Can you run your AC without a filter?
No, you should never fun your AC without a filter!
While your HVAC unit will run, it should never run without an air filter. Dirt is the number one cause of air conditioners breaking down, so running your unit without an installed air filters can cause serious damage.
The purpose of your air filter is to clean your home’s air and to keep your AC system dust- and dirt-free, which is why it’s important to only run your AC with a filter installed.