FORM NO. G11-500 REV. 1
Supersedes Form No. G11-500
GAS FURNACES
RGGE- SERIES
Models with Input Rates
from 60,000 to 120,000 BTU/HR
[17.58 to 35.16 kW]
(U.S. & Canadian Models)
Equipped with
Comfort Control
2
System
™
• Serial communication enabled
• Increased system reliability and efficiency
• 28 on-board diagnostic and operating codes
•
Active Protection
™
with homeowner
“Call for Service” alert
• Dual 7-segment LED display
RHC-TST550CMMS
Modulating Furnace Thermostat
90 PLUS COMMUNICATING
MODULATING DOWNFLOW
GAS FURNACES EQUIPPED
WITH THE
COMFORT
CONTROL
2
SYSTEM
AND
CONTOUR COMFORT CONTROL
®
The Rheem
Prestige Series
™
90 Plus High Efficiency line of downflow gas
furnaces are designed for utility rooms, closets, or alcoves, attics or crawl
spaces.
The design is certified by CSA.
Features
■
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 home-
owner 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-configura-
tion, and diagnostic messaging with full communicating capability.
■
Heat exchanger is constructed of all stainless steel for maximum corro-
sion resistance and thermal fatigue reliability.
■
Modulating Function: when used with a modulating or communicating
thermostat, modulation rate between 40% and 100% of total capacity.
■
Two-stage Function: when used with a two-stage thermostat, furnace oper-
ates at 40% on first stage, and stages up to 65%, then 100% for second
stage.
■
Multistage Function: when used with a single-stage thermostat, furnace
functions as a three stage furnace operating at 40%, 65% and 100% of
total capacity.
■
Reduced firing rates, electrically efficient ECM2+ motor, and solid doors
provide the ultimate in quiet operation.
■
Low speed constant fan.
■
Constant temperature rise for superior comfort.
■
Seven segment LED for system diagnostics.
■
Diagnostic history for troubleshooting.
■
Two-speed induced draft motor.
■
Direct spark ignition with remote sense.
■
Top electrical connections, left or right gas and condensate drainage con-
nections on downflow models.
■
Optional indoor or outdoor combustion air.
A variety of cooling coils and plenums designed to use with the Rheem
Prestige Series
™
90 Plus gas furnaces are available as optional accessories.
✝
A.F.U.E. (Annual Fuel Utilization Efficiency) calculated in accordance with Department of Energy test
procedures.
