SAFETY   ●   RELIABILITY   ●   COMFORT

 

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New For 2008

Product Overview

Dave Lennox Signature® Collection G71P Variable-Capacity Gas Furnace 95% AFUE

The quietest furnace you can buy - and one of the most efficient!

Features

Quiet Operation

bulletSilentComfort™ technology - Delivers the ultimate in quiet, consistent cooling
bulletVariable Speed Blower Motor - Ramps up and down slowly so there's no sudden, noisy blast of air at start-up
bulletFully Insulated Cabient -Patented noise-reducing construction further minimizes operating sound to an industry leading low level

Home Comfort

bulletPrecise Comfort™ technology
bulletAutomatically adjusts heat and airflow capacity in increments as small as 1% for the ultimate in temperature control
bulletAirFlex™ technology - Offers custom settings which can be selected to meet each home's specific year-round comfort requirements
bulletZoning - Compatible Design - Works with Lennox' Harmony III™ zoning system to deliver the right amount of comfort for up to four zones
bulletVariable Speed Blower Motor - Provides a quiet, consistent flow of air for enhanced temperature and humidity control
bulletVariable-Capacity Operation - Goes beyond typical low and high two-stage operation, varying output from 40% to 100%

Energy Efficiency

bulletEfficiency rating of 95% AFUE - Can save you hundreds of dollars each year, compared to standard furnaces
bulletEnergy Star® qualified – Meets or exceeds EPA guidelines for energy efficiency
bulletVariable Speed Inducer - Automatically adjusts to match the system requirements, maintaining balanced combustion and efficiency
bullet Dual-fuel Capability — Can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between
bulletelectric and gas heat, optimizing energy use and minimizing heating costs.

Reliable Performance

bulletDuralok Plus® Heat Exchanger - Made of patented ArmorTuf™ steel to ensure high reliability and efficiency
bulletSureLight® Igniter - Silicone nitride construction ensures long product life and reliable operation
bulletSureLight® Control Board - Direct-readout diagnostics allow simple, quick troubleshooting
bulletLimited Lifetime Warranty on heat exchanger
bullet10-Year Limited Warranty on covered components

                                                                       

            Free At Home Estimate for new furnace or air conditioner.

(303) 798-3880 Denver Metro

 

      

 

Check, Service and Clean Furnace

 Check list

 

1. Clean interior & exterior of furnace.  -  Provides safety.

2. Clean burners.  -  Dirty burners prevent gas from being burned properly & efficiently.

3. Clean pilot assembly.   -  Adjust flame. Extends life of  thermocouple, saves money.

4. Check thermocouple or flame sensor.  -  Prevent emergency service call.

5. Set gas manifold pressure. - Provides safety, extends life of heat exchanger, fuel economy & system effectiveness.

6. Check safety devices.  -  Inoperative safety controls can cause dangerous problems.

7. Inspect heat exchanger for cracks and leaks. - Safety check for possibility of  leak of carbon monoxide into

the house & flame rollout.

8. Clean heat exchanger.  -  Provides better heat transfer - system effectiveness & fuel economy.

9. Check blower motor and lube.  -  Extends life, saves money, prevents failure.

10. Clean blower motor/blower wheel.  -  Lengthens motor life, system effectiveness in air movement.

11. Check fan control.  -  Avoids wasting heat and improves comfort conditions.

12. Inspect electrical wiring.  -  Damaged wiring can cause short and damage to electronic controls.

13. Check limit control.  -  Keeps unit in safe operating condition.

14. Check and secure all panels.  -  Newer systems have a door safety switch and will not work if not secure properly.

15. Install new air filter.  -  Dirty air filter increase operating costs and overheats heat exchanger decreasing its life.

16. Test for gas leaks.  -  Safety check.

17. Test for carbon monoxide.  -  Safety check.

18.Check thermostat contacts.  -  Saves money increases comfort.

19.Check for vibration and noise levels.  -  Increases comfort and extends life of system.

20.Check for combustion air.  -  Blocked or restricted combustion air openings can be dangerous .

21.Inspect flue and diverter.  -  Ensures safe operation. Flue pipe corrosion or leaks are dangerous.

22.Check temperature difference of supply & return air. - Temperature difference indicates production and capacity

of unit and comfort level.

23.Check for proper clearances.  -  Safety and performance of furnace.

24.Make proper recommendations.  -  Opportunity to learn a few things about your furnace.