Instruction/ maintenance manual of the product R/LBF Lennox International Inc.
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# 44886B001 Page 1 USER’S INFORMA TION MANU AL Models: R/LUF , R/LHF , R/LBF , R/LBR, & R/LHR Oil-Fired Furnaces Sav e these instr uctions for future ref erence If the information in this manual is not f ollowed e xactly , a fire or e xplosion ma y result causing proper ty damage, personal injury , or loss of life .
Page 2 # 44886B001 Thermostat Operation (when you ha ve heating only) The thermostat is the only control you’ll need to set, as the furnace is completely automatic. Just set the temperature to the desired comf or t lev el. Thermostat Operation (when you ha ve heating and cooling) There are two s witches located on the ther mostat.
# 44886B001 Page 3 Upflo w Units T o replace the filter in an upflow unit, refer to the f ollowing directions and Figure 2. Side Return T o replace the filter in a fur nace with an exter nal filter rack or cabinet on either side of the furnace cabinet: 1.
Page 4 # 44886B001 Limited Warranty August 1, 1997 This warranty gives you specific legal rights and you may have other rights which vary from state/province to state/province. Warrantor: Armstrong Air Conditioning Inc., 421 Monroe St., Bellevue, OH 44811 Armstrong Air Conditioning Inc.
An important point after buying a device Lennox International Inc. R/LBF (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. R/LBF 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. R/LBF - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lennox International Inc. R/LBF 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. R/LBF will certainly help you make a decision on the purchase.
If you already are a holder of Lennox International Inc. R/LBF, 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. R/LBF.
However, one of the most important roles played by the user manual is to help in solving problems with Lennox International Inc. R/LBF. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lennox International Inc. R/LBF 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
