Your HVAC system should not need to be regularly refilled with refrigerant. Refrigerant is a closed system and should not leak or be consumed during normal operation. If your HVAC system is low on refrigerant, it is likely that there is a leak somewhere in the system that needs to be identified and repaired.
It is important to note that adding more refrigerant to your system without repairing the leak is not a long-term solution and can lead to bigger problems, such as compressor failure or reduced efficiency of your HVAC system.
If you suspect that your HVAC system is low on refrigerant, it is best to call a licensed HVAC technician to diagnose and repair the problem. They will be able to identify and repair any leaks, test the system, and recharge the refrigerant to the manufacturer’s specifications.
In general, your HVAC system should only need to be recharged with refrigerant if there is a leak or another issue that is causing the refrigerant level to drop. Routine maintenance of your HVAC system, such as cleaning the coils, changing air filters, and inspecting the system for leaks, can help prevent issues with refrigerant levels and ensure that your system is functioning properly.