WINDOW WALL FURNACE
DIRECT VENT NATURAL GAS HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
25,000 and 40,000 Btu/Hr Furnaces
Model Numbers 2503532 and 4003532
WARNING: If the information in this manual is not followed exactly, a fire or
explosion may result causing property damage, personal injury, or oss of life.
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.
• Extinguish any open flame.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas
supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified installer, service
agency, or the gas supplier.
WARNING: Improper installation, adjustment, alteration, service, or mainte-
nance can cause injury or property damage. Refer to this manual for correct
installation and operational procedures. For assistance or additional information
consult a qualified installer, service agency, or the gas supplier.
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