Instruction/ maintenance manual of the product Gas Furnace Lennox International Inc.
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07/10 *2P0710* 506465−01 *P506465-01* ML193UH SERIES Litho U.S.A. 506465−01 07/2010 E 2010 Lennox Industries Inc. Dallas, T exas, USA WHA T TO 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.
Page 2 ML193UH Part s Identification FIGURE 1 DURALOK TM HEA T EXCHANGER ASSEMBL Y BURNERS BLOWER MOTOR GAS V AL VE AND MANIFOLD COMBUSTION AIR INDUCER FLUE COLLAR TOP CAP INTEGRA TED CONTROL PRESSURE.
Page 3 W ARNING Product contains fiberglass wool. Disturbing the insulation in this product during inst allation, maintenance, or rep air will expose you to fiberglass wool. Breathing this may cause lung cancer . (Fiberglass wool is known to the S t ate of Cal- ifornia to cause cancer .
Page 4 Y our furnace is a gas appliance. It is critical that the gas supplied to the unit be completely burned to avoid the pro- duction of carbon monoxide gas. Complete combustion of the gas requires, but is not limited to, correct gas pressure and gas flow rate, adequate combustion, air , and proper venting.
Page 5 Filters All ML193UH filters are installed external to the unit. Fil - ters s hould be i nspected m onthly . Clean o r r eplace the f il- ters when necessary to e nsure proper furnace o peration. Replacement f ilters m ust b e r ated for high v elocity a irflow .
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.
Page 7 Rep air Part s 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: ML193UH045P36B.
An important point after buying a device Lennox International Inc. Gas Furnace (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lennox International Inc. Gas Furnace yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lennox International Inc. Gas Furnace - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lennox International Inc. Gas Furnace you will learn all the available features of the product, as well as information on its operation. The information that you get Lennox International Inc. Gas Furnace will certainly help you make a decision on the purchase.
If you already are a holder of Lennox International Inc. Gas Furnace, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lennox International Inc. Gas Furnace.
However, one of the most important roles played by the user manual is to help in solving problems with Lennox International Inc. Gas Furnace. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lennox International Inc. Gas Furnace along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
