Purl's Sheet Metal & Air Conditioning Blog : Archive for June, 2015

What Capacitors Do in an Air Conditioning System

Monday, June 29th, 2015

The modern air conditioning system is a complex piece of refrigeration equipment. It relies on numerous precision parts in order to operate correctly. One of the key components inside an AC is the capacitor, which forms part of the electrical system that provides power to the air conditioner. Each AC contains a number of capacitors that serve various motors. At times, capacitors may fail and require an HVAC technician to replace them in order to restore the system to full operation.

Continue Reading

3 Reasons Your Air Conditioner Isn’t Getting Your Home as Cool as It Used To

Tuesday, June 23rd, 2015

It’s summer here in Fresno, CA, and that means air conditioning systems all across the city are working to keep homes pleasantly cooled down. But have you noticed that your house no longer feels as cool as it should? Have you discovered hot spots in some of the rooms? Do you need to keep the AC running longer and longer in order to reach the right comfort level during a hot day? Then there is probably a malfunction in your HVAC system that is impairing your air conditioner’s ability to work properly. The best course is to call an experienced HVAC technician to come to your home, discover what is wrong with the air conditioner, and repair it.

Continue Reading

What Kind of Air Filter Do I Need to Clean My Home’s Air?

Monday, June 8th, 2015

If your home has a forced-air heater or central air conditioning system, then it is probably equipped with a filter located near the air handler. This filter consists of a mesh of fibers that traps contaminants coming in through the return air ducts, preventing them from entering the AC’s cabinet. This filter is designed to protect your air conditioner, which is an important job. But it is not designed to protect the quality of the air circulating through your house. If your home is suffering from an excessive amount of airborne pollutants that are triggering asthma and allergy symptoms among the people who live there, you need to have special filters or air purifiers installed.

Continue Reading

3 Reasons Why Your Air Conditioning Is Short-Cycling

Wednesday, June 3rd, 2015

The term short-cycling refers to when the compressor of an air conditioning system turns on and off rapidly, never getting a chance to complete its full cooling cycle. A short-cycling air conditioner is a serious problem for a number of reasons: The extra stress placed on the components will lead to multiple repair needs. The strain can cause the compressor to break down, which often requires that the whole system be replaced. And because air conditioners draw the most power when the compressor starts up, a short-cycling AC will create a large increase in electrical bills.

Continue Reading