Why is my central AC running but not blowing hot air?
Your blower is a fan located in your air conditioner’s indoor unit (usually in your attic, crawlspace or a closet). A fan clogged by dirt, a stuck wheel, broken motor, or a loose fan belt are all common problems that reduce the amount of airflow you feel coming from your vents.
Why is my AC not heating?
The main causes of air conditioner heating problems with reverse cycle systems are: Ice building up. Clogged air conditioner filters and coils. Circuit breaker and fuse malfunctions.
Why is there no air coming out of my vents?
The most common cause of low air flow through the vents in your home is blocked or dirty AC filters. Be sure to keep the area around your AC filters clear of furniture and anything else that might block the flow of air, and be sure to clean or change your AC filters once a month.
How do I fix my AC not heating?
First, check the thermostat. Make sure it’s set to “cool” mode and then decrease the temperature. If this doesn’t work, check for a tripped breaker or blown fuse and reset the electricity to see if that solves the problem. Also check the wires to see if this is affecting the power supply.
Why the heat is not working?
Dirty filters are the most common cause of furnace problems. Dust and dirt restrict airflow—and if the filter gets too clogged, the heat exchanger will overheat and shut off too quickly, and your house won’t warm up. If the blower is running but no heat is coming out, replace the filter.
Why is my air conditioner blowing cold air?
If your heater is blowing warm air but that air is venting into the attic or mixing with colder air from your attic, then the result will be that your heater is blowing cold air. Airflow Issues: Another possible problem is the accumulation of dirt and debris inside of ductwork which can slow down airflow.
Why is my electric furnace not blowing air?
An electric furnace that is not blowing air could be the result of various problems. With so many complex mechanisms involved in a heating system, any given number of issues could cause the furnace to malfunction.
Why is my air conditioner not working in my house?
However, if you’re experiencing problems from the HVAC controls, then it’s possible that the same issue will prevent both your air conditioning and heater from working. For instance, a failed blower motor won’t be able to blow air into the cabin.
What to do if your heater is blowing cold air?
If your heater is blowing cold air, and it’s not one of the first two possible explanations on this list, then you’ll need a specialist to at least come and take a look. You might be able to tell if your ducts have a leak, but fixing them is another issue.