
Rheem Prestige Series™Two-Stage
Downflow Gas Furnace equipped with
the Comfort Control
2
System
FORM NO. G11-513 REV. 1
RGLE- Series
80% A.F.U.E.†
Input Rates 75-125 kBTU
✝A.F.U.E. (Annual Fuel Utilization Efficiency) calculated in accordance with
Department of Energy test procedures.
• The Rheem Prestige Series
™
Super Quiet 80
™
Two-Stage
Downflow line of downflow gas furnaces is designed for
installation in closets, alcoves, utility rooms, or attics.The
design is certified by CSA International.
• The Comfort Control
2
System™ provides over 28 on-board
diagnostics and fault history codes by detecting system and
electrical problems. “Call for Service” alert notification is sent
to the thermostat to alert the homeowner of required service.
• Serial Communication Enhanced – When installed with a
Serial Com muni cat ing Condensing Unit and user interface
control (RHC-TST550CMMS) 500 Series thermostat this unit
offers 4 or 2 wire installation, auto-configuration, and diagnostic messaging with full communicating capability.
• Patented heat exchanger, constructed of aluminized steel for the
maximum in corrosion resistance and thermal fatigue reliability.
• Low profile “34 inch” [864 mm] design is lighter and easier to
handle, and leaves room for optional equipment.
• Energy efficient and quiet ECM 2+ communicating motor.
• Improves cooling efficiency when matched with rated
condensing unit and coil.
• Constant CFM.
• Seven segment LED for system diagnostics.
• Diagnostic history for troubleshooting.
• Dip switch settings for selectable cooling airflow.
• On-demand dehumidification terminal for improved comfort in
cooling mode.
• Left or right side gas and electric inlet connections.
• All models feature an integrated board with humidifier and
electronic air cleaner hookups.
• Insulated blower compartment, a slow-open gas valve,
specially designed draft inducer motor and blower motor
make it one of the quietest furnaces on the market today.
• Pre-paint galvanized steel cabinet.
• Easy door removal and replacement.
• Molded permanent filter.
• Compatible with single or two-stage thermostat. (For optimal
performance, two-stage thermostat recommended.)
• A variety of cooling coils and plenums designed to use with
Rheem Prestige Series
™
Super Quiet 80
™
Two-Stage Down-
flow gas furnaces are available as optional accessories.
Air
Gas Furnaces
RGLE Series
ENER UIDE
Annual Fuel Utilization Efficiency -
THIS MODEL
80.0%
MID
HIGH
82% 88%
AFUE
97%78%

Air
Table of Contents
RGLE Series
2
TABLE OF CONTENTS
Standard & Optional Equipment ......................................................................3
Model Features ..............................................................................................4
Physical Data & Specifications ........................................................................5
Model Number Identification ............................................................................6
Dimensional Data............................................................................................7
Blower Performance Data ................................................................................8
Accessories....................................................................................................9
Limited Warranty ..........................................................................................10

Air
Standard & Optional Equipment
RGLE Series
3
WARNING
THIS FURNACE IS NOT APPROVED
OR RECOMMENDED
FOR USE IN MOBILE HOMES
COMMUNICATING
ECM MOTOR
HEAT EXCHANGER
IN-SHOT BURNERS
DIRECT SPARK IGNITOR
PRESSURE SWITCH
FLAME SENSOR
TWO-SPEED
DRAFT INDUCER MOTOR
IFC INTEGRATED
FURNACE CONTROL
STANDARD EQUIPMENT
Completely assembled and wired; 2 speed induced draft
blower; high and low pressure switches; 2 stage redundant
main gas control; blower compartment door safety switch;
solid state time on/time off blower control; limit control;
transformer; ECM blower motor. Furnaces are equipped with
cooling/heating relay and transformer (50VA) ready for air
conditioning applications. (Please note: a thermostat is not
included as standard equipment.) Flame sensor diagnostics;
fused-protection (secondary), 3rd speed option for
continuous fan.
OPTIONAL EQUIPMENT
NOTE: Furnace is not listed for use with fuels other than natural
or L.P. (propane) gas.
The complete terms of limited and other warranties are
available at our sales office, or through local installer.
All models can be converted by a qualified HVAC professional
or local service dealer to use L.P. (propane) gas without
changing burners. Factory approved kits must be used to
convert from natural to L.P. (propane) gas and may be ordered
as optional accessories from a Rheem parts distributor.
For L.P. (propane) operation, refer to Conversion Kit Index Form.
NOTE: For natural and L.P. (propane) gas models, direct spark
ignition is 100% lockout type.

Air
Model Features
RGLE Series
4
n
The Rheem Dual 7-Segment LED Display easily shows
system operating status codes and diagnostic codes.
n
The Status Indication
System Diagnostics
feature thermostat communication capability and
built-in diagnostics. The
thermostat communication
capability and alerts the
homeowner to any necessary service requirements.
Faster, more accurate
service is provided by the
built-in diagnostics, by providing the HVAC professional with dependable information.
n
The fault recall feature will allow for the last six faultcodes to be displayed, and will retain these codes even if
power failure occurs.
n
In order to save time and money, replacement automotive
style fuses can be utilized instead of replacing the entire
control board.
• The Comfort Control
2
System™ provides over 28 on-board
diagnostics and fault history codes by detecting system and
electrical problems. “Call for Service” alert notification is sent
to the thermostat to alert the homeowner of required service.
• Serial Communication Enhanced – When installed with a
Serial Com muni cat ing Condensing Unit and user interface
control (RHC-TST550CMMS) 500 Series thermostat this unit
offers 4 or 2 wire installation, auto-configuration, and diagnostic messaging with full communicating capability.
• Patented heat exchanger, constructed of aluminized steel for the
maximum in corrosion resistance and thermal fatigue reliability.
• Low profile “34 inch” [864 mm] design is lighter and easier to
handle, and leaves room for optional equipment.
• Energy efficient and quiet ECM 2+ communicating motor.
• Improves cooling efficiency when matched with rated
condensing unit and coil.
• Constant CFM.
• Seven segment LED for system diagnostics.
• Diagnostic history for troubleshooting.
• Dip switch settings for selectable cooling airflow.
• On-demand dehumidification terminal for improved comfort in
cooling mode.
• Left or right side gas and electric inlet connections.
• All models feature an integrated board with humidifier and
electronic air cleaner hookups.
• Insulated blower compartment, a slow-open gas valve,
specially designed draft inducer motor and blower motor
make it one of the quietest furnaces on the market today.
• Pre-paint galvanized steel cabinet.
• Easy door removal and replacement.
• Molded permanent filter.
• Compatible with single or two-stage thermostat. (For optimal
performance, two-stage thermostat recommended.)
The
Comfort Control2System
™
Features:
Model Features: