Step 1: Disconnect electrical power and recover refrigerant safely using proper recovery equipment.
Step 2: Mount compressor securely on vibration-damped base or frame.
Step 3: Connect suction and discharge refrigerant lines with proper brazing.
Step 4: Verify oil compatibility and ensure all fittings are tight.
Step 5: Wire supply per manufacturer wiring diagram carefully.
Step 6: Evacuate system thoroughly and perform vacuum and leak tests.
Step 7: Charge refrigerant, start unit, and test operation; check safety parameters.