Machine main instrument is composed of a compressor air pressuregauge, pressuregauge, coolant cooling medium lowpressuregauge;
机台的主要仪表由压缩机空气压力表、冷媒高压表、冷媒低压表组成；
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Turn the adjusting knob clockwise and establish the required use pressure by referring to the low-pressuregauge. Make sure that the cylinder valve is easily accessible.