NAS – .20 [.05]
   • R801T1005A21UH*NAS – .28 [.07]
   • R801T1255A24UH*NAS – .28 [.07]
   • Blower (D x W) [mm]:
   • R801T0503A14UH*NAS – 11 x 6 [279 x 152]
   • R801T0754A17UH*NAS – 11 x 7 [279 x 178]
   • R801T0754A21UH*NAS – 11 x 7 [279 x 178]
   • R801T1005A21UH*NAS – 11 x 10 [279 x 254]
   • R801T1255A24UH*NAS – 11 x 10 [279 x 254]
   • Motor H.P. [W] Type:
   • R801T0503A14UH*NAS – 1/2 [373]
   • R801T0754A17UH*NAS – 1/2 [373]
   • R801T0754A21UH*NAS – 3/4 [560]
   • R801T1005A21UH*NAS – 3/4 [560]
   • R801T1255A24UH*NAS – 3/4 [560]
   • Min. Circuit Ampacity:
   • R801T0503A14UH*NAS – 8
   • R801T0754A17UH*NAS – 8
   • R801T0754A21UH*NAS – 9
   • R801T1005A21UH*NAS – 10
   • R801T1255A24UH*NAS – 11
   • Min. Overload Protection Device : 15
   • Max. Overload Protection Device : 15
   • Heating Speed:
   • R801T0503A14UH*NAS – Med
   • R801T0754A17UH*NAS – Med
   • R801T0754A21UH*NAS – Med-High
   • R801T1005A21UH*NAS – Med
   • R801T1255A24UH*NAS – Med-High
   • Cooling Speed : High
   • Cooling CFM @ Rating Point [L/s]:
   • R801T0503A14UH*NAS – 1305 [616]
   • R801T0754A17UH*NAS – 1402 [662]
   • R801T0754A21UH*NAS – 1608 [759]
   • R801T1005A21UH*NAS – 1840 [868]
   • R801T1255A24UH*NAS – 1934 [913]
   • Max. E.S.P. (In. W.C.) [kPa]:
   • R801T0503A14UH*NAS – 0.9 [.22]
   • R801T0754A17UH*NAS – 0.9 [.22]
   • R801T0754A21UH*NAS – 0.9 [.22]
   • R801T1005A21UH*NAS – 0.9 [.22]
   • R801T1255A24UH*NAS – 0.9 [.22]
   • Approx. Shipping Weight (Lbs.) [kg]:
   • R801T0503A14UH*NAS – [weight]
   • R801T0754A17UH*NAS – [weight]
   • R801T0754A21UH*NAS – [weight]
   • R801T1005A21UH*NAS – [weight]
   • R801T1255A24UH*NAS – [weight]

Horizontal Application

Dimensional Data: Horizontal Model

NOTES:

1. May require a 3″ [76 mm] to 4″ [102 mm] or 3″ [76 mm] to 5″ [127 mm] adapter.
2. May be 0″ [0 mm] with type B vent.
3. May be 1″ [25 mm] with type B vent.
   Furnaces must be vented in accordance with the National Fuel Gas Code, ANSI Z223.1 and in accordance with local codes. May require a 3″ [76 mm] to 4″ [102 mm] or 3″ [76 mm] to 5″ [127 mm] adapter.

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Air Flow Performance – 80% Single Stage Upflow/ Horizontal Constant

Torque

BOTTOM RETURN FILTER RACK FOR UPFLOW APPLICATION : RXGF-CB
SIDE RETURN FILTER RACK: RXGF-CD

4″ FLUE ADAPTER: RXGW-C01

Indoor Coil Casings

For High Altitudes

OPTION CODE FOR HIGH ALTITUDE: U.S.
None required for high altitudes.
HIGH ALTITUDE CONVERSION KITS: U.S.
None required for high altitudes.

80+ HIGH ALTITUDE INSTRUCTIONS

CAUTION: Always follow National Fuel Gas Code (NFGC) guidelines when converting for high altitudes. High altitude option codes are not required for these models. How-ever, the burner orifice size needs to be recalculated and verified at elevations above 2000 ft. See Installation Instructions for more information.
[ ] Designates Metric Conversions

GENERAL TERMS OF LIMITED WARRANTY*

Rheem will furnish a replacement for any part of this product which fails in normal use and service within the applicable period stated, in accordance with the terms of the limited warranty. *For complete details of the Limited and Conditional Warranties, including applicable terms and conditions, contact your local contractor or the Manufacturer for a copy of the product warranty certificate.

Conditional Parts

• (Registration Required) …………………………Ten (10) Years
• Heat Exchanger ………………………………..Twenty (20) Years

Before proceeding with installation, refer to installation instructions packaged with each model, as well as complying with all Federal, State, Provincial, and Local codes, regulations, and practices.

© 2022 Rheem Manufacturing Company. Rheem trademarks owned by Rheem Manufacturing Company.
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.

Rheem Heating, Cooling & Water Heating
5600 Old Greenwood Road
Fort Smith, Arkansas 72908
www.rheem.com

R801T
80% A.F.U.E.†
Heating Stages: Single Stage
Motor Type: Constant Torque
Input Rates: 50-125 kBTU [14.6-36.6 kW] Configuration Options: Upflow/Horizontal

= A.F.U.E. (Annual Fuel Utilization Efficiency) calculated in accordance with Department of Energy test procedures.

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