Replaced shorted compressor for unit #2203 for National Comfort M#CPG41838-U12, S#356A9682. Made all needed connections to adapt new compressor to the unit. Performed a pressure test at 200psi and a vacuum down to 500 microns. CUSTOMER SUPPLIED NEW R-410a refrigerant (4.28 lbs) PER FACTORY. Tested operation when completed. System is operating properly at this time. This will be a BILLOUT for labor and any additional materials needed.