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Lennox International Inc. ML180DFE SERIES manual

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Table of contents for the manual

  • Page 1

    05/1 1 *2P0511* 506735−01 *P506735-01* ML180DFE SERIES Litho U.S.A. 506735−01 05/201 1 E 201 1 Lennox Industries Inc. Dallas, T exas, USA WHA T T O DO IF YOU SMELL GAS: 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 in[...]

  • Page 2

    Page 2 ML180DFE Part s Identification FIGURE 1 BURNERS BLOWER MOTOR GAS V AL VE AND MANIFOLD COMBUSTION AIR INDUCER TOP CAP INTEGRA TED CONTROL PRESSURE SWITCH ASSEMBL Y NOTE − This manual is the property of the homeowner and must be left with the equipment user . Notice to Homeowner This furnace is equipped with safety devices that protect you a[...]

  • Page 3

    Page 3 W ARNING Do not set thermost at below 60°F (16°C) in heating mode. Setting thermost at below 60°F (16°C) reduces the number of heating cycles. Damage to the unit may occur that is not covered by the warranty . W ARNING If overheating occurs or if gas supply fails to shut off, shut off the manual gas valve to the furnace before shutting o[...]

  • Page 4

    Page 4 your L ennox dealer for a n inspection by a licensed profes - sional service technician (or equivalent). DANGER Danger of explosion. There are circumst ances in which odorant used with LP/propane g as can lose i ts scent. In case of a leak, LP/propane gas will settle close to the floor and may be difficult to smell. An LP/prop ane leak detec[...]

  • Page 5

    Page 5 Filters All 1 80DFE f ilters a re inst alled external to the unit. F ilters should be inspected monthly . Clean or replace the filters when n ecessary to ensure proper f urnace operation. Re- placement filters must be rated for high velocity airflow . T able 1 lists recommended filter size. A filter must be in place when the unit is operatin[...]

  • Page 6

    Page 6 Service Reminder Call your Lennox service technician if the unit will not oper- ate. Before calling, always check the following to be sure service is required: 1 − Check that electrical disconnect switches are ON. 2 − Check room thermostat for proper setting. 3 − Replace any blown fuses or reset circuit breakers. 4 − Gas valve should[...]

  • Page 7

    Page 7 Repair Part s List The following repair p ar ts are available through Lennox dealers. When ordering parts, include the complete furnace model nu mbe r listed on the CSA International nameplate −− Example: 180DFE045P36B. All service must be done by a licensed professional installer (or equivalent), a service agency , or the gas supplier .[...]