South First AC Pros Call (408) 555-0134

AC Running But Not Cooling - San Jose

If the fan runs but the air is warm, do not book a $2,000 repair from a panic Google search. Nine times out of ten it is one of three things. Two of them are cheap.

What it usually turns out to be

  • Dead capacitor

    $150 to $300

    The compressor tries to start and cannot. You often hear a hum, then nothing. Twenty minute swap.

  • Clogged filter, frozen coil

    $89 to $180

    Airflow drops, the indoor coil ices over, and the air comes out warm. Shut it off and let it thaw before we arrive.

  • Low refrigerant

    $400 to $1,200

    Refrigerant does not get used up. If it is low, there is a leak. Anyone who tops it off without finding the leak is taking your money.

Check this before you call

  • Check the filter first. If it is grey and matted, that is your suspect.
  • Look at the outdoor unit. Fan spinning? Ice on the copper lines?
  • Turn the system off at the thermostat if you see ice. Running it frozen damages the compressor.

Want a read on it before anyone drives out?

Call and describe what it is doing. Most of the time that is enough to narrow it down and give you a range.

 Call (408) 555-0134

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Call (408) 555-0134