When your home’s air flow is restricted, there’s no air moving through the air conditioning system to keep the condensate on the coil from freezing. The culprit is usually a dirty air filter. This is a simple problem to prevent.e
Best advice? Set reminders to regularly change your air filters, and get two A/C tune-ups each year to keep your system clean and efficient. Earlier in the season is better for maintenance, before HVAC contractors get busy with service calls.
How to fix air flow when A/C freezes up?
If your air conditioner freezes up due to an air flow issue, first thing to do is switch it off to start the defrosting process. Next thing you should do is turn on the fan. Let it run for 60 to 90 minutes. Check and change your air filter during this time. After that, turn your air conditioner back to cool and it should start working again.