Lennox SL280UHV Series User's Information Manual
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Also See for SL280UHV Series:
- Unit information (78 pages) ,
- Installation instructions manual (72 pages) ,
- User's information manual (8 pages)
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2018 Lennox Industries Inc.
©
Dallas, Texas, USA
506677-01
07/2018
Supersedes 04/2017
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,
service or maintenance can cause property damage,
personal injury or loss of life. Installation and service
must
be performed by a licensed professional
HVAC installer or equivalent, service agency, or the
gas supplier.
FIRE OR EXPLOSION HAZARD.
Failure to follow safety warnings exactly
could result in serious injury, death, or
property damage.
USER'S INFORMATION
adjustment,
alteration,
WARNING
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.
MANUAL
SL280UHV
SERIES
GAS FURNACE
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Summary of Contents for Lennox SL280UHV Series
- Page 1 USER’S INFORMATION MANUAL 2018 Lennox Industries Inc. © SL280UHV Dallas, Texas, USA SERIES 506677-01 07/2018 Supersedes 04/2017 GAS FURNACE WARNING Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or loss of life. Installation and service...
- 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 PANEL TWO STAGE VARIABLE SPEED ® SURELIGHT INTEGRATED CONTROL FIGURE 1 If this is not possible, the water supply to the house should NOTE - This manual is the property of the homeowner be shut off and the pipes should be drained.
- Page 3 Because of this, Lennox recommends the use of air. DO NOT block or obstruct air openings on a carbon monoxide detector in your home, even if the furnace or air openings to the area in which you 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 WARNING Service Reminder ELECTRICAL SHOCK, FIRE, Call your Lennox service technician if the unit will not op- OR EXPLOSION HAZARD. erate. Before calling, always check the following to be sure service is required. Failure to follow safety warnings exactly could result in dangerous operation, serious injury, death 1 - Check that electrical disconnect switches are ON.
- Page 6 4 - Check the cleanliness of filters and change if If you discover any of the following, shut down your necessary (monthly). unit, and contact a Lennox dealer for an inspection by a licensed professional service technician (or equiv- 5 - Check the condition and cleanliness of burners and alent).
- Page 7 Repair Parts List The following repair parts are available through Lennox dealers. When ordering parts, include the complete furnace mod- el number listed on the CSA International nameplate -- Example: SL280UH135V60D-1. All service must be done by a licensed professional installer (or equivalent), a service agency, or the gas supplier.
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