GAS FURNACE USER INSTRUCTIONSTable of ContentsGAS FURNACE SAFETY................................................................2GAS FURNACE OPERATION ........................................................3Lighting the Furnace ....................................................................3Shutting Down the Furnace .........................................................3Adjusting the Controls..................................................................3GAS FURNACE MAINTENANCE...................................................4Filter Maintenance........................................................................5TROUBLESHOOTING ....................................................................6ASSISTANCE OR SERVICE ...........................................................6Replacement Parts.......................................................................6WARRANTY ....................................................................................746877J002Whirlpool® Home Cooling and Heating7901 S.W. 6th CourtPlantation, Florida 33324To the installer: leave this manualwith the furnace.To the consumer: read allinstructions in this manual. Keepall manuals for future reference.WARNING:FIRE OR EXPLOSION HAZARDFailure to follow safety warnings exactly could result in serious injury, death or property damage.— Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this orany 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 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.