Air Conditioning: Some Common Problems

Isn’t it frustrating when the weather is so hot and then suddenly your AC suddenly stopped functioning? Yes I believe some of you have already experienced such. In order to isolate the issue, it is also good to know some of the common problems that one might encounter in their homes.

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Since their development in 1902, modern air conditioning units are efficient and relatively trouble-free. Like other major appliances, the equipment can experience mechanical or electrical problems. This guide provides an overview of some of the most common problems that can occur with a central HVAC system. Northwest Indiana homeowners can troubleshoot their systems to identify potential reasons for performance issues. While homeowners can resolve some of these problems, others require the assistance of an experienced heating and air conditioning specialist.

The Unit Does Not Come On

An air conditioning system may fail to operate at the beginning of the cooling season. The unit will not come on if the thermostat is defective or set improperly. Another potential issue may be that your unit is not receiving electrical power.

Check the Thermostat

Verify that your thermostat selector is set in the “cooling” position. Some systems have a built-in timer that delays the activation of the equipment. Wait several minutes for the timer to complete its cycle, and adjust the thermostat several degrees below the temperature inside your home. If the thermostat requires calibration, contact a service professional.

Check the Power

You should also verify that the appliance is receiving power. Locate your main fuse panel, and determine whether the fuse or circuit breaker for the equipment has blown or tripped. Replace a blown fuse with one that has the same amperage, or reset the circuit breaker. Some units have a breaker panel located near the outside unit. Verify that the breaker inside this …


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