*SL (92.1% AFUE) &
*SM (95.0% AFUE)
Downflow Furnace
92.1% Through 95.0% AFUE
Single Stage Condensing Gas Furnaces
*SD (95.0% AFUE)
Upflow / Horizontal Furnace
*SC (92.1%AFUE)
Upflow / Horizontal Furnace
INSTALLATION INSTRUCTIONS
WARNING
FIRE OR EXPLOSION HAZARD
• Failure to follow safety warnings exactly could result in serious injury, death or property
damage.
• Installation and service must be performed by a qualified installer, service agency or the gas
supplier.
• Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or
any other appliance.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Leave the building immediately.
• Immediately call your gas supplier from a neighbors phone. Follow the gas suppliers instructions.
• If you cannot reach your gas supplier, call the fire department.
DO NOT DESTROY. PLEASE READ CAREFULLY & KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.