jamesbury_G130_im操作说明书手册o

NELES-JAMESBURY1MO-805Installation,Maintenance Operating Instructions1/2-6 SERIES G130ANS1 CLASS125,150,250,300,600SINGLE-SEATED TOP-GUIDED GLOBEAND ANGLE VALVES WITHCAGE-RETAINED SEAT RINGRead these instructions carefully beforeinstallation or servicing.WARNINGFOR YOUR SAFETY AND PROTECTION,IT IS IMPORTANT THATrepresentative.When performing maintenance,use only Neles-James.THE FOLLOWING PRECAUTIONS BE TAKEN PRIOR TO REMOVINGbury replacement parts.Parts are obtainable through your local repre-THE VALVE FROM SERVICE OR BEFORE ANY DISASSEMBLY OFsentative.When ordering parts,always include model and serial numberTHE VALVEof the unit being repaired.The model number,serial number,size and1.AT ALL TIMES DURING THIS ENTIRE PROCEDURE,KEEP HANDSrating of the valve are shown on the identification tag located on theOUT OF THE VALVE.A REMOTELY ACTUATED VALVE COULDactuator.CLOSE AT ANY TIME AND RESULT IN SERIOUS INJURY.2.KNOW WHAT MEDIA IS IN THE LINE.IF THERE IS ANY DOUBT,GENERALCHECK WITH THE PROPER AUTHORITY.1.These installation and maintenance instructions apply to all sizes and3.WEAR ANY PROTECTIVE CLOTHING OR EQUIPMENT NORMAL.ratings of the G130 Series control valves regardless of the type of trimLY REQUIRED WHEN WORKING WITH THE MEDIA INVOLVED.used.4.DEPRESSURIZE THE LINE AND VALVE AS FOLLOWS:A.)OPEN THE VALVE AND DRAIN THE LINE.STORAGEB.)CLOSE AND OPEN THE VALVE TO RELEVE ANY RESIDUAL1.When a valve is to be stored for an extended period,remove the linePRESSURE THAT MAY BE IN THE VALVE PRIOR TO REMOVINGconnection covers and spray a light coating of machine oil on theTHE VALVE FROM SERVICE.internals.Replace the covers to prevent foreign matter from enteringthe valve body.Exposed parts should also be sprayed with a protectiveC.)AFTER REMOVAL AND PRIOR TO ANY DISASSEMBLY,DRAINfilm of oil.ANY REMAINING MEDIA BY PLACING THE VALVE IN THE VERTICAL POSITION AND CAREFULLY OPENING AND CLOSING THE2.A packing list,containing a complete description of the valve andVALVE SEVERAL TIMES.accessories (such as a valve positioner,etc.),accompanies each valve5.TRIM AND BODY RATINGS-THE PRACTICAL AND SAFE USE OFwhen shipped.This list should be checked soon after the shipment hasbeen received.THIS PRODUCT IS DETERMINED BY BOTH THE TRIM AND BODYRATINGS.READ THE NAME TAG AND CHECK BOTH RATINGS.THIS3.When hoisting the valve,make sure that ropes or cables are ofPRODUCT IS AVAILABLE WITH A VARIETY OF TRIM MATERIALSsufficient strength and are positioned so that any tubing or accessoriesSOME OF THE TRIM MATERIALS HAVE PRESSURE RATINGS THATwill not be damaged.ARE LESS THAN THE BODY RATINGS.ALL OF THE BODY AND TRIMRATINGS ARE DEPENDENT ON VALVE TYPE AND SIZE.TRIMMATERIAL,BOLTING MATERIAL,AND TEMPERATURE.DO NOTUNPACKAGINGEXCEED THESE RATINGS.1.Care must be exercised when unpacking the valve to prevent damageto the accessories and component parts.Should any problems arise,INTRODUCTIONcontact your local representative.THE FOLLOWING INSTRUCTIONS SHOULD BE THOROUGHLYREVIEWED AND UNDERSTOO