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Tudi Mechanical Systems, Inc.
  • Why Tudi
  • Careers
  • About
  • Service Area
  • Blogs
  • News
  • Customer Login
  • Pittsburgh, PA
    (412) 771-4100
  • Commercial Services
    • Pittsburgh Commercial Services Overview
    • Preventive Maintenance Agreement
    • HVAC
      • Project Spotlights
    • Electrical
    • Plumbing
    • Indoor Air Quality
    • Energy Solutions
    • Controls
    • Design-Build
    • Get a Quote
    • Request Services
  • Home Services
    • Home Services Overview
    • Home Comfort Plan
    • Heating
    • Cooling
      • AC Installation
    • Plumbing
    • Water Treatment Solutions
    • Electrical
    • Ductless
    • Financing
    • Get a Quote
    • Request Services
  • Tampa, FL
    813-635-0100
  • Commercial Services
    • Tampa Commercial Services Overview
    • Preventive Maintenance Agreement
    • HVAC
      • Project Spotlights
    • Rental Solutions
    • Controls
    • Electrical
    • Indoor Air Quality
    • Energy Solutions
    • Get a Quote
    • Request Services
TUDI Blog

Signs Your AC Unit Needs to Be Repaired

Posted on June 26, 2025

As the temperatures reach the nineties in Pittsburgh this week, it looks like this summer is going to be a sweltering one. Higher temperatures mean you air conditioning will have to work harder than ever to keep you and your home cool. During this time, it’s important to keep an eye on your AC unit to catch any signs that it is falling into disrepair. If you notice any of the following warning signs, it might be time for your AC unit to get a tune up.

Warm Air or Insufficient Airflow

Warm air blowing through your home’s vents is an obvious sign that your AC is malfunctioning. It could mean there are problems with your outdoor unit, or your system is low on refrigerant.

Besides the temperature, if the airflow from your AC unit is poor, some likely causes could be a broken component, a blockage, or a serious air leak. The cause for warm air or bad airflow is not always easy to find without a professional eye, so contact one of our technicians to help you find the source of the problem before it becomes a bigger issue.

Water Leaks

As your air conditioner cools the air inside your home, it produces water condensation. An important sign that your cooling system isn’t running properly is when the water condensation from the unit leaks into your home. If you find water pooling around your air conditioner don’t wait to call a professional technician to fix the problem. Leaks left unattended can quickly damage your home and can lead to serious structural issues.

Bad Odors

A bad odor emanating from you air conditioning or vents can be an indicator that there is a larger issue with your cooling system. A foul mildew smell could mean that fungus or mold is growing in your system. A sweet chloroform-like smell could signify your AC unit has a refrigerant leak. Both issues are hazardous for the health of you and your family and need to be handled by a professional technician right away.

Unusual Noises

Like smells, unusual sounds are a clear indicator of an underlying problem with your cooling system. Rattling or buzzing noises could indicate a loose part, while grinding noises could signify something more serious. These types of issues mean a professional tune-up is essential as they will only get worse the longer their left unchecked.

Schedule An AC Tune-up

When warning signs appear in your cooling system, don’t wait for the situation to escalate.  Call your local HVAC professionals at Tudi Mechanical System today and let us help you stay cool and comfortable all summer long.

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Categories

  • Air Conditioning
  • Commercial HVAC
  • Electrical
  • Furnace / Heater
  • Indoor Air Quality
  • Pittsburgh
  • Plumbing
  • Tampa
  • Water Treatment

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Tudi Mechanical Systems, Inc

Pittsburgh, PA
343 Munson Avenue
McKees Rocks, PA 15136 USA

Phone: 412-771-4100

Fax: 412-771-7737

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5615 East Adamo Drive
Tampa, FL 33619 USA

Phone: 813-635-0100

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