E 2010 Lennox Industries Inc. Dallas, Texas, USA 506443−01 SLP98UH 07/2010 SERIES VARIABLE CAPACITY GAS FURNACE Litho U.S.A. WARNING FIRE OR EXPLOSION HAZARD. Failure to follow safety warnings exactly could result in serious injury, death, or property damage. WHAT TO DO IF YOU SMELL GAS: Do not store or use gasoline or other D Do not try to light any appliance.
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SLP98UH Parts Identification DURALOK HEAT TOP CAP EXCHANGER ASSEMBLY AIR INTAKE COLLAR BURNERS CABINET FLUE COLLAR PRESSURE SWITCH ASSEMBLY VARIABLE SPEED GAS VALVE COMBUSTION AIR AND MANIFOLD INDUCER ® SURELIGHT VARIABLE SPEED INTEGRATED BLOWER CONTROL MOTOR FIGURE 1 NOTE − This manual must be left with the equipment CAUTION user.
WARNING WARNING Improper installation, adjustment, alteration, service Product contains fiberglass wool. or maintenance can cause property damage, person- Disturbing the insulation in this product during al injury or loss of life. Installation and service must installation, maintenance, or repair will expose you be performed by a licensed professional installer (or to fiberglass wool.
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The gas valve on the SLP98UH is equipped with a gas con- WARNING trol switch. Use only your hand to move the control switch. Never use tools. If the switch will not move by hand, do not Carbon monoxide gas is invisible, odorless and tox- try to repair it.
NOTE − When unit is initially started, steps 1 through 11 Venting System may need to be repeated to purge air from gas line. WARNING 12− If the appliance will not operate, follow the section Turning Off Gas to the Unit" and call your service tech- Asphyxiation Hazard nician or gas supplier.
Burner Flame If you experience headache, nausea, fatigue, or dizzi- ness, the cause could be exposure to carbon monoxide gas. This is often misdiagnosed as the flu because CAUTION symptoms are similar. If you suffer from flu−like symp- To ensure proper operation, a licensed professional toms that are exaggerated at home, but seem to sub- service technician (or equivalent) should check the side while you are away from the house, exposure to...
Repair Parts List The following repair parts are available through Lennox dealers. When ordering parts, include the complete furnace model number listed on the CSA International nameplate −− Example: SLP98UH070V36B. All service must be done by a li- censed professional installer (or equivalent), a service agency, or the gas supplier. Cabinet Parts Heating Parts Outer access panel...