2016
Dec
25
INSTALLATION, SETTING AND MAINTENANCE INSTRUCTIONS CRANE BALANCING VALVES
SCOPE OF THIS DOCUMENT COVERS BELOW MENTIONED BALANCING VALVES: DM921 & DMG921 DOUBLE REGULATING VALVE (DRV) DM931 & DMG931 DA931 & DAG 931 VARIABLE ORIFICE DOUBLE REGULATING VALVE (VODRV) DM941 & DMG 941 DA941 & DAG941 FIXED ORIFICE DOUBLE REGULATING VALVE (FODRV)