Furnace, AC and boiler repair for Chicago and the suburbs
773-644-8227

Services / AC repair

AC repair in Chicago

AC running but not cooling, or not running at all? We test the system, find the failure and show you what it will take to fix.

Signs your AC needs repair

  • Blows warm air
  • Won’t turn on
  • Ice on the indoor coil or refrigerant line
  • Water leaking near the indoor unit
  • Outdoor unit humming but not starting
  • Turns on and off too often
  • House feels humid even when cooling

What we check

  • Thermostat and filter
  • Capacitor and contactor
  • Condenser fan motor and compressor
  • Refrigerant charge, superheat and subcooling, and leak checks
  • Evaporator coil and condensate drain
  • Electrical connections and breaker
Ice on the coil?Switch the AC to off and set the fan to on so the ice can thaw. Running a frozen system can damage the compressor.

On the job

Goodman air conditioner condenser on a pad with a gauge set connected for testing
Gauges connected for testing
Digital refrigerant manifold gauge set connected to an outdoor unit during a nitrogen pressure test
Nitrogen pressure test on a new install
New Ameristar air conditioner condenser installed on a flat roof
New condenser on a flat roof

Common questions

Why is my AC running but not cooling?

Common causes are low refrigerant from a leak, dirty coils, a failed capacitor or compressor, and restricted airflow. A diagnosis tells us which.

Do you install new AC systems?

Yes. Central AC and ductless mini-splits, with free estimates.

Other services

Heat or AC down right now?

info@shadhvac.com

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