Question

 What Does a Negative Sub-Cooling Number Mean in HVAC Troubleshooting?

Answer As with any highly technical field, the world of heating, ventilation and air conditioning, or HVAC, maintains a strange language all its own. Two phrases that appear regularly in this language, â€... Read More »
http://www.ehow.com/info_12218357_negative-subcooling-number-mean-hvac-troubleshooting....

Top Q&A For: What Does a Negative Sub-Cooling Number Mean in...

How to Calculate Sub-Cooling on an HVAC System?

HVAC systems, including air conditioners, circulate refrigerants through their parts to control their temperatures. One of these parts is the condenser, the temperature of which is measured when th... Read More »
http://www.ehow.com/how_10053270_calculate-subcooling-hvac-system.html

Troubleshooting HVAC Tips?

HVAC stands for heating, venting, air conditioning--a summation of the entire system used inside a home to control the temperature. The HVAC system is made of many different parts, and even the air... Read More »
http://www.ehow.com/list_6959798_troubleshooting-hvac-tips.html

Troubleshooting an HVAC Thermostat Heater?

When the heater won't turn on, we sometimes jump to conclusions that there is a major problem with the furnace. But sometimes the issue is with the thermostat. If your heater won't turn on or if th... Read More »
http://www.ehow.com/how_6816517_troubleshooting-hvac-thermostat-heater.html

Auto Cooling System Troubleshooting?

Driving a vehicle with a defective cooling system will damage the engine of a car in minutes. The purpose of the cooling system is to control high temperatures inside the engine as the vehicle runs... Read More »
http://www.ehow.com/how_7314526_auto-cooling-system-troubleshooting.html


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