Home Cooling & Heating Air Conditioning Repair

Air Conditioning Repair

Orlando’s heat and humidity keep air conditioners working for much of the year. When your system stops cooling, begins leaking, makes an unfamiliar sound, or runs without keeping the house comfortable, Rainaldi Home Services is ready to help.

Our NATE-certified technicians provide air conditioning repair in Orlando for all makes and models. With same-day service, 24/7 availability, and five decades of experience serving Central Florida, we can diagnose the problem and help restore cooling to your home.

$79 HVAC Tune-Up

Get Offer

AC Repair in Orlando You Can Depend On

HVAC tech repairing an air conditionerAn air conditioner does not have to stop working completely before it needs professional attention. Some problems begin with a small change in cooling performance, airflow, sound, or energy use. Addressing those changes early can help prevent additional damage and reduce the chance of losing cooling altogether during a hot Central Florida afternoon.

Rainaldi Home Services provides air conditioning repair in Orlando for central air conditioners, heat pumps, ductless systems, air handlers, thermostats, and other residential cooling equipment. Our technicians service all makes and models and arrive prepared to diagnose the problem, explain what they find, and recommend an appropriate repair.

Whether your AC will not turn on, runs constantly, or simply is not keeping your home as comfortable as it should, we can help determine what is happening and what it will take to correct it.

HVAC tech repairing and AC unit

Need an AC repair? Here are the signs.

A failing air conditioner can turn your home into a sauna within hours on a humid day. Most AC units don’t go out without warning, and a well-timed air conditioner inspection or repair can make all the difference.

Here are a few telltale signs it’s time to make the call.

  • Warm air blowing from your vents. You could have a refrigerant leak or compressor trouble.
  • Strange sounds like buzzing or rattling suggest internal components are wearing down.
  • Uneven cooling across rooms, creating hot and cold spots that won’t balance.
  • Musty or foul odors, which indicate mold or debris in your unit or ducts.
Schedule Now

Common Air Conditioning Problems We Repair

Cooling problems can come from the thermostat, indoor air handler, outdoor condenser, electrical system, refrigerant circuit, drainage system, or a combination of components. Our technicians troubleshoot the entire system rather than assuming the first visible symptom is the underlying cause.

Some of the most common AC repairs we handle include:

AC Not Blowing Cold Air

An air conditioner that runs but produces warm or room-temperature air may have restricted airflow, a frozen evaporator coil, a refrigerant problem, a failed capacitor, or an issue with the outdoor unit. Because several failures can produce the same symptom, proper testing is important before replacing any component.

AC Will Not Turn On

If the system does not respond when the thermostat calls for cooling, the problem could involve the thermostat, circuit breaker, condensate safety switch, control board, wiring, transformer, capacitor, or another electrical component. A technician can trace the control and power circuits to identify where operation is being interrupted.

Weak Airflow From the Vents

Low airflow may result from a clogged filter, dirty evaporator coil, blower motor problem, damaged ductwork, or an obstruction within the system. Restricted airflow can reduce comfort, increase operating time, and eventually cause the evaporator coil to freeze.

Air Conditioner Running Constantly

During extremely hot weather, an AC system may need to operate longer than usual. However, a system that rarely shuts off may be struggling because of dirty coils, low refrigerant, poor airflow, duct leakage, thermostat trouble, or declining equipment performance.

Continuous operation should not be ignored, especially when the house is still not reaching the thermostat setting.

AC Turning On and Off Repeatedly

Frequent starting and stopping is commonly called short cycling. It can be caused by an electrical problem, frozen coil, dirty condenser, incorrect thermostat reading, improperly sized equipment, or an overheating component.

Short cycling places additional strain on motors, capacitors, compressors, and other parts. It can also prevent the system from running long enough to remove humidity effectively.

Water Leaking Around the Indoor Unit

Air conditioners remove moisture from indoor air and direct that water through a condensate drain. In Orlando’s humid climate, algae and buildup can clog the drain line and cause water to back up around the air handler.

Water may also appear because of a cracked drain pan, damaged condensate pump, frozen coil, or drainage connection problem. Prompt service can help limit water damage to ceilings, floors, and nearby materials.

Frozen Evaporator Coil or Refrigerant Lines

Ice on the indoor coil or refrigerant line is usually a sign that the system is not operating correctly. Common causes include insufficient airflow, a dirty filter, blower trouble, a dirty evaporator coil, or low refrigerant associated with a leak.

Continuing to run a frozen system can make the problem worse. Turn off cooling and contact an HVAC professional for an inspection.

Unusual AC Noises

Rattling, buzzing, grinding, squealing, clicking, or banging can point to loose parts, worn bearings, motor trouble, electrical problems, refrigerant issues, or damage within the blower or outdoor fan assembly.

A new or worsening sound is worth investigating before the affected part fails completely or damages another component.

Unpleasant or Musty Odors

Musty odors may develop when moisture and organic buildup collect near the evaporator coil, condensate drain, air handler, or ductwork. Burning or electrical odors require more immediate attention because they may indicate overheating wiring, a failing motor, or another electrical problem.

Uneven Cooling and Hot Rooms

Temperature differences from one room to another may be related to airflow, duct leakage, insulation, sun exposure, system capacity, zoning, or equipment performance. We can evaluate the cooling system and help determine whether the problem requires an AC repair or a broader comfort solution.

Higher-Than-Normal Energy Bills

An unexplained increase in electricity use can be an early warning that the air conditioner is running longer or working harder than it should. Dirty coils, restricted airflow, refrigerant problems, duct leakage, thermostat issues, and worn components can all reduce efficiency.

AC Problems in Orlando Homes

Air conditioners in Orlando work harder than systems in many other parts of the country. Central Florida’s long cooling season, high humidity, and extended periods of heavy use can accelerate wear on capacitors, motors, electrical components, and other system parts. Humid conditions can also contribute to clogged condensate drain lines, musty odors, excess moisture, and water backing up around the indoor unit.

Outdoor equipment faces additional exposure to pollen, grass clippings, leaves, insects, and storm-related electrical disturbances. In established Orlando homes, aging or damaged ductwork may also contribute to weak airflow, uneven temperatures, longer cooling cycles, and higher energy use. These local conditions are one reason prompt repairs and regular AC maintenance are especially important for Central Florida homeowners.

Schedule Your AC Repair Service Today!

FAQs About AC Repair

Why is my AC running but not cooling my house?

A system that runs without cooling properly may have a dirty air filter, frozen evaporator coil, refrigerant leak, failed capacitor, dirty condenser coil, compressor problem, or insufficient airflow. Check that the thermostat is set to COOL and that the filter is not heavily clogged. If the problem continues, schedule professional diagnosis rather than repeatedly resetting the system.

Why is my air conditioner leaking water?

The most common cause is a clogged condensate drain line, particularly in Central Florida’s humid climate. Water can also leak because of a cracked drain pan, frozen evaporator coil, damaged condensate pump, or improperly connected drain. Turn off the system if water is collecting near electrical components or causing property damage.

What should I do if my AC freezes?

Turn the thermostat from COOL to OFF and set the fan to ON if the blower is operating normally. Check the filter and replace it if it is dirty. Do not chip or scrape ice from the coil. Once the ice has melted, the system should be inspected to determine whether the cause was restricted airflow, a dirty coil, blower trouble, or a refrigerant problem.

Why does my AC keep turning on and off?

Frequent cycling may be caused by a dirty filter, frozen coil, thermostat problem, failed capacitor, dirty condenser, electrical issue, or incorrectly sized equipment. Because repeated starts place added stress on the compressor and motors, short cycling should be inspected promptly.

Can a dirty air filter cause my AC to stop working?

Yes. A severely restricted filter can reduce airflow enough to cause poor cooling, longer operating cycles, higher energy use, and a frozen evaporator coil. Replacing the filter may resolve a minor airflow restriction, but continued problems usually indicate that the system needs further inspection.

How often should I change my AC filter in Florida?

The correct schedule depends on the filter type, household size, pets, indoor air conditions, and how often the system runs. Many standard filters need attention every one to three months. During periods of heavy cooling use, checking the filter monthly is a good practice even if it does not need to be replaced each time.

Is it safe to reset my air conditioner?

You can check the thermostat and electrical panel once if the AC has stopped unexpectedly. However, a breaker that trips repeatedly is signaling an electrical or mechanical problem. Do not continue resetting it. Contact an HVAC technician to determine why the circuit is opening.

How long does an AC repair take?

The time required depends on the problem, equipment accessibility, and whether a replacement part is available. Some repairs can be completed during the initial visit, while refrigerant leaks, coil replacements, compressor problems, or less common equipment may require additional work. The technician should explain the expected repair process after completing the diagnosis.

Can you repair older air conditioning systems?

Many older air conditioners can still be repaired when compatible parts are available and the overall condition of the equipment supports the investment. Rainaldi services all makes and models and can help you compare the cost and expected benefit of repair with replacement when an older system has a major failure.

Do you provide emergency AC repair in Orlando?

Yes. Rainaldi provides 24/7 service for Orlando and Central Florida homeowners, including evenings and weekends. When an air conditioner stops working or develops a problem that cannot safely wait, contact us to request service.

How can I help prevent future AC repairs?

Change or clean the air filter as recommended, keep plants and debris away from the outdoor unit, avoid blocking supply and return vents, and schedule an AC tune-up. Preventive service allows a technician to clean essential components, check system performance, and identify developing problems before they lead to a breakdown.

Do you repair heat pumps and ductless air conditioners?

Yes. Rainaldi repairs traditional central air conditioners, heat pumps, ductless mini-split systems, air handlers, thermostats, and related residential comfort equipment. The diagnostic process and required repair will depend on the type of system and the symptoms involved.

Schedule Air Conditioning Repair in Orlando

Do not wait for a small cooling problem to become a complete system failure. Rainaldi Home Services provides prompt, professional AC repair for homeowners throughout Orlando and the surrounding Central Florida area.

Call Rainaldi or schedule service online to have your air conditioner inspected by an experienced HVAC technician.

Schedule Service

Helpful Resources

View Blog

Same-day AC repair. Satisfaction guaranteed.

At Rainaldi Home Services, our air conditioning repair is backed by five decades of proven experience. That’s a lot of AC repairs! Our NATE-certified technicians provide service 24/7, including evenings and weekends, to make sure your AC is repaired quickly and correctly so you never have to sweat it.

We repair and service all makes and models, tout industry-leading warranties and, as a Goodman Factory Authorized Dealer, deliver quality repairs and replacements designed to last.

Fast, friendly, fantastic service.
It’s the Rainaldi way.

Some HVAC repair companies make you choose between fast service and quality service. Not us.

At Rainaldi Home Services, we deliver the fast, friendly, quality service that our friends and neighbors deserve. With 50 years of experience, same-day repairs and a 100% satisfaction guarantee, we’ll repair your HVAC right the first time.

Nexstar Network Trust Certified The Seal Verified
Rainaldi Home Services BBB Business Review

LET’S GET STARTED

HVAC pain? Call Rain.

We pride ourselves on delivering same day plumbing and HVAC services to our friends and neighbors throughout Central Florida. And we’re open 24/7. Which means we’re open right now.