Shini SIC-10W, Manual

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Picture 2-6
：
Evaporator
2.2.6 High and Low Pressure Controller
1) The high and low pressure controller is used to control the working
pressure at the compressor air inlet and outlet.
2) The high-pressure controller is set to 25bar, and the low-pressure
controller is set to 2bar.
3) It will give the alarm when the compressor outlet air pressure is higher than
25bar, or the compressor suction port is lower than 2bar.
Picture 2-7
：
High and Low Pressure Controller
2.3
Options
2.3.1 Refrigerant Indicator
Picture 2-8
：
Refrigerant Indicator
1) The refrigerant indicator is used to detect whether the refrigerant is filled
appropriately.
2) The refrigerant indicator is used to detect the water ratio of the system.
2.3.2 Liquid Pipe Solenoid Valve