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 pump unit, when installed, operated and maintained as required by this warranty, to be free of defects in workmanship or material for a period of five years (one year for commercial equipment) from the time of installation. We will replace any defective component without cost or expense to you except for the costs of delivery and labor for removal and replacement of the defective component.

The R/LUF, R/LHF, R/LHR, R/LBF, AND R/LBR series furnaces carry a limited lifetime heat exchanger warranty. Limited lifetime warranty applies to the original owner in private owner-occupied residences. All other applications or when the residence is sold carry a 20-year limited warranty from date of installation, subject to proof of purchase.

Warranty Begins

The warranty period begins when the installation is complete and the product is ready to operate. You must be able to verify this date whenever a warranty claim is made. Original bill of sale, installer’s invoice or other similar document will suffice. If the beginning date cannot be verified, we will consider warranty coverage to begin six months after the date the product was shipped from our factory.

Limitations on Implied Warranties

Implied warranties of merchantability or, to the extent applicable, fitness for a particular purpose are limited to five years, the same duration as the basic limited written warranty provided herein. Some states/provinces do not allow limitations on how long an implied warranty of merchantability or fitness lasts, so the above limitations or exclusions may not apply to you.

Only Warranty

This written Limited Warranty is the only warranty made by the warrantor; this warranty is in lieu of and excludes all other warranties, express or implied. The warrantor does not authorize any person to provide any other warranty or to assume for it any further obligation in connection with the warranted product.

What is NOT Covered

1.Cabinets or cabinet pieces.

2.Normal maintenance items such as filters, fan belts, fuses or other consumable items.

3.Damage caused by misuse, failure to maintain properly, accidents or acts of God.

4.External wiring, piping, venting or attachment of accessory products not integral to our product, including without limitation, humidifier, air cleaner, vent damper, thermostat or other mechanical devices not manufactured by the warrantor.

5.Products that have been operated in a corrosive atmosphere where a concentration of acids, halogenated hydrocarbons or other corrosive elements causes deterioration to metal surfaces or integral components. NOTE: Operation in a corrosive atmosphere is considered abuse and voids this warranty.

6.Products that have NOT been installed in accordance with our published installation instructions, applicable local, state/ provincial or national codes, ACCA published standards.

7.Products that have NOT been installed by competent, qualified installers.

8.Products that have been moved from their original place of installation.

Warranty on Replacement Components

Any replacement component furnished by us will assume the remaining (unused) portion of the Limited Warranty.

Consequential Damages

The warrantor shall not be responsible for any consequential damages caused by any defect in the product. Some state/provinces do not allow the exclusion or limitations of incidental or consequential damages, so the above limitation or exclusion may not apply to you.

NOTE: After the first year, in the event that a gas or oil heat exchanger is no longer being manufactured by the warrantor, the warrantor will allow a credit equal to the then current wholesale price of an equivalent heat exchanger towards the purchase of a new Armstrong gas or oil furnace.

This product must be installed, used and cared for in accordance with the instruction manual. You are responsible for required periodic maintenance or service, such as changing or cleaning of air filters and lubrication or cleaning of components. Failure to properly install, operate or maintain your unit voids this warranty.

Owner Record

Model # ________________________ Serial # _________________ Installation Date __________________

INSTALLED BY:

Dealer _____________________________________________________________________________________

Address ____________________________________________________________________________________

Telephone # ____________________________

License # _______________________________

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# 44886B001

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Lennox International Inc R/LHF, R/LUF, R/LBF, R/LHR, R/LBR warranty Limited Warranty, Owner Record

R/LBF, R/LHF, R/LHR, R/LUF, R/LBR specifications

Lennox International Inc. is a global leader in the heating, ventilation, and air conditioning (HVAC) industry. The company is renowned for its innovative approach to climate control solutions, providing products and services that enhance indoor air quality and optimize energy efficiency. Among its diverse range of offerings are several key product lines such as R/LBR, R/LBF, R/LHR, R/LUF, and R/LHF, each designed to meet specific market needs and applications.

The R/LBR series features high-efficiency residential boilers that combine advanced technology with user-friendly operations. These boilers utilize condensing technology to extract maximum heat from fuel, achieving efficiency ratings that exceed traditional systems. With features like modulating burners and smart controls, R/LBR systems offer precise temperature regulation and reduced energy consumption, making them an environmentally friendly choice.

The R/LBF line includes commercial boilers that are engineered for high demand and durability. These boilers are designed for large-scale applications, providing reliable performance in demanding environments. Built with robust materials and advanced combustion technology, R/LBF units deliver impressive efficiency and longevity. Their modular design makes installation and maintenance straightforward, minimizing operational downtime.

The R/LHR series represents Lennox’s commitment to high-performing rooftop heating and cooling solutions. This line is characterized by units that are versatile and easily integrated into existing systems. Featuring advanced variable speed technology, R/LHR units can adjust their output to match real-time demand, optimizing energy usage and reducing costs. They are suitable for diverse commercial settings, ensuring year-round comfort.

R/LUF units are designed for low-profile applications, providing efficient heating and cooling where space is limited. With their compact design and impressive efficiency ratings, R/LUF products easily fit into tight spaces without sacrificing performance. These units also feature advanced controls, promoting energy-saving operation and contributing to lower utility bills.

Lastly, the R/LHF series consists of heat pumps that harness renewable energy from the air or ground. With their efficient design, R/LHF units offer both heating and cooling capabilities, allowing for year-round comfort in residential and commercial settings. Utilizing environmentally friendly refrigerants, these heat pumps support sustainability efforts while delivering dependable performance and energy savings.

Overall, Lennox International Inc. continues to lead the HVAC market with these innovative product lines, combining advanced technologies, exceptional efficiency, and user-centric designs to meet the evolving needs of customers worldwide.