No cool in HVAC system? What is the take remedy? Trouble shoot?

Question

Accepted Answer

Possible causes for no cool in HVAC system and troubleshooting steps.

Check if the thermostat is set to cool mode and the temperature is set low enough.
Inspect the air filter and clean or replace if dirty.
Ensure the outdoor unit is not blocked by debris or vegetation.
Check for refrigerant leaks and recharge if necessary.
Verify that the condenser coils are clean and free of debris.
Test the capacitor and contactor for any faults.
Check for any electrical issues such as tripped breakers or blown fuses.