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USER’S INFORMATION MANUAL
Models: R/LUF, R/LHF, R/LBF, R/LBR, & R/LHR
Oil-Fired Furnaces
WARNING
If the information in this manual is not followed exactly, a fire or explosion may result causing property
damage, personal injury, or loss of life. For assistance or additional information, consult a qualified
installer or service agency.
Congratulations...
WARNING
...you have one of the most modern oil furnaces made. Your unit
Do not store combustible materials, including gasoline
has been caref
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O T U A 80 50 N O N A F 70 60 Thermostat Operation (when you have heating only) Operating Your Furnace The thermostat is the only control you’ll need to set, as the Lighting Instructions furnace is completely automatic. Just set the temperature to the desired comfort level. 1. STOP! Read the previous safety information. 2. Set the thermostat to the lowest setting. Turn off electric Thermostat Operation (when you have heating and cooling) power to the appliance. There are two switches located on
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airflow. This can cause heat exchanger failure or cooling coil Basement Units freeze-up along with the accompanying costly service calls. To replace the filter in a basement unit (see Figure 3): The dealer may have changed the filter size, so the information 1. Turn off power to unit. provided in Table 1 may not apply to your installation. 2. Remove lower rear panel by lifting up and pulling out. Always measure the original filter and replace with the 3. The filter(s) may be removed by sliding o
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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. products are available under the following names: AirEase, Armstrong Air, American Aire, Concord Subject to the limitations stated in this warranty, we warrant to the first buyer for use the residential heating, cooling or heat
