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How To Install A Centralized Air Conditioning Unit

Are you planning to upgrade your air conditioning unit? Then planning to buy a centralized air conditioning unit is a great way to go. Here are the steps for air conditioning replacement procedure.

Step 1: Before replacing your old furnace or air conditioning unit, most technicians go to the disconnect to ensure it isn’t powered.


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It is also recommended to use gloves to avoid getting electrocuted. They will also try to replace the existing disconnect and whip, and these are outdoor accessory devices standard for centralized air conditioning units.

Step 2: The second step is connecting the refrigerant lines to the existing unit. Once done, the next thing to do is change the disconnect for the new air conditioning replacement. Be sure to use silicone caulk when making your disconnect weather-tight to ensure no water can seep through the disconnect.

Step 3: Flush the lines and then wholly evacuate the system and recharge it with a new refrigerant for the new centralized air condition.

Step 4: This step is more on the wirings wherein the low and high voltage is reconnected to the new air conditioning unit. You will not go through purging the lines as they will be pressurized with dry nitrogen by technicians to ensure that the refrigerant lines are clean and pressure tested. Once everything is set, check for any loose connections and turn on the air conditioning unit if it works.

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