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Lennox G43UF SERIES User's Information Manual
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Lennox G43UF SERIES User's Information Manual

Lennox G43UF SERIES User's Information Manual

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Download this manual See also: Unit Information, User's Information Manual
E 2004 Lennox Industries Inc.
Dallas, Texas, USA
504,898M
03/2009
Supersedes 02/2004
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.
03/09
*2P0309*
WARNING
FIRE OR EXPLOSION HAZARD.
Failure to follow safety warnings exact-
ly 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 Do not touch any electrical switch; do not
use any phone in your building.
D Leave the building immediately.
D Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's
instructions.
D If you cannot reach your gas supplier, call
the fire department.
G43UF
SERIES

GAS FURNACE

Litho U.S.A.
504,898M
*P504898M*

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Summary of Contents for Lennox G43UF SERIES

  • Page 1: Gas Furnace

    E 2004 Lennox Industries Inc. Dallas, Texas, USA 504,898M G43UF 03/2009 Supersedes 02/2004 SERIES GAS FURNACE Litho U.S.A. WARNING FIRE OR EXPLOSION HAZARD. Failure to follow safety warnings exact- ly 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.
  • Page 2 NO HEAT condition (frozen pipes, etc.) supervisor. Lennox Industries Inc. CAUTION P.O. Box 799900 Dallas, TX 75379−9900 Before attempting to perform any service or mainte- nance, turn the electrical power to unit OFF at the disconnect switch.

  • Page 3: Safety Instructions

    (including lawn mowers, automobiles, and fire- equivalent), a service agency, or the gas supplier. places) has the potential to produce carbon monoxide gas. Because of this, Lennox recommends the use of a car- Safety Instructions bon monoxide detector in your home, even if you do not own gas appliances.
  • Page 4 7 − Wait five minutes to clear out any gas. If you then smell DANGER gas, STOP! Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instruc- Danger of explosion. tions. If you do not smell gas go to next step. There are circumstances in which odorant used with 8 −...

  • Page 5: Maintenance

    Annually (before heating season) inspect furnace venting Filters system, vent cap, heat exchanger, and burners for corro- All G43UF filters are installed external to the unit. Filters sion, deterioration, or deposits of debris. Remove any ob- should be inspected monthly. Clean or replace the filters structions.

  • 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: Repair Parts List

    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: G43UF−24B−045−2. All service must be done by a licensed professional installer (or equivalent), a service agency, or the gas supplier.