AC Air Conditioner Circuit Board Repair or Replacement in San Antonio, Schertz, Converse, Floresville, Elmendorf, New Braunfels, and Surrounding Cities

Circuit boards control all functions in mechanical and automated appliances. For this reason, they’re often called control boards. They’re thin chips connected to many unit elements and are responsible for transferring data and giving commands.

The same principle applies to AC units. The systems feature AC circuit control boards that connect to various internal components.

HVAC circuit boards, or Printed Circuit Boards (PCB), are at the core of the HVAC system, controlling everything from the blower motor to the thermostat. AC circuit boards regulate all settings, including the line voltage, compressor speed, fan motor, temperature settings, and more. In a way, an HVAC control board resembles a computer’s motherboard. All operations happen because the thin chip triggers the appropriate action. 

Safety checks are another essential function of AC circuit boards. Before the board issues an output signal to the appropriate component, it runs a safety check to ensure all connections are in good condition. Modern options can even scan the entire unit and self-diagnose issues. Homeowners will see an alert code on the LCD screen if the board uncovers any problems.

Circuit board replacements range from $100 to $800, although the cost depends on the board’s make and model. Also, keep in mind that not all technicians know how to handle HVAC control parts, and improper handling could cause further damage to the system.

It’s best to choose a service provider with a proven track record who understands the complexity of the repair or replacement project.

We Repair or Replace Circuit Control Boards of Every Make and Model

Often, property owners struggle to find a service provider specializing in repairing control boards. Missing the small contact points on the boards usually means irreparable damage. The good news is that San Antonio, TX, residents don’t have to worry about such issues.

Reputable businesses like Evenflow Home & Commercial Services work with experienced technicians who approach each project with the utmost care and respect. Our team knows how to troubleshoot different circuit boards, from Lennox control boards and Goodman furnace control boards to Rheem control boards.

Homeowners should never try to cut costs by tinkering with the control board. If loose wire connections are causing trouble, people without the necessary safety gear and experience expose themselves to the danger of electrical shock.


Signs that an HVAC Control Board Needs Troubleshooting

Although an HVAC circuit board is a small component, it can cause significant issues for the household. There are some telltale signs that the circuit board is struggling, including:

  • Problems with temperature regulation: If the HVAC system fails to keep the space at a comfortable temperature, the control board may be to blame. If it allows components to operate too long or shuts them down early, people will feel too cold or too hot in their homes and businesses.

  • Operation irregularities: Listen to the HVAC unit and determine whether there are any irregularities in its usual function. If the fan won’t turn or the blower runs too long, the control board isn’t working correctly.

  • Diagnostic signs: Most circuit boards feature LED lights which signal when there are issues with the component’s operation. Those who suspect their HVAC control board is malfunctioning can access the control panel and check whether there are any red lights.

It’s best to call a technician who understands the diagnostic information and is familiar with the latest practices in HVAC technology.

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The experts at Evenflow Home & Commercial Services are familiar with the intricacies of HVAC systems. Our team knows how to repair different makes and models of circuit boards and will deliver long-lasting results. Should they determine the HVAC control board is beyond repair, they’ll recommend the best replacement option and ensure all other unit parts are functioning correctly.