What Does an AC Tune Up Include?

May 3, 2025
AC Maintenance in De Soto, MO

Keeping your AC system in peak condition helps you stay cool, save on energy bills, and avoid unexpected breakdowns. If you’ve ever wondered what actually happens during a professional AC tune up, here’s what you can expect.

Inspection of System Components

A thorough inspection is the first step of any tune up. We check all major components, including the condenser, evaporator coil, fan motor, and thermostat. This helps us identify early signs of wear, potential issues, or anything that could impact performance later in the season.

Cleaning Critical Areas

Dust, dirt, and debris can collect in and around your AC system over time. During an AC tune-up service, we clean the condenser coils, remove debris from the outdoor unit, and make sure the air filter is clean or replaced if needed. Clean components allow your system to operate more efficiently and reduce strain on the equipment.

Checking Refrigerant Levels

Low refrigerant can cause your system to work harder, leading to higher energy costs and reduced cooling power. We measure the refrigerant level and look for any signs of leaks. If levels are off, we’ll discuss your options for correction.

Testing Electrical Connections and Controls

We inspect the electrical system to confirm safe and proper operation. This includes tightening connections, testing capacitors and relays, and verifying that the thermostat communicates correctly with the unit. It’s also important to check the system’s startup and shutdown cycle to spot any irregular behavior.

Measuring Airflow and Temperature

Good airflow is key to even cooling throughout your home. During the tune up, we test airflow at the vents and make sure the temperature drop between return and supply air is within the ideal range. If something’s off, it could point to a hidden issue, like duct leaks or blocked vents.

Lubricating Moving Parts

Friction wears down your system faster. We lubricate all necessary moving parts, such as fan motors and bearings, to help extend their lifespan and maintain quiet, efficient operation.

If it’s been a while since your last tune up, now’s a great time to schedule one. At De Soto Electrical Products, we’re a top company for local cooling services and provide professional AC maintenance for homeowners in De Soto, MO. Give us a call today to book your tune up and keep your system reliable all summer.

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