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How to recycle the refrigerant of industrial water chiller to the reservoir?

The concrete operation steps of recovering refrigerant from industrial water chiller to liquid storage device are as follows:

1. Open all valves of industrial water cooler refrigeration system, and turn the suction globe valve counterclockwise to make it fully open. Then connect the repair valve with the suction globe valve by using multi-purpose joint.

2. Close the repair valve and adjust the suction stop valve to the three-way position.

3. Rotate clockwise to close the outlet globe valve of the reservoir.

4. Start the refrigeration compressor of the industrial water chiller, the main force in the evaporator is sucked into the condenser and the reservoir.