How long does it take to replace a fan motor in an AC unit?

Author: Wellington Padberg DDS  |  Last update: Saturday, December 20, 2025

They will then need to remove the entire fan assembly and motor in order to access the compressor motor. After the new motor is installed and the condenser is reassembled, the refrigerant will then need to be recharged. The entire process will take quite a few hours and possibly up to a full day.

How long does it take to replace an AC fan motor?

It typically takes one to four hours for the technician to replace the AC fan motor. Normally, good technicians will check for other issues during this replacement. If more problems are found, they will be repaired as well. This means that a full repair may take a little longer.

How much does it cost to replace a fan motor in an AC unit?

The average cost of a new condenser fan motor ranges between $300 and $700, depending on the model, your AC unit, and labor costs. While this isn't cheap, replacing your fan motors before they break can save you thousands of dollars in HVAC repair services.

How do I tell if my AC blower motor is bad?

6 Signs of a Bad AC Blower Motor
  1. Weak Airflow From Your Vents. One of the first signs you may notice is what feels like less air coming from your vents. ...
  2. No Airflow. ...
  3. Unusual and Loud Sounds. ...
  4. Climbing Utility Bills. ...
  5. Overheating. ...
  6. Tripping Circuit Breaker.

What is the life expectancy of the AC fan motor?

Although AC fan motors can last 10-15 years or more, a lack of regular maintenance can shorten their lifespan. Here are some signs you may need AC fan motor replacement.

Cara test atau menghidupkan dinamo motor fan blower AC

Is it worth replacing fan motor on AC?

The Cost of Not Replacing It

Because of how hot the system runs, running your AC with a failed fan motor could result in your compressor failing, too. The compressor is a much more expensive component, typically running $1,400-$3,000, so procrastinating on AC repair could be a very costly delay.

What happens when AC fan motor goes bad?

A sure sign of a bad fan motor is a cooling fan that will not come on. The cooling fan should spin continuously during operation. You may hear a slight buzzing sound from the fan, but the fan will not turn at all if the motor has failed.

What causes a blower motor to go bad?

Overheating is one of the most frequent occurrences that can render the blower motor inoperative. If the motor has overheated, it may shut itself down to prevent damage. You should keep your HVAC clean and clear of any blockages or debris to avoid overheating and maintain efficiency.

How do I know if I need a new AC blower motor?

7 SIGNS YOU NEED A NEW AC MOTOR
  • AC Fan Doesn't Start. If you have a bad AC fan motor, you may have problems with your AC fan starting in the first place. ...
  • Overheating of the Air Conditioner Fan. As a blower motor ages, it can start to overheat. ...
  • Weird Sounds. ...
  • Higher Energy Bills Than Normal. ...
  • Weak Airflow From the Vents.

How much is a new AC blower?

Cost for a single-stage blower motor could run between $300 and $900, while cost for a variable-speed blower could be between $600 and $1,500. Remember, though, the higher upfront costs for a variable-speed blower motor will be offset by reduced monthly energy bills.

Should I replace the blower motor or buy a new furnace?

Replacing the blower motor is likely the best decision if your furnace is under warranty or relatively new. It might be better to replace the furnace if it's old or has a lot of issues that require frequent repairs. On average, a new blower motor costs $300 to $900.

Can you replace fan motor in air conditioner?

Replacing a condenser fan motor on HVAC equipment is a relatively simple job for technicians, but it's always good practice to review the steps to make sure it's done properly and safely.

How much does it cost to replace a fan capacitor on an AC unit?

For AC capacitor replacement, anticipate spending between $150 and $400, depending on the capacitor's type and accessibility. A bad AC capacitor is a fairly minor repair, and most HVAC technicians will recommend a repair rather than replacing the unit when the capacitor is the problem.

What is the average price to replace an AC fan motor?

AC condenser fan motor replacement costs $200 to $700 on average if not under warranty or $100 to $300 for labor under warranty. Central air conditioner fan motor prices are $100 to $400 for the part alone, depending on the brand, model, and voltage. AC repair services charge $75 to $150 per hour for labor.

How long does it take to replace a motor?

The time it takes for the mechanics to replace your car's engine depends on the model you drive and how old your vehicle is. Most engines can be exchanged in 5-10 hours under normal conditions, but the task might take longer if there are special requirements.

How long does a blower motor take to fix?

In general, it can take two to three hours to replace a typical blower motor. If a highly qualified technician has the part in stock, it can take as little as 1.5 hours.

How can I tell if my AC blower motor is bad?

If the motor is making rattling, clanking, or banging sounds, it may be because of a loose or broken part inside the system. Loud banging sounds are especially worrisome. They're usually a sign that something within the system is damaged or disconnected, potentially indicating the need to replace the blower motor.

What is the life of the AC blower motor?

Typically, the lifespan of furnace blower motors spans from a minimum of 10 years up to about 20 years, with most enduring an average period between 15 and 20 years. The same blower motor is used for both heating in the winter and cooling in the summer, making it essential for maintaining indoor climate control.

What does a bad HVAC blower motor sound like?

Faulty Blower Motor

If your blower motor is experiencing some issues, you may hear a high-pitched squeal or whistling sound. You may also experience rattling and loud screeching noises. The motor blower pushes warm air out of the furnace through the ducts into your home.

What happens when an AC blower motor goes out?

If your blower motor starts to go out, it can cause the rest of the system to overwork and heat up.

How long do HVAC blower motors last?

Blower motors are designed to last just as long as your furnace itself, anywhere from 10 to 20 years. Just as with any HVAC system, the better maintained and serviced your equipment is by experienced HVAC technicians the longer it will last and the fewer repairs you'll face.

Why do fan motors go bad?

Another cause of failure for fan motors is that the run capacitor deteriorates, which causes them to spin slowly, or that the thermal fuse fails, which turned out to be the cause for the fan below.

Can AC work without a fan?

Your AC is rendered useless without a functioning fan or furnace blower motor. This could also mean that you need a furnace repair or should start looking at costs for blower motor replacement. In addition, you will either suffer from no air or weak airflow with fan problems.

How to tell if an outside AC fan motor is bad?

7 Signs and Symptoms of a Bad AC Fan Motor
  1. AC Fan Doesn't Start. Even though you have the AC turned on, the fan does not start.
  2. AC Fan Doesn't Stop. ...
  3. Slow Rotating Blades. ...
  4. Outside Fan Blades Are Still. ...
  5. Rattling, Humming, and Buzzing Noises. ...
  6. AC Runs Intermittently. ...
  7. No Cold Airflow.

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