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Samson Valve Series, Монтаж и эксплуатация

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4.3

Tools and tightening torques

Maintenance–replacing parts

20

EB 8135/8136 EN

Valve nominal size

DN 15 to 25

NPS ½ to 1

DN 32 to 50

NPS 1½ to 2

DN 65 to 80

NPS 2½ to 3

Seat wrench

1280-3010

1280-3011

1280-0305

Tool to retain

1280-3059 for washer (12.1) and lock washer (12.2)

Tightening torque (

±

10 %)

Valve seat

120 Nm (M32x1.5)

500 Nm (M58x1.5)

1050 Nm (M90x1.5)

Nut (12)

15 Nm

25 Nm

Body nut (1.1)

10 Nm (M10)

30 Nm (M12)

90 Nm (M16)

Coupling nut (5.1)

80 Nm

Содержание Valve Series

Страница 1: ...and Operating Instructions EB 8135 8136 EN Edition August 2011 Valve Series V2001 Three way Valve for Heat Transfer Oil Type 3535 Fig 1 Type 3535 Three Way Valve with bellows seal and rod type yoke partial view ...

Страница 2: ... the order The manufacturer does not assume any responsibility for damage caused by external forces or any other external influence Any hazards which could be caused in the control valve by the process medium operating pressure signal pressure or by moving parts are to be prevented by means of the appropriate measures 4 Proper shipping and appropriate storage are assumed NOTICE 4 For installation ...

Страница 3: ...on 8 4 Maintenance replacing parts 8 4 1 Replacing the bellows seal 10 4 1 1 Disassembly 10 4 1 2 Reassembly 11 4 2 Replacing the seat and plug 12 4 2 1 Mixing valve 13 4 2 2 Diverting valve 16 4 3 Tools and tightening torques 20 5 Nameplate descriptions 21 5 1 DIN version 21 5 2 ANSI version 21 6 Dimensions in mm and inches 22 7 Customer inquiries 23 EB 8135 8136 EN 3 Contents ...

Страница 4: ... 4 1 4 2 4 3 5 1 3 2 3 1 10 3 10 2 10 1 3 1 X 3 2 12 12 1 12 2 Fig 2 Sectional drawing DN 32 bis 50 plug arrangement for mixing valve left and diverting valve right 5 3 Seal 5 4 Flange 6 Plug stem 6 1 Stem connector nut 6 2 Lock nut 7 Stem connector 8 1 Actuator stem 8 2 Rod type yoke 9 Nut 10 1 Sleeve 10 2 Sleeve short 10 3 Sleeve 12 Nut 12 1 Washer 12 2 Lock washers X Position for open end wrenc...

Страница 5: ...0619 Stainless steel 1 4408 Spheriodal graphite iron A 395 Cast steel A 216 WCC Stainl steel A 351 CF8M Nominal pressure PN 16 PN 25 Class 150 Class 300 End connections Flanges EN 1092 1 Form B1 Ra 3 2 to 12 5 µm EN 1092 1 groove Form D Raised face Seat and plug sealing Metal sealing Characteristic Linear Rangeability 30 1 up to DN 25 NPS 1 50 1 for DN 32 NPS 1 or larger Temperature range 10 to 35...

Страница 6: ...llation Clean out the pipeline thoroughly prior to in stalling the valve 2 2 Arrangement of control valve Depending on the task to be performed the control valve is arranged as illustrated in Fig 3 How the plugs are arranged for mixing or diverting valves is specified on the label at tached to the valve body Fail safe action Valve shuts off the heating medium supply or opens the supply of cool ing...

Страница 7: ...g using a mixing valve FE Installation in flow pipe Installation in return flow pipe Heating using a diverting valve FA or cooling using a diverting valve FE Installation in return flow pipe Installation in flow pipe A AB B Flow Return flow A AB B Flow Return flow A AB B Flow Return flow A AB B Flow Return flow A AB B Flow Return flow A AB B Flow Return flow A AB B Flow Return flow AB A B Flow Ret...

Страница 8: ...ted by dirt or other impuri ties between the seat and plug or because their facings have been damaged Valves in DN 15 to 25 have a one piece plug with the same arrangement for both mixing and diverting valves Valves in DN 32 and larger have two V port plugs In mixing valves the plugs move in wards into the seats whereas the plugs of the diverting valves move outwards into the seats To keep the exa...

Страница 9: ...e the signal pressure line As the process medium cannot drain completely out of the valve be awa re that some of the process medium could still be trapped in the valve We recommend that you remove the valve from the pipeline Note The tightening torques and special tools re quired for installing and removing the seat are listed in the table on page 20 NOTICE Prior to carrying out any repairs always...

Страница 10: ... the bellows housing 5 2 with the bellows assembly out of the body as far as they will go Place an open end wrench SW 10 for DN 50 or SW 13 for DN 65 at the side on the hexagon X or at the flattened area of the plug stem to hold it stationary Undo nut 12 and remove wrench 4 Unthread nut 12 Remove the two lock washers 12 2 and washer 12 1 5 DN 15 to 25 Carefully pull the plug stem 6 together with t...

Страница 11: ...the holes in the plug DN 32 to 80 Gradually insert the plug stem of the ready assembly bellows assembly 5 into the valve body allowing the plugs and sleeves to slide from the screw used to hold the plugs and sleeves onto the plug stem 3 First place the washer 12 1 and then the pair of serrated lock washers 12 2 onto the plug stem making sure the coarsely serrated surfaces of the lock washers face ...

Страница 12: ... tighten the coupling nut 5 1 with 80 Nm 6 DN 15 to 50 Thread the lock nut 6 2 and stem con nector nut 6 1 onto the top end of the plug stem Adjust the stem connector nut 6 1 to keep the dimension of 50 mm between the top of the bellows assembly 5 and the top of the stem connector nut 6 1 when the plug stem is completely in serted in the valve Refer to the dimen sional diagram on page 23 Mount the...

Страница 13: ... assembly 5 and carefully pull the plug stem 6 out of the valve body Pull the bellows assembly 5 out of the bellows housing and remove the body gasket 1 2 Carefully clean all parts and check them for damage Replace defective parts with new ones 6 For valves in DN 32 and larger remove sleeve 10 1 or 11 1 Unscrew the top seat 2 1 using a suit able seat wrench see table on page 20 7 DN 15 to 25 Lift ...

Страница 14: ...plug 3 into bottom seat 2 2 DN 32 to 50 Insert bottom plug 3 2 into bottom seat 2 2 Place the short sleeve 10 2 and top plug 3 1 one after the other onto the bottom plug To keep them in order in sert a long M8 screw through the bottom plug DN 65 and 80 Insert bottom plug 3 2 into bottom seat 2 2 Place two short sleeves 11 3 and 11 2 and the top plug one after the other onto the bottom plug To keep...

Страница 15: ... washers 12 2 onto the plug stem making sure the coarsely serrated surfaces of the lock washers face each other and the radial ribs face outwards Finger tighten the nut 12 onto the plug stem Note For nominal sizes DN 15 to 50 a special tool designed to hold the washers 12 1 and 12 2 can be ordered from SAMSON see table Especially on valves in nominal sizes DN 15 to 25 it is difficult to install th...

Страница 16: ...he valve Refer to the dimen sional diagram on page 23 Mount the actuator following the instructions in the corresponding mounting and operat ing instructions 4 2 2 Diverting valve Disassembly 1 Unscrew the stem connector nut 6 1 and lock nut 6 2 from the plug stem of valves in DN 50 or smaller 2 Unscrew the coupling nut 5 1 from the bellows housing Remove the nuts 1 1 and lift off the flange 5 4 3...

Страница 17: ... order no 8150 0119 to the seal 5 3 and the threaded part of the bellows housing Place seal 5 3 on the bellows housing 5 2 Insert the bellows assembly 5 with plug stem into the bellows housing Finger tighten the coupling nut 5 1 at first 2 Apply lubricant order no 8150 0119 to the thread and sealing cone of the new or machined seats 3 DN 15 to 25 Screw in bottom seat 2 2 and tighten Valve DN 15 to...

Страница 18: ...st place the washer 12 1 and then the pair of serrated lock washers 12 2 onto the plug stem making sure the coarsely serrated surfaces of the lock washers face each other and the radial ribs face outwards Finger tighten the nut 12 onto the plug stem Note For nominal sizes DN 15 to 50 a special tool designed to hold the washers 12 1 and 12 2 can be ordered from SAMSON see table Especially on valves...

Страница 19: ... 65 to 80 Nuts 1 1 M10 10 Nm M12 30 Nm M16 90 Nm Firmly tighten the coupling nut 5 1 with 80 Nm 8 DN 15 to 50 Thread the lock nut 6 2 and stem con nector nut 6 1 onto the top end of the plug stem Adjust the stem connector nut 6 1 to keep the dimension of 50 mm between the top of the bellows assembly 5 and the top of the stem connector nut 6 1 when the plug stem is inserted com pletely into the val...

Страница 20: ...to 1 DN 32 to 50 NPS 1 to 2 DN 65 to 80 NPS 2 to 3 Seat wrench 1280 3010 1280 3011 1280 0305 Tool to retain 1280 3059 for washer 12 1 and lock washer 12 2 Tightening torque 10 Valve seat 120 Nm M32x1 5 500 Nm M58x1 5 1050 Nm M90x1 5 Nut 12 15 Nm 25 Nm Body nut 1 1 10 Nm M10 30 Nm M12 90 Nm M16 Coupling nut 5 1 80 Nm ...

Страница 21: ... 11 Permissible temperature C 12 Body material 5 2 ANSI version 1 Valve type 2 Model number 3 Model number revision index 4 Order number or order date 5 Valve size 9 Permissible temperature F 10 Body material 11 CV coefficient 12 Pressure rating EB 8135 8136 EN 21 Nameplate descriptions SAMSON DN bar Made in Germany C T bar Δp PN Kvs No 12 11 9 8 5 4 1 3 2 No Δp Made in Germany Size SAMSON psi N p...

Страница 22: ... 235 70 20 150 80 25 160 85 32 180 245 100 40 200 105 50 230 120 65 290 350 130 80 310 140 ANSI version NPS L in H in H2 in Class 150 Class 300 Class 150 Class 300 7 25 7 50 9 25 3 62 3 76 7 62 3 82 2 7 75 9 65 3 88 1 8 75 9 25 4 37 4 63 2 10 00 10 50 5 00 5 26 2 10 78 11 50 13 78 5 43 5 75 3 11 75 12 50 5 87 6 26 ...

Страница 23: ... number 4 Nominal size and valve version 4 Pressure and temperature of process me dium 4 Flow rate in m h 4 Bench range signal pressure range e g 1 4 to 2 3 bar when a pneumatic actuator is used 4 Installation drawing EB 8135 8136 EN 23 Customer inquiries 50 1 96 H H2 L Fig 17 Dimensional drawing for Type 3535 Dimension applies to a plug stem inserted as far as it will go ...

Страница 24: ...SAMSON AG MESS UND REGELTECHNIK Weismüllerstraße 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 Internet http www samson de EB 8135 8136 EN 2011 09 ...

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