80% SINGLE STAGE GAS FURNACE

R8MSN, R8MSL

Features

EASIER TO SELL

  • 92.1% AFUE, all models all positions
  • Certified 2% or less leakage of nominal air conditioning CFM delivered when pressurized to 1-inch water column with all present air inlets, air outlets, and condensate drain port(s) sealed
  • Approved for twinning applications (0601412 through 1202420) with accessory (order separately)
  • Approved for manufactured housing/mobile home applications (0401410 through 1202420) with accessory (order separately) 

TOUGHER

  • Flame roll−out sensors standard
  • Adjustable heating blower OFF delay
  • Factory set blower ON delay
  • RPJ® primary heat exchanger
  • Stainless steel secondary heat exchanger
  • High temperature limit control prevents overheating
  • Direct ignition with Silicon Nitride ignitor
  • High-quality, corrosion-resistant, one-piece steel cabinet

EASIER TO INSTALL AND SERVICE

  • Direct vent (2-pipe), single-pipe venting, or ventilated combustion air
  • 24 VAC humidifier terminal, electronic air cleaner terminal
  • 35” (889mm) high, for ease of installation
  • Simplified, factory installed internal condensate drain system
  • Innovative knobs for easy door removal and secure attachment
  • Factory shipped for natural gas, with propane gas conversion kits available
  • Four position − upflow/downflow/horizontal (left/right) installation
  • At least twelve different venting configurations
  • Through the casing flue pipe for counterflow or horizontal applications with accessory (order separately)
  • Concentric vent available
  • Self diagnostics with super bright LED
  • Slide out heat exchanger and blower assembly 

WARRANTY*

  • 20 year heat exchanger limited warranty
  • 5 year parts limited warranty
  • − With timely registration, an additional 5 year parts limited warranty
  • * For residential applications only. See warranty certificate for complete details and restrictions, including warranty coverage for other applications. 

 

For California Residents:

  • For installation in SCAQMD only: This furnace does not meet the SCAQMD Rule 1111 14 ng/J NOx emission limit, and thus is subject to a mitigation fee of up to $450. This furnace is not eligible for the Clean Air Furnace Rebate Program: www.CleanAirFurnaceRebate.com

Unit Performance Data

Number Model Input (MBTUH) Efficiency AFUE Cooling Capacity CFM range @ .5 in. w.c.
(125 Pa)Cooling Capacity CFM range @ .5 in. w.c.
Operating Dimensions
Height x Width x Depth
inches (millimeters)Operating Dimensions
Operating Weight
lbs (kg)
R8MSN0451412A 44,000 80% 1040-1160 33-1/3 x 14-3/16 x 29 (847 x 360 x 737) 107 (49)
R8MSN0701412A 66,000 80% 1050-1200 33-1/3 x 14-3/16 x 29 (847 x 360 x 737) 115 (52)
R8MSN0902120A 88,000 80% 1715-2025 33-1/3 x 21 x 29 (847 x 533 x 737) 146 (66)
R8MSN1102122A 110,000 80% 1650-2205 33-1/3 x 21 x 29 (847 x 533 x 737) 152 (69)
LOW NOx
R8MSL0451412A 44,000 80% 1040-1160 33-1/3 x 14-3/16 x 29 (847 x 360 x 737) 107 (49)
R8MSL0701412A 66,000 80% 1050-1200 33-1/3 x 14-3/16 x 29 (847 x 360 x 737) 115 (52)
R8MSL0902120A 88,000 80% 1715-2025 33-1/3 x 21 x 29 (847 x 533 x 737) 146 (66)
R8MSL1102122A 110,000 80% 1650-2205 33-1/3 x 21 x 29 (847 x 533 x 737) 152 (69)

Model Number:
R8MSN0451412A

Heating Input (MBTUH):
44,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1040-1160

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 14-3/16 x 29 (847 x 360 x 737)

Operating Weight lbs (kg):
107 (49)

Model Number:
R8MSN0701412A

Heating Input (MBTUH):
66,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1050-1200

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 14-3/16 x 29 (847 x 360 x 737)

Operating Weight lbs (kg):
115 (52)

Model Number:
R8MSN0902120A

Heating Input (MBTUH):
88,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1715-2025

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 21 x 29 (847 x 533 x 737)

Operating Weight lbs (kg):
146 (66)

Model Number:
R8MSN1102122A

Heating Input (MBTUH):
110,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1650-2205

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 21 x 29 (847 x 533 x 737)

Operating Weight lbs (kg):
152 (69)

Low NOx Models

Model Number:
R8MSL0451412A

Heating Input (MBTUH):
44,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1040-1160

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 14-3/16 x 29 (847 x 360 x 737)

Operating Weight lbs (kg):
107 (49)

Model Number:
R8MSL0701412A

Heating Input (MBTUH):
66,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1050-1200

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 14-3/16 x 29 (847 x 360 x 737)

Operating Weight lbs (kg):
115 (52)

Model Number:
R8MSL0902120A

Heating Input (MBTUH):
88,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1715-2025

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 21 x 29 (847 x 533 x 737)

Operating Weight lbs (kg):
146 (66)

Model Number:
R8MSL1102122A

Heating Input (MBTUH):
110,000

Efficiency AFUE:
80%

Cooling Capacity CFM range @ .5 in. w.c.:
1650-2205

Operating Dimensions Height x Width x Depth inches (millimeters):
33-1/3 x 21 x 29 (847 x 533 x 737)

Operating Weight lbs (kg):
152 (69)