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Q: Help! It’s hot in my house, and the AC unit is running, but it isn’t blowing cool air. Why is my AC unit fan not spinning? Do I need to call a professional, or is this something I can fix myself?
A : If there are problems with the AC building block fan not spin , the melody conditioning unit will not keep a home assuredness . There are a few reasons why the fan would stop working even though the unit itself is running . Some of the result can be as easy as checking the circuit breaker or vary the filter , while others will require a professional to diagnose and ready the problem . In the meantime , tick out some alternativeways to keep your mansion coolwhen your AC unit is n’t working .
The circuit breaker has been tripped because of overheating.
If the AC social unit fan is not spin , the first thing to check is the circuit ledgeman . Take a facial expression at the circumference ledgeman associated with the AC unit and see if it ’s been tripped . A lap breaker may trip from overheating due to outside temperature and the motor ’s heat . If this is the cause , flip the permutation at the electric control board and see if that solve the trouble . Some AC unit may have a shutoff on the social unit ’s side ; double - arrest that it has n’t been change off too .
The capacitor might be defective, and you might need to replace it.
A electrical condenser is a small cylindrical constituent that stores free energy and power the air conditioner ’s fans . AC unit have more than one capacitor , let in the start capacitor , which starts the motor , and a run capacitor that keeps the motor be given . If a condenser is old and washy , it can cause the fans to stop reel . If a capacitor is defective , it will need to be supplant by an HVAC professional . Delaying replacement could cause the motor to burn up out and conduce to more expensive repairs .
The fan motor is burned out and needs to be replaced.
The fan motor is the workhorse of an AC social unit . It can burn out when it ’s overworked and not routinely maintained . Depending on the zephyr conditioning unit ’s age , an HVAC professional might suggest supervene upon the entire AC unit since fan motor replacement is pricey .
The air filter might be clogged, and you need to clean or change it.
Another crusade of an AC unit fan not spin is a clogged air filter . If you ca n’t retrieve the last clip you replace the social unit ’s filter , it ’s fourth dimension for a replacement . This is an approachable root for homeowners to tackle . Air filters can get clog with dirt , dust , fur , pollen , and other rubble . If the air filter is clogged or immobilise , airflow will be restricted , which can cause ice buildup . If chalk is around the evaporator roll , the buff could stop working and cause the coil to freeze . Sometimes replace the air filter will solve the problem , but if the coil is frozen , it ’s recommended to call a professional .
A faulty belt might need to be replaced.
Over time , belts can become brittle and weak . It ’s vernacular in belt ammunition - powered AC units for the belts to be replaced when they cause a fan to halt spinning . An HVAC professional can easily substitute old , worn , or loose belts .
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Photo: istockphoto.com
Photo: istockphoto.com
Photo: istockphoto.com
