The amount of refrigerant, such as R410a, required to fill a 1-ton split air conditioning (AC) system depends on various factors, including the specific design and specifications of the AC unit. The precise amount of refrigerant needed can vary between different manufacturers and models. It is recommended to consult the manufacturer's guidelines or refer to the AC unit's technical specifications for the accurate refrigerant charge requirement.
As for the charges associated with filling the refrigerant, it is essential to contact a qualified HVAC (Heating, Ventilation, and Air Conditioning) professional or service technician. They will be able to assess the specific requirements of your AC system, determine the necessary amount of refrigerant, and provide you with an estimate of the charges involved for filling or recharging the refrigerant. The cost can vary based on factors such as the region, the HVAC service provider, and any additional services required.
It's important to note that handling refrigerants, such as R410a, requires expertise and knowledge of proper procedures to ensure safety and optimal functioning of the AC system. Therefore, it is recommended to seek assistance from trained professionals to perform refrigerant-related tasks to avoid any potential risks or damage to the equipment.