How do you flush air conditioning system?

Answer 1

The only reason to flush the ac system is if you had a compressor burn out. if this did not happen you just need to have the system recharged. you might have air the the system pull a vaccum on the system this should remove the air and the moisture. ******************************************************************* If you replace the compressor you should replace the drier and expansion valve and flush the system. To flush it you need a flush solution and clean dry compressed air. Put the solution in and force it out with the air one line at a time until the flush comes out clean. Install the new parts with the proper amount of oil and recharge the system.