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AC Repair

Warm air, a noisy unit, weak airflow, a smell you can't place, or a system that keeps acting up. We find the actual cause before we touch anything.

How we work through a diagnosis

Every AC complaint traces back to a short list of systems: refrigerant, electrical, airflow and drainage. We check them in that order rather than guessing at parts, because two symptoms that look identical on the thermostat can have completely different causes underneath the cabinet. That order is what keeps a repair from turning into a parts-cannon exercise.

Cover HVAC, Licensed and bonded, TACLA88274C. Call (281) 378-5778.

A Cover HVAC technician taking readings at a bank of outdoor condensers with a digital manifold and clamp meter

The five symptoms we hear most, and what they usually point at

These are the complaints that bring most Magnolia and College Station households to the phone. None of them has a single cause, which is exactly why a real diagnosis matters more than a guess.

  • No cold air when the unit is running

    Often a refrigerant charge that has dropped from a slow leak, but it can also be a failed compressor or a contactor that isn't pulling in reliably. We check charge and electrical before we assume either one.

  • Noise inside the unit

    A failing capacitor will often hum or click before it fully gives out, and a loose or worn contactor can chatter under load. Both are cheap to catch early and expensive to ignore.

  • Weak airflow

    This is usually a coil, not a fan. Low charge or a dirty filter lets the evaporator coil ice over, and a frozen coil chokes airflow down to almost nothing until it's given time to thaw.

  • Odd smells or odors when the unit is turned on

    Nine times out of ten this is standing water in the drain pan or line, which grows biological buildup fast in Texas humidity. It's a drainage fix, not a refrigerant one.

  • Frequent problems with the AC

    Short-cycling, the unit turning on and off in quick bursts instead of running a full cycle, points at a contactor, a capacitor or a charge issue depending on the pattern. It's also the symptom most likely to be several small problems stacking up rather than one.