AC Repair in McComb, MS
Air conditioners here run from May through October. If yours quits, tell us what it's doing and a licensed contractor who covers Pike County will get in touch.
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Six months of heat in a row wears an AC down
Your air conditioner in McComb runs May through October, six months straight, with summer afternoons averaging 91°F. That kind of stretch doesn't give the system much of a break. The compressor cycles on and off all day to keep up, and the parts that start it, like the capacitor, take the brunt of that work. When a capacitor weakens, the outdoor unit hums but the fan won't spin, or the whole system stalls out on a hot afternoon.
Pike County has also seen 34 damaging wind events over the past ten years. Wind that strong can knock branches into the outdoor unit or coat it with debris, and either one restricts the airflow the system needs to shed heat. When that happens, you'll notice the air coming from the vents isn't as cold as it should be, even though the unit is running.
- 6 months
- May through October, your air conditioner is on duty
- 91°F
- the average summer afternoon it cools against
- 3 hail events
- in ten years, and hail bends the fins on outdoor coils
- 34 wind events
- in ten years, and wind drives debris into outdoor units
NOAA nClimDiv, 1991–2020 normals
A new air conditioner would cut about $70 a year off cooling for a typical Pike County home.
Estimates for a typical Pike County home, compared with an older unit built to the previous federal minimum, from EIA household energy data, Mississippi fuel prices and NOAA climate normals. Your home will differ.
Repair makes sense when a part like a capacitor or contactor has failed.
Replacement makes sense when the compressor has failed or the system uses R-22 refrigerant, which is no longer made.
Mississippi requires HVAC contractors to hold a state license.
The state board tests the contractor before handing out that license, then keeps a record of who holds one. It's tied to the person or company doing the work, not to the specific job, so the same license covers this repair and the next one they do for someone else.
For a repair like this, that license is what stands behind the work. If the job means opening up the refrigerant side of your air conditioner, whoever does it also has to hold EPA Section 608 certification, same as anywhere else in the country. That one is federal and separate from the state license, but both apply here.
Source: Mississippi State Board of Contractors
- Why is my AC not blowing cold air?
- The most common cause is a dirty air filter choking off airflow across the coil, which can cause the coil to freeze and stop cooling the air. Low refrigerant from a leak is another common cause, and that takes a licensed contractor to fix since only someone with EPA Section 608 certification can legally open the refrigerant side of the system. A failing compressor will also leave you with warm air blowing through the vents. Check the filter first, and if it's clean, the system needs a technician to look at it.
- Why is my AC leaking water?
- Water around your indoor unit usually means the condensate drain line is clogged. Algae and dirt build up inside that line over time and block the water from draining out, so it backs up and spills over instead. A frozen coil that then thaws can also flood the drain pan faster than it can drain. Either way, a contractor can clear the line or find the cause if it keeps happening.
- Why won't my AC turn on?
- Start with the thermostat and the breaker. Check that the thermostat is set to cool and below the room temperature, and check your electrical panel for a tripped breaker, since AC units draw enough power that a breaker trip is common. If those look fine, the outdoor unit itself may have failed, whether that's the capacitor, the contactor, or the compressor. Summer afternoons here average 91°F, so a McComb summer puts real strain on these parts, and a licensed contractor can test the unit and tell you which one it is.