Removed and replaced bad compressor on Reach-In Cooler. Reclaimed refrigerant,installed new components and filter drier. Charged system with 250psi of nitrogen and let stand for 30 minutes with no drop in pressure. Vacuumed system to 500 microns and let stand for 30 minutes. Charged system with 134A refrigerant to factory specs and started unit, Checked amp draw and ensured system is operating correctly. System is full of product and is dropping in temp.