CSM-91 valves must be installed with flow in the direction of the arrow on the valve body. Easy access to the pressure taps and handwheel must be provided.

• 系列CSM-91阀门必须按照阀体上的箭头进行安装,使得箭头指向与流体流向一致。安装时必须保证容易接近测压孔和手轮。