Gas Furnaces
YG8S (Export Only)

60 - 120 MbH

80% AFUE


80% Single-Stage PSC NG33 Gas Furnace (YG8S)

These compact units employ induced combustion, reliable hot surface ignition and high heat transfer aluminized tubular heat exchangers. The units are factory shipped for installation in upflow or horizontal applications and may be converted for downflow applications.

These furnaces are designed for residential installation in a basement, closet, alcove, attic, recreation room or garage and are also ideal for commercial applications. All units are factory assembled, wired and tested to assure safe dependable and economical installation and operation.

These units are Category I listed and may be common vented with another gas appliance as allowed by the National Fuel Gas Code.

Special Benefits
  • Easily applied in upflow, horizontal left or right, or downflow installation with minimal conversion necessary.
  • Compact, easy to install, ideal height 33" tall cabinet.
  • Blower-off delay for cooling SEER improvement.
  • Easy access to controls to connect power/control wiring.
  • Built-in, high level self diagnostics with fault code displays standard on integrated control module for reliable operation.
  • Low unit amp requirement for easy replacement application.
  • Single wire twinning or staging feature available.
  • All models are convertable to use propane (LP) gas.
  • Electronic Hot Surface Ignition saves fuel cost with increased dependability and reliability.
  • 100% shut off main gas valve for extra safety.
  • 4 speed, direct drive PSC motor.
  • 24V, 40 VA control transformer and blower relay supplied for add-on cooling.
  • Hi-tech tubular aluminized steel primary heat exchanger.
  • Timed on, adjustable off blower capability for maximum comfort.
  • Blower door safety switch.
  • Solid removable bottom panel allows easy conversion.
  • Airflow leakage less than 1% of total airflow at ductblaster conditions.
  • No knockouts to deal with, making installation easier.
  • Movable duct connector flanges for application flexibility.
  • Quiet inducer operation.
  • Inducer rotates for easy conversion of venting options.
  • Fully supported blower assembly for easy access and removal of blower.
  • External air filters used for maximum flexibility in meeting customers IAQ needs.
  • Venting applications - may be installed as a common vent with other gas-fired appliances or use a masonry chimney.
  • 1/4 turn knobs provided for easy door removal.

Publications and Manuals
DescriptionPart NumberFile Size
Consumer Brochures
Consumer Brochure - Latitude 80% AFUE 50Hz Gas Furnace 502186-YCB-A 0109196 KB
Tech Guides
Technical Guide - 50 Hz, 220 Volt, YG8S - Export Only, Single Stage Multi-Position 33" Gas Furnaces 445389-XTG-B-0210153 KB
Installation Instructions
Installation Manual - 50 Hz, 220 Volt YG8S*MP Single Stage 33" Gas Furnaces (Export Only) 435335-XIM-B-02102128 KB
Manual De Instalacion - 50 Hz YG8S Multi-Posición 33" de la sola etapa Hornos de gas 435336-XIMS-A-02092013 KB
Accessory Installation Instructions
Guide d' Installations - S1-1CT0302-636/S1-1CT0303-636 Terminaison D'Event Concentrique 435695-UAIF-A-110871 KB
Installation Accessory - 1BR0514/614, 1BR0517/617, 1BR0521/621 & 1BR0524/624 External Bottom Mount Filter Frame Acessory 506177-UAI-A-030937 KB
Installation Accessory - 1NP0347 Propane Conversion - Induced Combustion Furnaces 247585-UAI-F-0210219 KB
Installation Accessory - 1SR0402 Filter Frame 430731-UAI-A-090838 KB
Installation Accessory - S1-33102956000 Ignition Control 035-22285-001-A-050981 KB
Installation Accessory - S1-37327813001 Furnace Label Kit 341248-UAI-A-070711 KB
Submittal Drawings
Submittal Data Sheet - 50 Hz YG8S Single Stage Multi-Position 33" Gas Furnaces (220 Volt) 445390-XSD-A-020996 KB
Repair Parts
Repair Parts - 50 Hz YG8S Series Export 80% AFUE Single Stage Multi-Position 33" Natural Gas Furnaces "Style A" 035-22215-001-B-0410675 KB
User Manuals
Manual del usuario - toda la Multi-Posición residencial 33" Hornos de gas 435338-XUMS-A-02091228 KB
User Manual - All Residential Multi-Position 33" Gas Furnaces 356486-UUM-I-08092386 KB
User Manual - All Residential Multi-Position 33" Gas Furnaces (Export Only) 435337-XUM-A-02091072 KB