AB 0100 EN Servicing SAMSON Products Tightening Torques · Lubricants · Tools Electric and Pneumatic Control Valves SAMSON AKTIENGESELLSCHAFT · Weismüllerstraße 3 · 60314 Frankfurt am Main, Germany Edition February 2021 Phone: +49 69 4009-0 · Fax: +49 69 4009-1507 · [email protected] · www.samsongroup.com Contents Information for All Valve Series and Types 1 Contact data of SAMSON's After-sales Service ....................................................................................................1 2 Safety instructions and measures ........................................................................................................................1 3 Special tools for tightening torques .....................................................................................................................1 3.1 Torque wrench ....................................................................................................................................................1 3.2 Torque multiplier .................................................................................................................................................2 3.3 Adapter .............................................................................................................................................................2 3.4 Pneumatic adapter ..............................................................................................................................................3 3.5 Hydraulic power tool ...........................................................................................................................................3 4 Width across flats ...............................................................................................................................................4 Series 240 Valves 1 Information on Series 240 Valves ........................................................................................................................5 1.1 Technical data ....................................................................................................................................................5 1.2 Types of pressure balancing .................................................................................................................................5 1.3 Parts ..................................................................................................................................................................6 2 Tightening torques ..............................................................................................................................................7 2.1 Tightening torques to install the seat .....................................................................................................................7 2.2 Tightening torques for connection of body and bonnet/flange ................................................................................8 2.3 Tightening torques for plug stem connection in versions with insulating section or bellows seal ..................................8 2.4 Tightening torques for screw plug at test connection ...............................................................................................8 2.5 Tightening torques for nuts (bellows seal) ..............................................................................................................8 2.6 Tightening torques for connection of bonnet/flange with insulating section or bellows seal ........................................8 2.7 Tightening torques for threaded bushing ...............................................................................................................8 2.8 Tightening torques for stem connector nut and lock nut ...........................................................................................9 2.9 Tightening torques for stem connector clamps ........................................................................................................9 3 Lubricant ..........................................................................................................................................................10 3.1 Recommended lubricant ....................................................................................................................................10 3.2 Lubricant for adjustable packings .......................................................................................................................10 3.3 Lubricant sorted by parts and versions ................................................................................................................11 4 Tools ................................................................................................................................................................12 4.1 Pliers for assembly and disassembly ...................................................................................................................12 4.2 Packing extractor ..............................................................................................................................................12 4.3 Tool for high-temperature packings .....................................................................................................................12 Type 3241 Valve 1 Information on Type 3241 Valve .......................................................................................................................13 1.1 Technical data ..................................................................................................................................................13 1.2 Note on different seat wrenches for Type 3241 (DN 250/NPS 10) .......................................................................13 1.3 Parts ................................................................................................................................................................15 2 Tools ................................................................................................................................................................15 2.1 Tools for standard version ..................................................................................................................................15 2.1.1 Seat wrenches ..................................................................................................................................................15 2.1.2 Packing tools ....................................................................................................................................................16 2.2 Tools for version with insulating section or bellows seal ........................................................................................17 II AB 0100 EN 2.3 Tools for version with pressure balancing ............................................................................................................18 2.4 Tools for PSA valves ..........................................................................................................................................18 2.5 Tools for valves with AC trims .............................................................................................................................19 2.6 Lifting equipment ..............................................................................................................................................20 Type 3244 Valve 1 Information on Type 3244 Valve .......................................................................................................................21 1.1 Technical data ..................................................................................................................................................21 1.2 Parts ................................................................................................................................................................21 2 Tightening torques ............................................................................................................................................21 2.1 Tightening torques for screws to mount the plug in diverting valves .......................................................................21 2.2 Other tightening torques ....................................................................................................................................21 3 Tools ................................................................................................................................................................22 3.1 Tools for standard version ..................................................................................................................................22 3.1.1 Seat wrenches ..................................................................................................................................................22 3.1.2 Packing tools ....................................................................................................................................................23 3.2 Tools for version with insulating section or bellows seal ........................................................................................23 3.3 Tools for mixing valves with insulating section or bellows seal ...............................................................................24 3.4 Tools for PSA valves ..........................................................................................................................................24