11. Install the new compressor, braze in the suction, and discharge lines, DO NOT install a filter dryer. Remember to run low flow Nitrogen through the system while brazing to prevent scale from forming inside your lines. You may have to loosen the high side flair nut on the outside unit if you only have one access port, (single zone system.) Be sure to retighten the flair nut before evacuating.
12. Reconnect the high voltage wires (U,V & W) to the proper compressor terminals making sure that they are tight.
13. Evacuate the system of all non-condensable gasses and moisture. Using the Deep Vacuum method or Triple Vacuum method described in the Installation Instructions.
14. Refill the system with new R-410A Refrigerant according to the outdoor unit tag + any additional refrigerant required due to long line set. Restore power to the unit and use the remote controls to turn the indoor heads back on.
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