Lennox EL180UHNE Series User's Information Manual
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Lennox EL180UHNE Series User's Information Manual

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E 2018 Lennox Industries Inc.
Dallas, Texas, USA
507648-01
02/2018
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other ap­
pliance.
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 exact­
ly could result in serious injury, death,
or property damage.
D Do not try to light any appliance.
D Do not touch any electrical switch; do not
D Leave the building immediately.
D Immediately call your gas supplier from a
D If you cannot reach your gas supplier, call
WHAT TO DO IF YOU SMELL GAS:
use any phone in your building.
neighbor's phone. Follow the gas supplier's
instructions.
the fire department.
EL180UHNE
SERIES
GAS FURNACE
Litho U.S.A.

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Summary of Contents for Lennox EL180UHNE Series

  • Page 1 E 2018 Lennox Industries Inc. Dallas, Texas, USA 507648-01 EL180UHNE 02/2018 SERIES 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 EL180UHNE Parts Identification TOP CAP HEAT EXCHANGER ASSEMBLY BURNER COMBUSTION AIR INDUCER GAS VALVE AND MANIFOLD PRESSURE SWITCH ACCESS PANEL BLOWER MOTOR INTEGRATED CONTROL FIGURE 1 NOTE - This manual is the property of the homeowner activated, furnace operation will stop. If your home is left and must be left with the equipment user.

  • Page 3: Safety Instructions

    Because or air openings to the area in which the furnace is of this, Lennox recommends the use of a carbon monox­ installed. Take care to maintain established clear­ ide detector in your home, even if you do not own gas ances surrounding the furnace.
  • Page 4 Operating the Gas Valve (Figure 3) Start-Up & Operation Information 1 - STOP! Read the safety information at the beginning of NOTE - When the furnace is not in operation the diagnostic this section. LED will display a “slow flash” - 1 second on 1 second off. 2 - Set the thermostat to the lowest setting.

  • Page 5: Maintenance

    Filters CAUTION All EL180UHNE filters are installed external to the unit. Fil­ ters should be inspected monthly. Clean or replace the fil­ To ensure proper operation, a licensed professional ter(s) when necessary to ensure proper furnace operation. service technician (or equivalent) should check the burner flame and conduct a combustion analysis A filter must be in place when the unit is operating.

  • Page 6: Service Reminder

    Service Reminder before either personal injury or property damage occurs. Call your Lennox service technician if the unit will not oper­ Do not hesitate to contact a qualified service technician as ate. Before calling, always check the following to be sure an investment in your well being.
  • Page 7 6- Evaluate the heat exchanger integrity by inspecting the 11- Perform a complete combustion analysis during the fur­ nace inspection to ensure proper combustion and oper­ heat exchanger per the AHRI heat exchanger inspec­ ation. Consult Service Literature for proper combustion tion procedure.

  • Page 8: Repair Parts List

    Repair Parts List The following repair parts are available through independent Lennox dealers. When ordering parts, include the complete furnace model number listed on the CSA International nameplate -- Example: EL180UH060NE36A-01. All service must be performed by a licensed professional installer (or equivalent), service agency, or gas supplier.

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