Overhead view of a gray residential air conditioning condenser unit mounted on a concrete pad beside a house with asphalt shingle roofing.

AC Maintenance in Philadelphia, PA

Air conditioners here run from June through September, so May is the time for a tune-up. Tell us about your system, and a licensed contractor who covers Philadelphia County will get in touch.

Tell us about the job

It takes about a minute.

Step 1 of 3: Equipment
Overhead view of an outdoor AC condenser unit on a concrete pad next to a house with a dark shingle roof.

Four months of steady work, every summer

Your air conditioner in Philadelphia County only has June through September to earn its keep, and on afternoons that average 85°F it runs long stretches to hold the temperature. That kind of steady demand puts real hours on the compressor and the fan motor before the season is over.

A tune-up checks the parts that carry that load. A technician can test the capacitor that starts the compressor on every cycle, clean the coil so it sheds heat properly, and check the refrigerant charge. Finding a weak part before summer ends beats losing cooling while you still need it.

4 months
June through September, your air conditioner is on duty
85°F
the average summer afternoon it cools against
16 hail events
in ten years, and hail bends the fins on outdoor coils
151 wind events
in ten years, and wind drives debris into outdoor units
Isometric grayscale illustration of a cutaway house showing interior rooms, ductwork, an indoor air handler, and an outdoor condenser unit on a pad connected by lines.
Your air conditioner works hardest from June through August.

NOAA nClimDiv, 1991–2020 normals

Aerial view of a gray central air conditioning condenser unit on a concrete pad next to a house with vinyl siding.

Book your AC tune-up in May, before homes here start needing cooling in June.

  1. Jan
  2. Feb
  3. Mar
  4. Apr
  5. May
  6. Jun
  7. Jul
  8. Aug
  9. Sep
  10. Oct
  11. Nov
  12. Dec

A tune-up checks the refrigerant charge, cleans the coils, tests the capacitor and tightens the electrical connections.

Pennsylvania requires contractors to register with the state.

That registration puts the business on file with the Bureau of Consumer Protection. Nobody tests the contractor's HVAC knowledge to get it, and it is not a license in the way some other states use that word. Philadelphia and every other city in the state are barred from layering on their own HVAC license, so this registration is the only state-level record that exists here, wherever you are in the county.

For a maintenance visit on your air conditioner, the credential that actually applies is federal. Anyone who opens the refrigerant side of the system, to check the charge or service the coil, has to hold EPA Section 608 certification, and that rule holds in every state regardless of what Pennsylvania does or doesn't require on top of it.

Source: Pennsylvania General Assembly

What does AC maintenance include?
A technician checks the refrigerant charge, cleans the condenser coil outside, and checks the coil inside for dirt buildup. They test the capacitor and contactor, check the fan motor, and look over the electrical connections for signs of wear. They also check the drain line, since a clogged one backs up and can shut the system down or leak into the house. Outside, the coil takes the brunt of the weather here, so cleaning it matters more after a summer with hailstorms or high wind.
How often does an air conditioner need maintenance?
Once a year, before the season it works hardest. Here that means getting it checked before June, so it's ready for the four months of real heat that follow. A yearly check catches a weak capacitor or a dirty coil before an 85°F afternoon turns it into a breakdown.
Is AC maintenance worth it?
Yes, because most of what causes a summer breakdown shows up during a check months before it fails. A dirty coil, a weak capacitor, a low refrigerant charge, these get caught while the system is still running instead of after it stops. With only four months of real cooling need here, a system that goes down mid-summer has to be fixed fast, and a spring check lowers the odds of that.