Liugong Oil Pressure Switch Excavator Parts 34B1072 0.7bar Mechanical Sensor Application The WESPC 34B1072 is a 0.7 bar normally-closed mechanical pressure switch used on LiuGong CLG908C / 908D, CLG915D, CLG920E, CLG922E, CLG925E and CLG933E medium excavators. It is installed in the engine oil gallery and opens the ground circuit to the cab gauge and ECU when oil pressure exceeds 0.7 bar, making it a common service item across construction, quarry and rental fleets worldwide
