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8-2

EB 8115 EN

Malfunctions

Contact our after-sales service for malfunc

tions not listed in the table.

8.2 Emergency action

Plant operators are responsible for emergen-

cy action to be taken in the plant.
In the event of a valve malfunction:
1.

Close the shut-off valves upstream and

downstream of the control valve to stop

the process medium from flowing

through the valve.

Perform troubleshooting (see sec-
tion 8.1).

Rectify those malfunctions that can be
remedied based on the instructions pro

vided here. Contact our after-sales ser-

vice in all other cases.

Putting the valve back into operation after

a malfunction

See the 'Start-up' section.

Note

Содержание 3321CT

Страница 1: ...Translation of original instructions EB 8115 EN Edition June 2022 Type 3321CT Valve DIN and ANSI versions For combining with actuators e g Type 3379 Pneumatic Actuator...

Страница 2: ...st you in mounting and operating the device safely The instructions are binding for handling SAMSON devices The images shown in these instructions are for illustration purposes only The actual product...

Страница 3: ...4 2 Removing the packaging from the valve 4 1 4 3 Transporting and lifting the valve 4 1 4 3 1 Transporting the valve 4 2 4 3 2 Lifting the valve 4 2 4 4 Storing the valve 4 3 5 Installation 5 1 5 1...

Страница 4: ...to SAMSON 12 1 13 Disposal 13 1 14 Certificates 14 1 15 Annex 15 1 15 1 Tightening torques 15 1 15 1 1 Tightening torques to install the seat 15 1 15 1 2 Tightening torques for connection of body and...

Страница 5: ...lds of application as well as possible uses Reasonably foreseeable misuse The control valve is not suitable for the following applications Use outside the limits defined during sizing and by the techn...

Страница 6: ...s The fail safe position of the control valve upon air supply or control signal failure depends on the actuator used see associated actuator documentation When the valve is combined with a SAMSON Type...

Страница 7: ...d observe the specified hazard statements warnings and caution notes Furthermore operating personnel must be familiar with the applicable health safety and accident prevention regulations and comply w...

Страница 8: ...the candidate list of the REACH regulation Information on safe use of the part affected u www samsongroup com About SAMSON Material Compliance REACH If a device contains a substance which is listed a...

Страница 9: ...medium valve components and pipelines may get very hot or cold and cause burn injuries Allow components and pipelines to cool down or warm up to the ambient tempera ture Wear protective clothing and s...

Страница 10: ...s poses a serious risk to health Certain lubricants and cleaning agents are classified as hazardous substances These substances have a special label and a material safety data sheet MSDS issued by the...

Страница 11: ...tightening torques lead to parts wearing out more quickly Parts that are too loose may cause leakage Observe the specified tightening torques see Tightening torques in Annex Risk of valve damage due...

Страница 12: ...1 8 EB 8115 EN...

Страница 13: ...fied body fluid group and category 6 Type designation 7 Device index 2 digit number 9 Year of manufacture 12 Production number 14 Flow coefficient KVS 15 Characteristic equal percentage 16 Seat plug s...

Страница 14: ...2 2 EB 8115 EN...

Страница 15: ...l safe posi tions that become effective when the supply air fails Actuator stem extends FA When the signal pressure is reduced or the air supply fails the springs move the actuator stem downward and c...

Страница 16: ...0 14 13 1 7 8 5 15 11 12 9 6 4 1 Body 2 Seat 3 Plug 4 Guide bushing 5 Spring 6 Washer 7 Valve bonnet 8 Packing 9 Spacer 10 Screw 11 Retaining washer 12 Retaining ring 13 Gasket body gasket 14 Flange 1...

Страница 17: ...sec tion More information is available in Data Sheet u T 8115 Noise emissions SAMSON is unable to make general state ments about noise emissions The noise emis sions depend on the valve version plant...

Страница 18: ...l IV Soft seal VI Conformity FDA compliance Compliance with EC Directive 1935 2004 Table 3 2 Materials Type 3321CT Valve Valve body Stainless steel 1 4408 A351 CF8M Valve bonnet Stainless steel 1 4404...

Страница 19: ...ng and cover Stainless steel 1 4409 A351 CF3M Transparent cover Polycarbonate Table 3 3 Dimensions and weights Table 3 3 1 Type 3321CT Valve DN 15 20 25 32 40 50 65 80 NPS 1 1 2 2 3 L PN 16 40 mm 130...

Страница 20: ...m 63 90 150 Actuator area cm 31 63 176 With Type 3724 Positioner H mm 285 310 H3 1 mm 150 A1 mm 30 D1 mm 108 D2 mm 69 96 160 Weight kg ap prox 3 7 4 9 10 7 Without positioner H mm 195 215 H3 1 mm 150...

Страница 21: ...EB 8115 EN 3 7 Design and principle of operation Dimensional drawings A1 D1 L H2 H1 H H3 G1 8 Type 3321CT Valve with Type 3379 Pneumatic Actuator...

Страница 22: ...1 L Type 3321CT Valve with Type 3379 Pneumatic Actuator and Type 3724 Positioner The associated documentation applies to the actuator and valve accessories For example u EB 8315 for Type 3379 Pneumati...

Страница 23: ...cal data section 4 2 Removing the packaging from the valve Observe the following sequence Do not open or remove the packaging until immediately before lifting to install the valve into the pipeline Le...

Страница 24: ...ide more de tailed transport and lifting instructions on re quest 4 3 1 Transporting the valve The control valve can be transported using lifting equipment e g crane or forklift Leave the control valv...

Страница 25: ...de two slings around the ac tuator Secure the slings against slipping by using a connector 3 Carefully lift the control valve Check whether the lifting equipment and acces sories can bear the weight 4...

Страница 26: ...ainst moisture and dirt Store it at a relative humidity of less than 75 In damp spaces prevent condensation If necessary use a drying agent or heating Make sure that the ambient air is free of acids o...

Страница 27: ...uting The inlet and outlet lengths see Table 5 1 vary depending on several variables and process conditions and are intended as rec ommendations Contact SAMSON if the lengths are significantly shorter...

Страница 28: ...top must be supported or suspended Valve accessories During connection of valve accessories make sure that they are easily accessible and can be operated safely from the work position Vent plugs Vent...

Страница 29: ...started up Risk of valve damage due to excessively high or low tightening torques Observe the specified torques when tighten ing control valve components Excessive tightening torques lead to parts we...

Страница 30: ...n 2 3 10 14 13 4 1 8 7 Marking on the valve bonnet Front of the valve 1 Body 2 Seat 3 Plug 4 Guide bushing 7 Valve bonnet 8 Packing 10 Screw 13 Body gasket 14 Flange Fig 5 1 Type 3321CT Valve Fig 5 2...

Страница 31: ...ng torques 6 Apply a suitable lubricant to the thread of the valve bonnet 7 7 Screw the valve bonnet 7 into the actu ator base until it reaches the metal stop Observe tightening torques 8 Carefully pl...

Страница 32: ...cted and the valve including the actuator Release any stored energy Drain the process medium from all the plant sections concerned as well as the valve Risk of hearing loss or deafness due to loud noi...

Страница 33: ...ure 5 Check the valve for leakage to the atmo sphere 6 Depressurize the pipeline section and valve 7 Rework any parts that leak and repeat the leak test 5 4 2 Travel motion The movement of the actuato...

Страница 34: ...5 8 EB 8115 EN...

Страница 35: ...umatic valve ac cessories not fitted with noise reducing fit tings Both can damage hearing Wear hearing protection when working near the valve Risk of personal injury due to exhaust air being vented W...

Страница 36: ...start up when the ambient temperature and process medium temperature differ greatly or the medium properties require such a measure 2 Slowly open the shut off valves in the pipeline Slowly opening th...

Страница 37: ...Noise emission e g cavitation or flashing may occur during operation caused by the process medium and the operating condi tions Additionally a loud noise may briefly occur through the sudden venting...

Страница 38: ...7 2 EB 8115 EN...

Страница 39: ...tored energy in the actuator e g spring compression See associated actuator documentation Signal pressure too low Check the signal pressure Check the signal pressure line for leakage Actuator and plug...

Страница 40: ...alve malfunction 1 Close the shut off valves upstream and downstream of the control valve to stop the process medium from flowing through the valve 2 Perform troubleshooting see sec tion 8 1 3 Rectify...

Страница 41: ...ents and the pipeline may be come very hot or cold Risk of burn injuries Allow components and pipelines to cool down or warm up to the ambient tem perature Wear protective clothing and safety gloves R...

Страница 42: ...le tools Only use tools approved by SAMSON see the Tools section in Annex Risk of valve damage due to the use of un suitable lubricants Only use lubricants approved by SAMSON see the Lubricants sectio...

Страница 43: ...rresponds to the upper bench range value to the connection on the bot tom diaphragm chamber Version with actuator stem retracts fail safe action make sure that no signal pressure is applied to the act...

Страница 44: ...2 3 10 14 13 1 7 8 4 Marking on the valve bonnet Front of the valve 1 Body 2 Seat 3 Plug 4 Guide bushing 7 Valve bonnet 8 Packing 10 Screw 13 Body gasket 14 Flange Fig 9 1 Type 3321CT Valve Fig 9 2 A...

Страница 45: ...see section 9 4 1 4 Unscrew the valve bonnet 7 from the actuator base 5 Unscrew the plug stem 3 from the actu ator stem 6 Pull the plug with plug stem 3 out of the valve bonnet 7 7 Pull the entire pa...

Страница 46: ...r ly seated in the body 21 Apply a suitable lubricant to the screws 10 22 Firmly press the plug 3 into the seat 2 while fastening down the valve bonnet 7 with the screws 10 Gradually tight en the scre...

Страница 47: ...and plug with plug stem 3 off the body 1 3 Replace the gasket see section 9 4 1 4 Unscrew the seat 4 using a suitable tool 5 Apply a suitable lubricant to the thread and the sealing cone of the new se...

Страница 48: ...ator stem Observe tightening torques 20 Apply a suitable lubricant to the thread of the valve bonnet 7 21 Screw the valve bonnet 7 into the actu ator base until it reaches the metal stop Observe tight...

Страница 49: ...MSON s After sales Service for infor mation on spare parts lubricants and tools Spare parts See the Spare parts section in the Annex for details on spare parts Lubricant See the Lubricants section in...

Страница 50: ...9 10 EB 8115 EN...

Страница 51: ...tem perature Wear protective clothing and safety gloves Risk of hearing loss or deafness due to loud noise Noise emission e g cavitation or flashing may occur during operation caused by the process me...

Страница 52: ...lves upstream and downstream of the control valve to stop the process medium from flowing through the valve 2 Completely drain the pipelines and valve 3 Disconnect and lock the pneumatic air supply to...

Страница 53: ...on its properties cause personal injury e g chemical burns Wear protective clothing safety gloves respiratory protection and eye protec tion Risk of personal injury due to preloaded springs Actuators...

Страница 54: ...11 2 EB 8115 EN...

Страница 55: ...Support After sales Service 2 Send an e mail u retouren samsongroup com to register the return shipment including the following information Type Article number Configuration ID Original order Complet...

Страница 56: ...12 2 EB 8115 EN...

Страница 57: ...EB 8115 EN 13 1 Disposal 13 Disposal Observe local national and internation al refuse regulations Do not dispose of components lubricants and hazardous substances together with your household waste...

Страница 58: ...13 2 EB 8115 EN...

Страница 59: ...Regulation FDA 21 CFR Section 177 1550 Indus trial valves in special execution with seals and packings for food contact on page 14 7 Declaration of conformity in compliance with the EU Regulation EC N...

Страница 60: ...fied in 35 and 46 of the Guide to Application of the Machinery Directive 2006 42 EC issued by the European Commission In the SAMSON Manual H 02 titled Appropriate Machinery Components for SAMSON Pneum...

Страница 61: ...PNmax 16 Tous fluides all fluids alle Fluide Vanne querre Angle valve Eckventil 3256 DIN ANSI corps en acier moul body of cast steel Geh use Gussstahl DN 32 200 NPS 1 8 Tous fluides all fluids alle Fl...

Страница 62: ...making available on the market of pressure equipment Richtlinie des Europ ischen Parlaments und des Rates zur Harmonisierung der Rechtsvor schriften der Mitgliedstaaten ber die Bereitstellung von Dru...

Страница 63: ...L1 L21 ANSI body of cast iron NPS 2 to NPS 4 fluids G2 L1 L21 Dreiwegeventil Three way valve V2001 3323 DIN Geh use GG DN 65 100 Fluide G2 L1 L21 DIN body of cast iron DN 65 100 fluids G2 L1 L21 Dreiw...

Страница 64: ...14 6 EB 8115 EN...

Страница 65: ...roduct 2020 07 Industrial valves in special execution with seals and packings for food contact types 3241 3321 CT 3310 and 3252 Seals and packings comply with European Regulation EC No 1935 2004 Ameri...

Страница 66: ...ese valves the materials seals glands and bodies the preparation of the parts and the conditions of assembly are in accordance with European Regulation EC No 1935 2004 American rules FDA 21 CFR 177 15...

Страница 67: ...3251 have passed the evaluation tests according to the requirements of TSG D7002 2006 Chinese Pressure Equipment As a result all of the above check valves meet the requirements of TSG D7002 2006 for C...

Страница 68: ...14 10 EB 8115 EN...

Страница 69: ...y be twice as high as the tightening torque 15 1 1 Tightening torques to install the seat Valve size Seats 2 made of 1 4404 DN NPS Thread Without torque multiplier With torque multiplier 1 15 to 25 to...

Страница 70: ...f plug stem and actuator stems Valve size Tightening torque for plug stem 3 DN NPS 15 to 50 to 2 4 65 to 80 2 to 3 20 15 1 4 Tightening torques for connection of bonnet and Type 3379 Actuator Valve si...

Страница 71: ...able for any hazardous substance used If necessary contact the manufacturer to obtain an MSDS Inform operating personnel about the hazardous substances and their correct handling 15 2 1 Recommended lu...

Страница 72: ...5 32 to 50 1 to 2 Seat wrench 9110 2464 65 to 80 2 to 3 Seat wrench 9110 2467 Special tools The following tools are additionally required to install and remove the seat Valve size Tool Material no Ima...

Страница 73: ...ol Material no Image DN NPS 15 to 80 to 3 Socket wrench For seats 24 mm 1281 0096 15 3 3 Packing extractor Valve size Tool Material no Image DN NPS 15 to 40 to 1 Packing extractor 1280 3037 50 to 500...

Страница 74: ...8115 EN Annex 15 4 Spare parts 1 Body 2 Seat 3 Plug 4 Guide bushing 5 Spring 6 Washer 7 Valve bonnet 8 Packing 9 Spacer 10 Screw 11 Retaining washer 12 Retaining ring 13 Body gasket 14 Flange 15 Cente...

Страница 75: ...EB 8115 EN 15 7 Annex 1 13 2 3 7 14 10 4 9 8 6 5 6 12 11 11 3 15 DN 65 80 Type 3321CT Valve Type 3379 Actuator...

Страница 76: ...he addresses of SAMSON AG its subsid iaries representatives and service facilities worldwide can be found on our website www samsongroup com or in all SAMSON product catalogs Required specifications P...

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Страница 80: ...2022 07 14 English SAMSON AKTIENGESELLSCHAFT Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samsongroup com www samsongroup com EB 8115 EN...

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