
FORM NO. G11-506
Supersedes Form No. G11-506 Rev. 1
GAS FURNACES
CLASSIC®SERIES
SUPER QUIET 80
™
80% A.F.U.E.
✝
DOWNFLOW
GAS FURNACES
w/ECM MOTOR
The Rheem Classic®Series Super Quiet 80™line of downflow gas furnaces is designed for installation in closets,
alcoves, utility rooms, or attics. The design is certified by
CSA International.
Features
■ Innovative design results in reliable, efficient operation at
sound levels which provide distinct competitive advantage.
■ Patented heat exchanger, constructed of both stainless
and aluminized steel for the maximum in corrosion
resistance.
■ Low profile “34 inch” [864 mm] design is lighter and eas-
ier to handle, and leaves room for optional equipment.
■ Left or right side gas and electric inlet connections with
quick, simple change.
■ Direct Spark ignition.
■ Integrated board with humidifier and electronic air cleaner
hookups.
■ Insulated blower compartment helps to reduce jacket loss
and noise.
■ Pre-paint galvanized steel cabinet.
■ Molded permanent filter.
■ Grab-holes in doors to aid in easy door removal and
replacement.
■ ECM X-13 Blower Motor.
A variety of cooling coils and plenums designed to use with
Rheem Classic
®
Series Super Quiet 80™gas furnaces are
available as optional accessories.
✝A.F.U.E. (Annual Fuel Utilization Efficiency) calculated in accordance with Department
of Energy test procedures.
RGLT- SERIES
Models with Input Rates from
75,000 to 125,000 BTU/HR
[22 to 37 kW]
(U.S. & Canadian Models)
ENER UIDE
Annual Fuel Utilization Efficiency -
THIS MODEL
80.0%
MID
82% 88%
HIGH
AFUE
97%78%

2 Rheem Heating, Cooling and Water Heating
STANDARD EQUIPMENT
Completely assembled and wired; induced draft; pressure switch; redundant
main gas control; blower compartment door safety switch; solid state time
on/time off blower control; limit control; manual shut-off valve, pressure
regulator for natural and L.P. (propane) gas; transformer; direct drive multispeed blower with Regal Beloit X-13 Motor. Furnaces are equipped with
cooling/heating relay and transformer (40VA) ready for air conditioning
applications. (Please note: a thermostat is not included as standard
equipment.) Flame sensor diagnostics; on-board twinning; fused-protection
(secondary), 3rd speed option for continuous fan; common heat/cool
terminal.
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 Rheem distributor 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.
WARNING
THIS FURNACE IS NOT APPROVED
OR RECOMMENDED
FOR USE IN MOBILE HOMES
CLASSIC®SERIES SUPER QUIET 80
™
DOWNFLOW GAS FURNACE
Heat Exchanger
Molded
Permanent Filter
Integrated
Furnace
Control
Direct Spark Ignitor
In-Shot Burners
Draft Inducer Motor
Motor
Gas Valve

Rheem Heating, Cooling and Water Heating 3
BEFORE PURCHASING THIS APPLIANCE, READ IMPORTANT ENERGY COST AND EFFICIENCY INFORMATION AVAILABLE
FROM YOUR RETAILER.
PHYSICAL DATA AND SPECIFICATIONS
MODEL IDENTIFICATION—DOWNFLOW MODELS
[ ] Designates Metric Conversions
NOTES: All models are 115VAC, 60HZ, Single Phase. Gas connection size for all models is
1
/2
" [12.7 mm] N.P.T.
➀ In accordance with D.O.E. test procedures.
➁ See Conversion Kit Index Form for high altitude derate in U.S. applications. For Canadian applications, reference the furnace installation instructions.
*
Data references Canadian applications only.
MODEL NUMBERS
RGLT- SERIES
Input
in BTU’s/Hr [kW] ➁
Heating Capacity
in BTU’s/Hr [kW] ➀
High Altitude Input
in BTU’s/Hr [kW]*
High Altitude Output Capacity
in BTU’s/Hr [kW]*
Heat Ext. Static Pressure
in "wc [kPa]
Blower (D x W) in inches [mm]
Motor H.P.-Speeds Type [W]
Motor Full Load Amps 6.8 10.9
Heating Speed (factory setting) MED-HIGH MED
Cooling Speed (factory setting) HIGH HIGH
Cooling in CFM [L/s] @ 0.5"wc
[0.12 kPa] E.S.P. (nominal)
Rated E.S.P.
in "wc [kPa]
Temperature Rise Range
in °F [°C]
Max Outlet Air
in °F [°C]
Standard Filter Dimensions
in inches [mm]
Approx. Shipping Weight
in Lbs. [kg]
Return Air Cabinets (Opt.)
RXGR-?? Filter Size
in inches [mm]
AFUE - Electronic Ignition Modules ➀
07EAMKR
07NAMKR
75,000
[22]
60,000
[18]
67,500
[20]
53,500
[16]
0.12
[0.029]
11 x 7
[279 x 178]
1/2hp, 5spd,
X-13 [373]
1200
[566]
0.5
[0.12]
30-60
[17-33]
165
[73.8]
12 x 20
[305 x 508]
105
[48]
C17B
(2) 12 x 16
[305 x 406]
80.0% 80.0%
[279 x 254]
1hp, 5spd,
X-13 [746]
[13.9-30.6]
[356 x 508]
(2) 20 x 16
[508 x 406]
07EBRQR
07NBRQR
75,000
[22]
60,000
[18]
67,500
[20]
53,500
[16]
0.12
[0.029]
11 x 10
2000
[944]
0.5
[0.12]
25-55
165
[73.8]
14 x 20
120
[54]
C21B
10EBRMR
10NBRMR
100,000
[29]
81,000
[24]
90,000
[26]
72,500
[21]
0.15
[0.037]
11 x 10
[279 x 254]
1hp, 5spd,
X-13 [746]
10.9 10.9
MED-HIGH MED-HIGH
HIGH HIGH
2000
[944]
0.5
[0.12]
30-60
[17-33]
190
[87.7]
14 x 20
[356 x 508]
120
[54]
C21B
(2) 20 x 16
[508 x 406]
80.0% 80.0%
12EARMR
12NARMR
125,000
[37]
99,000
[29]
112,500
[33]
89,000
[26.1]
0.2
[0.05]
11 x 10
[279 x 254]
1hp, 5spd,
X-13 [746]
2000
[944]
0.5
[0.12]
35-65
[19.4-36.1]
185
[85.0]
14 x 20
[356 x 508]
140
[63]
C24B
(2) 24 x 16
[610 x 406]
NO
Model
07N
10N
12N
x
07E
Input
BTU/HR
75,000 [22 kW]
100,000 [29 kW]
125,000 [37 kW]
AM K R
Variations Blower Heating & Cooling Fuel TypeHeating Input Designation
A = Std.
Cabinet
B = Wide
Cabinet
Designation Designation R = Natural Gas,
M = 11 x 7
[279 x 178 mm]
R = 11 x 10
[279 x 254 mm]
RG L T
Rheem Gas Downflow Design
Furnace
Series
—
Electric
Ignition
07E
10E
12E
K = 600-1200 CFM
[283 x 566 L/s]
Q = 1000-1600 CFM
[472 x 755 L/s]
M = 1200-2000 CFM
[566 x 944 L/s]
U.S. and
Canadian
Standard
Furnace

4 Rheem Heating, Cooling and Water Heating
DOWNFLOW DIMENSIONS
DIMENSIONS AND CLEARANCE TO COMBUSTIBLE MATERIAL (INCHES) [mm]
NOTES: ➀ May require a 3" [76 mm] to 4" [102 mm] or 3" [76 mm] to 5" [127 mm] adapter.
➁ May be 0" [0 mm] with type B vent.
➂ 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/or Can/CGA-B149 Installation Codes and in accordance with
local codes.
[ ] Designates Metric Conversions
MODEL
RGLT-
SERIES
07 (A) 171/2 [445] 1611/32 [415] 121/8 [308]
07 (B) 21 [533] 1927/32 [504] 137/8 [352]
10 21 [533] 1927/32 [504] 137/8 [352]
12 241/2 [622] 2311/32 [593] 155/8 [397]
A B C D E
➀
165/8 [422] 0
➀
201/8 [511] 0
➀
201/8 [511] 0
➀
235/8 [600] 0 0 0 1 [25] 3 [76]
LEFT
SIDE
RIGHT
SIDE
3 ➁
REDUCED CLEARANCES (IN.) [mm]
BACK TOP FRONT VENT
0 1 [25] 3 [76]
0
0
0 1 [25] 3 [76]
0 1 [25] 3 [76]
6 [152] ➂
6 [152] ➂
6 [152] ➂
6 [152] ➂
SHIP. WGTS.
(LBS.) [kg]
105 [47.6]
120 [54.4]
120 [54.4]
140 [63.5]

Rheem Heating, Cooling and Water Heating 5
BLOWER PERFORMANCE DATA—DOWNFLOW MODELS
NOTES: * = FACTORY HEATING SPEED
= NOT TO BE USED AS HEATING SPEED
[ ] Designates Metric Conversions
MODEL
NUMBER
RGLT-
SERIES
07EAMKR,
07NAMKR
07EBRQR,
07NBRQR
10EBRMR,
10NBRMR
12EARMR,
12NARMR
BLOWER SIZE
in INCHES
[mm] (D x L)
11 x 7
[279 x 178]
11 x 10
[279 x 254]1[746]
11 x 10
[279 x 254]1[746]
11 x 10
[279 x 254]1[746]
MOTOR
H.P.
[W]
1/2
[373]
CFM [L/s] AIR DELIVERY
RED
MOTOR
OUTPUT
NUMBER
1
2
3
*4*
5
EXTERNAL STATIC PRESSURE INCHES [kPa] WATER COLUMN
.1 [.02] .2 [.05] .3 [.07] .5 [.12] .6 [.15] .8 [2.0]
BLOWER
SPEEDS
LOW 916 [432] 803 [379] 669 [315] 561 [264] 504 [237] 421 [198]
MED-LO 993 [468] 952 [449] 910 [429] 827 [390] 793 [374] 706 [333]
MED 1205 [568] 1158 [546] 1124 [530] 1056 [498] 1024 [483] 950 [448]
MED-HI* 1367 [645] 1333 [629] 1300 [613] 1236 [583] 1203 [567] 1140 [538]
HIGH 1475 [696] 1444 [681] 1416 [668] 1354 [639] 1329 [627] 1264 [596]
LOW RED 1 1198 [565] 1105 [521] 1093 [515] 931 [439] 901 [425] 791 [373]
MED-LO YELLOW 2 1411 [665] 1358 [640] 1317 [621] 1227 [579] 1196 [564] 1093 [515]
MED* PURPLE* *3* 1608 [758] 1564 [738] 1529 [721] 1451 [684] 1416 [668] 1340 [632]
MED-HI BLUE 4 1918 [905] 1877 [885] 1840 [868] 1767 [834] 1706 [805] 1636 [772]
HIGH BLACK 5 2122 [1001] 2083 [983] 2054 [969] 1977 [933] 1945 [918] 1874 [884]
LOW RED 1 1240 [585] 1120 [528] 1073 [506] 974 [459] 917 [432] 799 [377]
MED-LO YELLOW 2 1405 [663] 1364 [643] 1317 [621] 1232 [581] 1181 [557] 1083 [511]
MED PURPLE 3 1600 [755] 1561 [736] 1526 [720] 1445 [682] 1403 [662] 1325 [625]
MED-HI* BLUE* *4* 1903 [898] 1877 [885] 1833 [865] 1766 [833] 1711 [807] 1631 [769]
HIGH BLACK 5 2072 [977] 2028 [957] 2006 [946] 1940 [915] 1908 [900] 1840 [868]
LOW RED 1 1225 [578] 1073 [506] 988 [466] 864 [407] 795 [375] 697 [328]
MED-LO YELLOW 2 1302 [614] 1240 [585] 1191 [562] 1074 [506] 1027 [484] 932 [439]
MED PURPLE 3 1553 [733] 1503 [709] 1455 [686] 1370 [646] 1313 [619] 1237 [583]
MED-HI* BLUE* *4* 1902 [897] 1859 [877] 1822 [859] 1722 [812] 1686 [795] 1602 [756]
HIGH BLACK 5 2403 [1134] 2369 [1118] 2332 [1100] 2246 [1060] 2190 [1033] 2059 [971]
WIRE
COLOR
YELLOW
PURPLE
BLUE*
BLACK

6 Rheem Heating, Cooling and Water Heating
ACCESSORIES—DOWNFLOW
DOWNFLOW WARNING: Unit design is certified for installation on non-combustible floor. A special factory supplied combustible floor sub-base is
required when installing on a combustible floor. Failure to install the sub-base
may result in fire, property damage and personal injury.
RXPF-F01 and F02
FOSSIL FUEL KITS—are for use with Rheem Heat Pumps and
Super Quiet 80 warm air furnaces. The RXPF-F02 meets TVA
requirements.
RXGF-CC*
FILTER RACK—Downflow top return mount.
NOTE: Filter racks are shipped without filters.
*Filters available through PROSTOCK
®
.
FOR HIGH ALTITUDES:
HIGH ALTITUDE OPTION CODE: U.S. & Canada –
None required for high altitudes.
HIGH ALTITUDE CONVERSION KITS: U.S. & Canada –
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. However, the
burner orifice size needs to be recalculated and verified at elevations above
2000 ft. See Installation Instructions for more information.
NOTE: For Canadian installations only, an optional derate (manifold gas
pressure reduction) method may be used to adjust the furnace for
altitude. See Installation Instructions for more information. This
optional method may NOT be used for U.S. installations.
COMBUSTIBLE FLOOR BASE DIMENSIONS
COMBUSTIBLE
FLOOR BASE
USE WITH
FURNACE SIZESAIN. [mm]BIN. [mm]CIN. [mm]
RXGC-B17 RGLT-07B
18 [457] 163/4 [425] 143/4 [451]
RXGC-B21 RGLT-10 & RGLT-07B 211/2 [546] 201/4 [514] 181/4 [464]
RXGC-B24 RGLT-12
25 [635] 233/4
[603]
213/4
[552]
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 Warranty, Including Applicable
Terms and Conditions, See Your Local Installer or Contact the
Manufacturer for a Copy.
Gas Heat Exchanger Limited Warranty ......Twenty (20) Years
Conditional Parts* (Registration Required) ......Ten (10) Years
[ ] Designates Metric Conversions

Rheem Heating, Cooling and Water Heating 7
NOTES

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.
Rheem Heating,
Cooling and
Water Heating
P.O. Box 17010, Fort Smith, AR 72917
“In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.”
PRINTED IN U.S.A. 5-10 DC FORM NO. G11-506
Supersedes Form No. G11-506 Rev. 1