1. Phaseout Schedule for HCFCs
(HVAC & Energy Library/Residential Information)

What You Should Know about Refrigerants When Purchasing or Repairing a Residential A/C System or Heat Pump Background: Ban on Production and Imports of Ozone-Depleting Refrigerants In 1987 the ...

2. Service Clinic: TX Valve Basics
(HVAC & Energy Library/Technician Resource)

... an equalizer line. By responding to these variables, the TXV maintains a predetermined superheat within the evaporator. This is how the TXV keeps the system in balance and operating properly. To understand ...

3. Service Clinic: The Art of Troubleshooting
(HVAC & Energy Library/Technician Resource)

... do your paperwork. Most technicians stop too quickly. A problem is encountered and repaired, the machine is operating, and our minds begin to dwell on the 12 other “no heat” or “no cool” we have on the ...

4. Service Clinic: The Importance of Benchmarking
(HVAC & Energy Library/Technician Resource)

The Importance of Benchmarking by Bill Dove, CM Whenever the seasons change and your work changes from cooling to heating or vice versa, take a minute to review which of your measurement practices ...

5. Service Clinic: Compressor Replacement After a Burnout
(HVAC & Energy Library/Technician Resource)

... check valve and reversing valves on the heat pumps. It may be faster, and less expensive, to by-pass the filter drier, check valves and reversing valves with a bypass loop. 4. Prepare the discharge port ...

6. Service Clinic: Mystery of Superheat
(HVAC & Energy Library/Technician Resource)

Taking the Mystery Out of Superheat by Adolfo Wurts Improper charge is the biggest non-electrical cause of callbacks on a fixed restrictor air conditioning system. If all components are functioning ...

7. Service Clinic: Subcooling & Superheat
(HVAC & Energy Library/Technician Resource)

Subcooling and Superheat: Superheroes of System Charging By Skip Egner Here's a common scenario. You go on a service call, put your gauges on a condensing unit, and find that the suction pressure ...

8. Service Clinic: Coil Cleaning
(HVAC & Energy Library/Technician Resource)

... the outside layer of oxide off the coil fin. This actually improves heat transfer, because it exposes the bare metal underneath. However, these cleaners can also wick between the area where the coil fin ...

9. Should You Clean Your Ducts?
(HVAC & Energy Library/Residential Information)

Should You Get Your Heating Ducts Cleaned? A hot air furnace heats and distributes air through its ducting system. The ducts are usually made of sheet metal and are most obvious in your basement, where ...

10. Technical Q&A
(Residential/Residential Clients)

...  Why should I purchase a new heating or air conditioning system? Efficiency and cost savings At Goodman Manufacturing Company, L.P., we realize that purchasing a heating or air conditioning ...

11. What Size AC Does My House Need ?
(HVAC & Energy Library/Residential Information)

What size air conditioner do I need for my house?  One Ton of cooling equals 12,000 BTU’s (British Thermal Units), which incidentially is the heat required to raise one pound of water by one ...

12. Furnaces: Repair or Replace
(News/Latest)

... more than 10 years old it is probably not a high efficiency type (90%+) Many older furnaces fall into the 60-70% range with new furnaces at 95-96% you could save 30% off of your heating bill. Many have ...

13. MCMECH Tours Goodman Facility
(News/Latest)

... are policed. ARI is an association that all heating and air conditioning manufacturers belong. They ensure that the ratings given to equipment in terms of capacities and efficiencies are accurate. Manufacturers ...

14. Phasing out R22
(HVAC & Energy Library/Residential Information)

... Air Act, which is implemented by EPA. For over four decades the HCFC R-22 has been the refrigerant of choice for residential heat pump and air conditioning systems. R-22 when leaked into the atmosphere ...

15. Phasing out R22
(HVAC & Energy Library/Commercial Information)

... States through Title VI of the Clean Air Act, which is implemented by EPA. For over four decades the HCFC R-22 has been the refrigerant of choice for residential heat pump and air conditioning systems. ...

16. What is SEER rating
(HVAC & Energy Library/Residential Information)

... customers. This seems to be a common term we have all heard at one time or another either when choosing a new air conditioning or heat pump system or even when buying a home. About 50 percent of the ...

17. Indoor Air Quality
(HVAC & Energy Library/Residential Information)

... both natural and liquefied petroleum (LP); kerosene; oil; coal; and wood. Examples of the appliances are space heaters, ranges, ovens, stoves, furnaces, fireplaces, water heaters, and clothes dryers. These ...

18. Thermostats 101
(HVAC & Energy Library/Residential Information)

... thermostat has been set back, resulting in little or no savings. This misconception has been dispelled by years of research and numerous studies. The fuel required to reheat a building to a comfortable ...

19. Air Conditioning, Heating and Refrigeration Technology
(HVAC & Energy Library/MCTube)

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20. Heating Your Home
(HVAC & Energy Library/MCTube)

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