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EB 8135/8136 EN

Maintenance

5.3 

Tools and tightening torques

Valve 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 with order 

number

1280-3010

1280-3011

1280-0305

Holding tool

1280-3059 for washer (12.1) and anti-rotation fixture (12.2)

Tightening torques (±10 %)
Valve seat

120 Nm (M32 x 1.5)

500 Nm (M58 x 1.5)

1050 Nm (M90 x 1.5)

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 V2001 Series

Страница 1: ...g and Operating Instructions EB 8135 8136 EN Edition August 2016 Type 3535 Three way Valve with bellows seal and rod type yoke partial view Series V2001 Valves Type 3535 Three way Valve for Heat Trans...

Страница 2: ...if not avoided will result in death or seri ous injury WARNING Hazardous situations which if not avoided could result in death or seri ous injury NOTICE Property damage message or mal function Note Ad...

Страница 3: ...position 9 3 2 Arrangement of the valve 9 3 3 Strainer and bypass 9 4 Operation 11 5 Maintenance 11 5 1 Replacing the bellows seal 12 5 1 1 Disassembly 12 5 1 2 Assembly 13 5 2 Replacing the seat and...

Страница 4: ...th a CE marking have a declaration of conformity which includes information about the applied conformity assessment procedure The declaration of conformity can be viewed and downloaded from u http www...

Страница 5: ...ore starting any work on it When working on the valve make sure that the pneumatic air supply or power supply as well as the control signal are disconnected to prevent any hazards due to moving parts...

Страница 6: ...ows exit at ports A and B The flow rate from ports A or B to AB and vice versa depends on the cross sectional ar ea of flow between the seats and plugs The plug 3 3 1 3 2 is moved by changing the cont...

Страница 7: ...AB A B B 2 2 12 2 12 12 1 2 1 1 1 1 6 6 1 6 2 9 5 3 5 5 2 X 10 1 10 2 10 3 5 4 1 2 8 1 8 2 7 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 1 Sectional drawing DN 32 to 50 plug ar...

Страница 8: ...Leakage class DIN EN 1349 0 05 of KVS ANSI FCI 70 2 0 05 of CV Compliance 2 2 Materials Valve size DN 15 to 80 NPS to 3 Valve body Spheroidal graphite iron EN JS1049 Cast steel 1 0619 Stainless steel...

Страница 9: ...6 times the valve size DN up stream and downstream of the valve Contact SAMSON if this distance cannot be observed Flush the pipeline thoroughly before installation of the valve 3 2 Arrangement of th...

Страница 10: ...n flow pipe Installation in return flow pipe A AB B A AB B Flow pipe Return flow pipe Flow pipe Return flow pipe A AB B A AB B Flow pipe Return flow pipe Flow pipe Return flow pipe Heating with divert...

Страница 11: ...are used to keep the plug on the plug stem The different arrangement for valves in DN 32 to 50 and for valves in DN 65 and 80 as mixing and diverting valves is de scribed in the section on assembly We...

Страница 12: ...DN 50 or SW 13 DN 65 at the side on the hexagon X or at the flattened area of the plug stem to hold the stem stationary Loosen the nut 12 and remove the wrench 5 Unscrew the nut 12 Remove the two re...

Страница 13: ...ON After sales Service department for information on suitable lubricants 1 Apply a suitable lubricant to the gasket 5 3 and thread on the bellows housing 2 Insert the gasket 5 3 on the bellows housing...

Страница 14: ...ows seal Place an open end wrench at the side on the hexagon or at the flattened area X of the plug stem to hold the stem stationary NOTICE Do not twist the bellows 8 Tighten the nut 12 to secure the...

Страница 15: ...Mixing valve DN 15 to 25 12 1 12 2 12 11 1 11 2 11 3 11 4 3 1 3 2 Fig 8 Mixing valve DN 65 and 80 1 In valves DN 50 unscrew the lock nut 6 2 and stem connector nut 6 1 from the plug stem 2 Unscrew the...

Страница 16: ...ective parts 7 In valves DN 32 remove sleeve 10 1 or 11 1 Unscrew the top seat 2 1 using a suit able seat wrench see section 5 3 8 DN 15 to 25 Remove the plug 3 from the valve body DN 32 to 50 Remove...

Страница 17: ...e bottom plug 3 2 into the bot tom seat 2 2 Place the short sleeve 10 2 and top plug 3 1 one after the other onto the bottom plug To fix them into position in sert a long M8 screw through the bottom p...

Страница 18: ...11 Slightly pull out the bellows housing 5 2 together with the bellows seal Place an open end wrench at the side on the hexagon or at the flattened area X of the plug stem to hold the stem stationary...

Страница 19: ...he bellows seal 5 out of the bel lows housing and remove the body gas ket 1 2 6 Carefully clean all the parts and check them for damage Renew defective parts 7 DN 15 to 25 Unscrew the top seat 2 1 Rem...

Страница 20: ...e top seat 2 1 ensuring that the plug can slide into the seat from un derneath Tighten the top seat with the same tightening torque DN 32 to 50 Insert the bottom seat 3 2 into the valve body Use the s...

Страница 21: ...hers onto the plug stem due to insufficient space 7 Slightly pull out the bellows housing 5 2 together with the bellows seal Place an open end wrench at the side on the hexagon X or at the flattened a...

Страница 22: ...65 to 80 NPS 2 to 3 Seat wrench with order number 1280 3010 1280 3011 1280 0305 Holding tool 1280 3059 for washer 12 1 and anti rotation fixture 12 2 Tightening torques 10 Valve seat 120 Nm M32 x 1 5...

Страница 23: ...1 Valve type 2 Model number 3 Model number index 4 Order number or date 5 KVS coefficient 8 Nominal size 9 Nominal pressure 11 Permissible temperature C 12 Body material 6 2 ANSI version SAMSON DN ba...

Страница 24: ...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...

Страница 25: ...Type 3535 8 Customer inquiries Please submit the following details Type designation see nameplate Order number see nameplate Serial number Version and nominal size of the valve Pressure and temperatur...

Страница 26: ...26 EB 8135 8136 EN...

Страница 27: ...EB 8135 8136 EN 27...

Страница 28: ...SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de EB 8135 8136 EN 2016 10 14 English...

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