How often should you replace a blower motor?
Blower motors that are clogged with debris, or that become saturated with moisture can fail due to overworking or electrical shorts. Something to consider when replacing the blower motor in your HVAC system is how often you are paying for repairs. Most residential furnaces should last between fifteen and twenty years.
How long do blower motors last in a car?
For the most part, the heater blower motor on your car is supposed to last as long as the actual vehicle does. Due to the harsh conditions that this blower motor has to operate in, it will usually end up having repair issues. There are a variety of problems that the blower motor may have that will render it useless.
What are the signs of a blower motor going bad?
5 Signs Your Blower Motor Needs to Be Replaced
- Weak Airflow from the Vents. This is usually the first indication that you may have a faulty blower motor. …
- No Airflow at All. …
- Unusually High Energy Bills. …
- Strange Sounds. …
Why do blower motors fail?
In most cases, a blower motor resistor fails due to corrosion or overheating. Sometimes, the mechanical resistance to the motor rotation causes an excessive electric current that can overheat and prematurely damage the blower motor resistor.
How much does it cost to replace a blower motor?
Cost to Replace Central or Forced Air Blower Motor
Replacing a blower motor costs $450 on average with a typical range of $250 to $800. With a warranty, you might pay as little as $150 for labor alone. For high-end models, like those with large motors or access issues, you might pay as much as $2,000.
Is it hard to replace a blower motor?
If you don’t want to sweat or shiver, then find a good mechanic. The replacement of the blower motor is common and straightforward, so most shops will perform the repair — many on the same day.
Can you drive with a bad blower motor?
A bad heater blower motor will not affect the safety of your car, with the possible exception of you not being able to clear the windshield of snow, ice, or condensation if the defrosters don’t work. But you won’t be comfortable inside your car, especially during the cold of winter and the heat of summer.
Can a blower motor be repaired?
There are a number of things that can go wrong with your heating system, but if the air stops blowing altogether and the same is true on cold air settings, a blower motor replacement is likely in order. The good news is that it’s a fairly straight forward repair.
What happens when blower motor relay goes bad?
If the blower motor relay develops any sort of problem that hinders its ability to properly limit and distribute power, it may cause the blower motor fuse to blow. Any sort of electrical spikes or excessive current from a bad relay will blow the fuse and cut power in order to protect the system.
How do you test a blower motor?
How to Test a Blower Motor
- Use voltmeter or ohmmeter to check for a blown fuse. If you find one, replace it.
- Start car and see if blower motor works. …
- If the circuits are in good repair but the blower motor keeps blowing fuses, replace the blower motor [source: You Fix Cars].
How much does it cost to replace a blower motor on an AC unit?
When your air conditioner’s fan motor breaks, it will typically cost about $300 to $600 to replace. It’s imperative to get this fixed quickly, since without a working fan motor your air conditioner’s compressor can be the next domino to tumble. Its repair is even more significant — usually running closer to $2,000.