ZB150KQE Copeland Compressor For Cold Room Storage, Parallel Refrigeration Ac Condenser Unit

Simple start-up manual for parallel units

1 Pressure holding: the low pressure transmitter should be removed
2. Vacuum
3. Add freon: close the compressor valve and maintenance valve, open the liquid reservoir valve, add freon to the needle valve in front of the filter, close the liquid storage valve, open the maintenance valve, and fill up the freon. Open the oil balance maintenance valve, select 1 compressor, open the exhaust valve, half of the suction valve, controlled by the system control box, turn on the water pump or condenser fan, turn on the liquid inlet electromagnetic fluid and the evaporator fan, after running for 10 minutes, Fully open the suction valve. Check compressor oil level, oil reservoir oil level. The terminal uses a temperature control solenoid valve, and the defrosting is controlled by time or temperature.
4. Unit control box: display operating values: high pressure, low pressure, exhaust air temperature, suction air temperature Display alarm: Suction exhaust pressure alarm, press current alarm, condenser current alarm
How to control the reducer to work in turn has been set in the controller.