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Lennox SL280UHV series User Instruction Manual

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Download this manual See also: User's Information Manual, Instruction and Installation Manual
E 2015 Lennox Industries Inc.
Dallas, Texas, USA
506677-01
01/2015
Supersedes 09/2012
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.
Installation and service must be performed by a
qualified installer, service agency or the gas
supplier.
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional installer (or
equivalent), a service agency, or the gas supplier.
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:
D Do not try to light any appliance.
D Extinguish any open flames.
D Do not touch any electrical switch; do not use any
D Leave the building immediately.
D Immediately call your gas supplier from a neighbor's
D If you cannot reach your gas supplier, call the fire
phone in your building.
phone. Follow the gas supplier's instructions.
department.
SL280UHV
SERIES

GAS FURNACE

Litho U.S.A.

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Summary of Contents for Lennox SL280UHV series

  • Page 1: Gas Furnace

    E 2015 Lennox Industries Inc. Dallas, Texas, USA SL280UHV 506677-01 01/2015 SERIES Supersedes 09/2012 GAS FURNACE WARNING Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or loss of life. Installation and service must be performed by a licensed professional installer (or equivalent), a service agency, or the gas supplier.
  • Page 2 SL280UHV Parts Identification HEAT EXCHANGER ASSEMBLY COMBUSTION AIR INDUCER PRESSURE SWITCH COMBUSTION AIR INDUCER BURNER BOX ASSEMBLY GAS VALVE (HONEYWELL GAS VALVE SHOWN) BLOWER MOTOR ACCESS PAN­ TWO STAGE VARIABLE SPEED ® SURELIGHT INTEGRATED CONTROL FIGURE 1 NOTE - This manual is the property of the homeowner activated, furnace operation will stop.

  • Page 3: Safety Instructions

    2 - DO NOT obstruct air flow to unit. Unit must receive an gas. Because of this, Lennox recommends the use of a unobstructed flow of combustion and ventilating air. carbon monoxide detector in your home, even if you DO NOT block or obstruct air openings on the furnace do not own gas appliances.
  • Page 4 Start-Up & Operation Information HONEYWELL GAS VALVE WARNING If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or death. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor.

  • Page 5: Maintenance

    Improper servicing could result in dangerous opera­ tion, serious injury, death, or property damage. Call your Lennox service technician if the unit will not oper­ Before servicing, disconnect all electrical power to ate. Before calling, always check the following to be sure furnace.

  • Page 6: Safety Precautions

    If you discover any of the following, shut down your 5- Check the condition and cleanliness of burners and unit, and contact a Lennox dealer for an inspection by heat exchanger and clean if necessary. a licensed professional service technician (or equiva­...

  • Page 7: Repair Parts List

    Verify correct temperature rise. 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: SL280UH135V60D-1. All service must be done by a li­...