Common HVAC Problem
AC Not Cooling
Your HVAC system is telling you something. Here's what ac not cooling means, why it happens, and how to fix it.
Signs You're Experiencing This
Air conditioner runs but house stays warm
AC blowing room temperature air
Thermostat set low but no cooling
Some rooms cool, others don't
What Causes AC Not Cooling
1
Dirty air filter restricting airflow
2
Low refrigerant from leak
3
Frozen evaporator coil
4
Faulty compressor
5
Thermostat malfunction
6
Clogged condensate drain
7
Dirty condenser coils
Try These Before Calling
Safe checks you can do yourself before scheduling a service call.
1
Check and replace air filter2
Verify thermostat is set to cool3
Check that outdoor unit is running4
Clear debris from around outdoor unit5
Check if vents are open and unblockedWhen to Call a Professional
- Ice visible on indoor or outdoor unit
- DIY checks don't resolve issue
- Unusual sounds from system
- System short cycling
- Refrigerant suspected (hissing, bubbling)
AC Not Cooling FAQ
AC Not Cooling is commonly caused by: Dirty air filter restricting airflow, Low refrigerant from leak, Frozen evaporator coil. Other factors include Faulty compressor and Thermostat malfunction. A professional diagnosis can pinpoint the exact cause in your system.
Still Having Issues?
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