How To Add Refrigerant To Split Ac Unit

This technical tip for hvac professionals discusses why it is so important to only charge in liquid form when adding r 410a refrigerant to a system.

How to add refrigerant to split ac unit. In this article we use the word freon and refrigerant interchangeably. Long line sets the copper lines that the refrigerant travels through will require additional r 410 refrigerant. Freon is simply a brand name owned by dupont chemicals. Remove the fuses or turn the breaker off before continuing.

Manufacturers include a refrigerant charge in new air conditioning systems that will provide the correct amount of refrigerant for the unit and a 15 to 25 foot refrigerant line set. The outside unit should be equipped with a fused disconnect or circuit breaker located near the unit. Freon costs an average of 150 for a freon refill. If a leak does develop in the refrigerant line then your air conditioner s output will drop along with the drop in refrigerant levels.

An ac doesn t use up refrigerant. With the ac unit off hook up the gauges according to instructions. A 25lb jug of r410a runs 75 to 175 labor adds an average 70 per hour. Residential air conditioner freon refill cost.

Freon is a brand name of refrigerant that has come to be used generically to mean any refrigerant. A decrease in cooling output. Otherwise your air conditioning system can begin to experience a number of problems including. Turn the power off on your air conditioning system.

Older large r22 units can reach 600 or more. Step 8 add refrigerant once all aspects are connected to your ac unit you can release the valve on your freon container and allow the coolant to circulate in the system. Then put on some gloves and safety glasses to protect yourself from the freon and turn off your ac. This is the proper way to recharge an air conditioner as you want to monitor how much coolant you are adding so that you do not add too much.