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Samson EB 2111 Translation Of Original Instructions

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EB 2111/2121/2123 EN
Translation of original instructions
Type 1
Type 4
Type 4u
Type 1, Type 4 and Type 4u Temperature Regulators
Self-operated Regulators
Edition April 2022

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Summary of Contents for Samson EB 2111

  • Page 1 EB 2111/2121/2123 EN Translation of original instructions Type 1 Type 4 Type 4u Type 1, Type 4 and Type 4u Temperature Regulators Self-operated Regulators Edition April 2022...
  • Page 2 Note on these mounting and operating instructions These mounting and operating instructions assist 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 may vary.

  • Page 3: Table Of Contents

    Contents Safety instructions and measures ..............1-1 Notes on possible severe personal injury ............1-5 Notes on possible personal injury ..............1-5 Notes on possible property damage .............1-7 Markings on the device ................2-1 Valve nameplate ..................2-1 Nameplate of the control thermostat .............2-2 Location of the nameplates ................2-2 2.4 Material identification number ..............2-2 2.4.1...
  • Page 4 Ordering spare parts and operating supplies ..........9-6 Decommissioning ..................10-1 Removal ....................11-1 11.1 Removing the control thermostat ..............11-1 11.2 Removing the regulator from the pipeline ............11-1 Repairs ....................12-1 12.1 Returning devices to SAMSON ..............12-1 Disposal ....................13-1 Certificates ....................14-1 Annex......................15-1 15.1 Tightening torques ..................15-1 15.2 Lubricant ....................15-1 15.3 Tools ......................15-1...

  • Page 5: Safety Instructions And Measures

    In case operators intend to use the regulators in applications or condi- tions other than those specified, contact SAMSON. SAMSON does not assume any liability for damage resulting from the failure to use the de- vice for its intended purpose or for damage caused by external forces or any other external factors.
  • Page 6 − Safety harness when working at height − Safety footwear, ESD (electrostatic discharge) footwear, if necessary Î Check with the plant operator for details on further protective equipment. Revisions and other modifications Revisions, conversions or other modifications of the product are not authorized by SAMSON. They are performed at the user's own risk and may lead to safety hazards, for example. Fur- thermore, the product may no longer meet the requirements for its intended use. Warning against residual hazards...
  • Page 7 Start-up and shutdown procedures fall within the scope of the operator's duties and, as such, are not part of these mounting and operating instructions. SAMSON is unable to make any statements about these procedures since the operative details (e.g. differential pressures and temperatures) vary in each individual case and are only known to the operator.
  • Page 8 Safety instructions and measures Referenced documentation The following documents apply in addition to these mounting and operating instructions: − Mounting and operating instructions for Type 2231 and Type 2232 Control Thermostats (bulb sensors) e.g. u EB 2231 Type 2233, Type 2234 and Type 2235 Air Sensors e.g. Type 2213 Safety Temperature Monitor (STM) u EB 2043 Safety temperature limiters (STL) with Type 2212 Safety...

  • Page 9: Notes On Possible Severe Personal Injury

    Safety instructions and measures 1.1 Notes on possible severe personal injury DANGER Risk of bursting in pressure equipment. Regulators and pipelines are pressure equipment. Impermissible pressure or improper opening can lead to regulator components bursting. Î Observe the maximum permissible pressure for regulator and plant. Î...
  • Page 10 Î Wear protective clothing and safety gloves. Damage to health relating to the REACH regulation. If a SAMSON device contains a substance which is listed as being a substance of very high concern on the candidate list of the REACH regulation, this circumstance is indi- cated on the SAMSON delivery note. Î Information on safe use of the part affected u www.samsongroup.com/en/ about-samson/material-compliance/reach-regulation/.

  • Page 11: Notes On Possible Property Damage

    The lubricants to be used depend on the regulator material. Unsuitable lubricants may corrode and damage surfaces. Î Only use lubricants approved by SAMSON. When in doubt, consult SAMSON. Risk of leakage and regulator damage due to excessively high or low tightening torques.
  • Page 12 Î Do not dismantle the regulator. Î Only perform allowed activities on the regulator. Î Contact SAMSON's After-sales Service before replacing spare parts. Note SAMSON's After-sales Service can support you concerning lubricant, tightening torques and tools approved by SAMSON. EB 2111/2121/2123 EN...

  • Page 13: Markings On The Device

    Markings on the device 2 Markings on the device Several nameplates are affixed to the device. The nameplates are used to identify the sepa- rate regulator components (see section 2.1). 2.1 Valve nameplate Nameplates of Type 2111 and Type 2422 Valves DIN version ANSI version ANSI version · DIN version 1 Valve type 9 Perm. differential pressure 2 Model number with index 6 Unassigned 10 Perm.

  • Page 14: Nameplate Of The Control Thermostat

    Markings on the device 2.2 Nameplate of the control 2.4 Material identification thermostat number 2.4.1 Type 2111 and SAMSON °C Type 2422 Valve °C Made in Germany See the nameplate (11 for DIN/ANSI ver- 1 Type sion, body material) for the material used.

  • Page 15: Design And Principle Of Operation

    Design and principle of operation 3 Design and principle of oper- the outer surface of the bellows and the downstream pressure to the inside of the bel- ation lows. Î See Fig. 3-1 As a result, the forces acting on the plug are Type 1/Type 4: the valve closes as the medi- balanced out and the valve is fully balanced.
  • Page 16 Design and principle of operation Type 1 with Type 2111 Valve Flanged valve body 1.0619, 1.4408 12.1 Flanged valve body EN-GJS-400-18-LT, 12.2 EN-GJL-250 Type 2231 Thermostat (bulb sen- sor) Type 4/Type 4u with Type 2422 Valve Flanged valve body EN-GJL-250, EN-GJS-400-18-LT, 1.0619, 1.4408 Type 4u with reversing device Fig. 3-1: Functional diagram EB 2111/2121/2123 EN...

  • Page 17: Accessories

    Design and principle of operation Valve body Threaded connection for 12.2 Set point adjuster operating element Seat 13 Set point dial Coupling nut Plug 14 Spindle Operating element Bottom section 15 Excess temperature protection Pin of operating element 4.1 Balancing bellows 16 Coupling nut 10 Operating bellows Plug stem...
  • Page 18 Design and principle of operation Extension piece Separating piece Double adapter Reversing device A1 with seals A2 with bellows Valve Wooden bolt Coupling nut Stem Spindle Lever Washer Spring Fig. 3-2: Accessories · Type 1, Type 4 and Type 4u Sensor installation Correct Correct 4.2 5 Heat exchanger Partly Incorrect...

  • Page 19: Additional Fittings

    Refer to the instructions in the 'Installation' Strainers section. We recommend installing a SAMSON strainer (2) upstream of the valve. It prevents solid particles in the process medium from damaging the regulator. Î Do not use the strainer to permanently filter the process medium.

  • Page 20: Technical Data

    The temperature regulators are designed to maintain the temperature to the adjusted set Noise emissions point. SAMSON is unable to make general state- − For liquids, gases and vapors ments about noise emissions. The noise emis- − Max. temperature 350 °C/175 °F sions depend on the regulator version, plant −...
  • Page 21 Design and principle of operation Table 3-2: Technical data · Valves · All pressures in bar (gauge) Type 2111 Valve unbalanced Type 2422 Valve · Balanced by a bellows · Balanced by a diaphragm DN 15 to 50/ DN 65 to 100/ DN 125 to 150/ Valve size NPS ½...
  • Page 22 Design and principle of operation Table 3-4: K coefficients, x values and max. permissible differential pressures ∆p Type 2111 Valve · Unbalanced Valve size coefficient Max. perm. differential 25 bar 16 bar 14 bar 6 bar 6 bar 4 bar  1)  1)  2) pressure Δp 0.1 · 0.4 Reduced K coefficient 0.1 · 0.4 · 1.0 · 2.5  1) 1.0 · 4.0  1)
  • Page 23 Design and principle of operation Table 3-5: Materials · Valves · Material numbers according to DIN EN Type 2111 Valve · Unbalanced Valve size DN 32 to 50 DN 15 to 50 Pressure rating PN 16 PN 25 PN 40 Cast iron Spheroidal graphite iron Cast steel Cast stainless steel Valve body EN-GJL-250 EN-GJS-400-18-LT 1.0619...
  • Page 24 Design and principle of operation Table 3-6: Materials · Control thermostats · Material numbers according to DIN EN Type 2231, Type 2232, Type 2233, Type 2234 and Type 2235 Control Thermostats Version Standard version Special version Operating element Nickel-plated brass Type 2231/2232 Bronze CrNiMoTi steel Sensor Type 2233/2234 Copper Type 2235 Copper...
  • Page 25 Design and principle of operation Table 3-8: Dimensions and weights of Type 2422 Valves · Dimensions in mm · Weights in kg Type 2422 Valve (Type 4 · Type 4u) · Balanced by a bellows Valve size Length L Up to 220 °C (without 515 · 590 · 645 · 750 · 880 · extension piece)  2)  2)  2)  2)
  • Page 26 Design and principle of operation Dimensional drawings Type 2111 and Type 1 Valves Body material EN-GJS-400-18-LT and EN-GJL-250 Body material 1.0619 and 1.4408 Type 2422 and Type 4 Valves Balanced by a bellows Balanced by a diaphragm Fig. 3-4: Dimensions of Type 2111 Valve (Type 1) and Type 2422 Valve (Type 4) 3-12 EB 2111/2121/2123 EN...
  • Page 27 Design and principle of operation Dimensional drawings Type 2422 and Type 4 Valves Balanced by a bellows Balanced by a diaphragm Types 2231 to 2235 Control Thermostats · Type 1, Type 4 and Type 4u Type 2231/Type 2233 Type 2232/2234 Thermostat Type 2235 Thermostat Ø25 Ø25 With integrated set point adjustment With separate set point adjustment Fig. 3-5: Dimensions of Type 2422 Valve (Type 4u) and Types 2231 to 2235 Control Thermostats EB 2111/2121/2123 EN 3-13...
  • Page 28 Design and principle of operation Dimensional drawings Types 2232/2233/2234/2235 · Clamps and perforated cover for wall mounting To mount the set point adjuster or sensor to a wall, suitable clamps (photo) are available. The clamps for the sensor are integrated into the perforated cover.

  • Page 29: Shipment And On-Site Transport

    2. Check the shipment for transportation ing the valve. damage. Report any damage to Î Dispose and recycle the packaging in ac- SAMSON and the forwarding agent cordance with the local regulations. (refer to delivery note). 3. Determine the weight and dimensions of the units to be lifted and transported in order to select the appropriate lifting equipment and lifting accessories.

  • Page 30: Transporting And Lifting The Regulator

    Shipment and on-site transport 4.2 Transporting and lifting the WARNING regulator Risk of lifting equipment tipping over and risk of damage to lifting accessories due to exceeding the rated lifting capacity. DANGER Î Only use approved lifting equipment and Danger due to suspended loads falling. accessories whose minimum lifting ca- Î...

  • Page 31: Lifting The Regulator

    Shipment and on-site transport Î Protect the piping and any mounted 3. Move the regulator at an even pace to valve accessories against damage. the site of installation. Î The permissible ambient temperature of 4. Install the regulator into the pipeline (see standard regulators is –20 to +80 °C.

  • Page 32: Storing The Regulator

    Î To keep elastomers in shape and to pre- Î Avoid long storage times. vent cracking, do not bend them or hang Î Contact SAMSON in case of different them up. storage conditions or longer storage Î Store elastomers away from lubricants, times.

  • Page 33: Installation

    Î Make sure the direction of flow matches Pipeline routing the direction indicated by the arrow on The inlet and outlet lengths vary depending the body. on several variables and process conditions Î Contact SAMSON if the mounting posi- and are intended as recommendations. Con- tion is not as specified above. tact SAMSON if the lengths are significantly shorter than the recommended lengths. NOTICE To ensure that the regulator functions proper- Damage due to freezing.
  • Page 34 Installation Support or suspension Suspended mounting Note position The plant engineering company is responsi- − All versions ble for selecting and implementing a suitable support or suspension of the installed regula- tor and the pipeline. Upright mounting Depending on the regulator version and position mounting position, the valve, actuator and Not permissible...
  • Page 35 (see Table the place of installation (this also applies 5-10). when a thermowell is used). Î Seal the screw gland of the sensor. Table 5-10: Time constants of SAMSON thermostats (measurements with water) Installation with thermowell Principle of Time constant [s] Type ...

  • Page 36: Preparation For Installation

    Installation 5.2 Preparation for installation 5.3 Installation Valve and control thermostat can be assem- The components (valve, control thermostat bled before or after the valve has been in- and, if applicable, accessories) of the SAM- stalled in the pipeline. We recommend first SON regulator are delivered separately. Up- installing the valve without the control ther- on delivery, the separate components must mostat into the pipeline.
  • Page 37 Installation Table 5-1: Inlet and outlet lengths min. min. a x DN b x DN Inlet length Outlet length State of process Valve conditions Inlet length a Outlet length b medium Ma ≤ 0.3 Vapors Ma ≤ 0.3  1) Free of cavitation/w < 3  Liquid Cavitation producing noise/w ≤ 3  No wet steam Sensor installation Correct 4.2 5...

  • Page 38: Installing The Regulator

    Risk of regulator damage due to the use of The regulator can be installed into the down- unsuitable tools. stream pressure pipe (return flow pipe) or Î Only use tools approved by SAMSON the upstream pressure pipe (flow pipe) of the (see 'Tools' in Annex). plant. See installation examples in Fig. 5-3. 1. Close the shut-off valves upstream and...

  • Page 39: Installing The Control Thermostat

    Installation 5.4.3 Installing the reversing 4. Make sure that the correct flange gaskets are used. device 5. Bolt the pipe to the valve free of stress. Î See Fig. 5-5 5.4.2 Installing the control thermostat Note The reversing device (for Type 4u) can only be attached to the valve when the stem is ful- Note ly retracted.

  • Page 40: Cleaning The Pipeline

    Installation 5.5 Cleaning the pipeline 5.6 Testing the regulator We recommend additionally flushing the DANGER pipeline with installed regulator before start- Risk of bursting due to incorrect opening of pressurized equipment or components. Î Observe the mesh size of the upstream Regulators and pipelines are pressure equip- strainer for the maximum particle size. ment that may burst when handled incor- Use strainers to suit the process medium.

  • Page 41: Leak Test

    4. Depressurize the pipeline section and The regulator components are delivered by regulator. SAMSON ready for use. To test the regulator 5. Rework any parts that leak and repeat functioning before start-up or putting back the leak test. the regulator into operation, perform the fol- lowing tests: EB 2111/2121/2123 EN...

  • Page 42: Pressure Test

    Î Seal off the valve using a coupling nut (0250-1037) with seal (0340-1962). Note The plant operator is responsible for performing the pressure test. SAMSON's After-sales Service can support you to plan and perform a pressure test for your plant. Pressure test with mounted control...

  • Page 43: Filling The Plant

    Installation 5.6.3 Filling the plant 2. Shut down the plant again. Cooling applications: allow the regulator Open the shut-off valves slowly over a time to heat up until all the condensation wa- period of several minutes preferably starting ter has dried off. from the upstream pressure side to fill the Heating applications: allow the regulator plant.
  • Page 44 Installation − The separating piece is installed between A thermostat can be changed on site to in- the valve and thermostat to protect the stall an extension piece, separating piece or operating element against excessively double adapter. high pressures in the plant. In stainless How to proceed: steel regulators, it also separates the op- 1.

  • Page 45: Start-Up

    Start-up 6 Start-up WARNING The work described in this section is only to Risk of hearing loss or deafness due to loud be performed by personnel appropriately noise. qualified to carry out such tasks. Noise emission (e.g. cavitation) may occur during operation caused by the process me- dium and the operating conditions.

  • Page 46: Start-Up And Putting The Device Back Into Operation

    Start-up 6.1 Start-up and putting the 4. Check the adjusted temperature set point at the thermometer installed near the device back into operation temperature sensor. 1. Depending on the field of application, 6.3 Starting up the plant when allow the regulator to cool down or warm up to reach ambient temperature vapors are controlled before start up.

  • Page 47: Operation

    Operation 7 Operation WARNING Immediately after completing start-up or Risk of hearing loss or deafness due to loud placing the regulator back into service (see noise. the 'Start-up' section), the regulator is ready Noise emission (e.g. cavitation) may occur for use. during operation caused by the process me- dium and the operating conditions.

  • Page 48: Correcting The Set Point Dial

    Operation 7.3 Excess temperature safe- Note guard of the thermostat Higher set point temperatures can be adjust- ed in increments as required. However, to Stem of the set point lower the set point temperature, proceed in adjuster projecting out steps of 10 to 20 °C. When doing so, wait of the housing indicates an excessively high for the process medium to cool down before...

  • Page 49: Malfunctions

    Recommended action Temperature regulators for heating applications · Type 1 and Type 4 Î Remove foreign particles. Foreign particles blocking the plug Î Replace damaged parts. Î Contact SAMSON's After-sales Service. Î Replace the damaged seat and plug. Seat and plug are worn or leak. Î Contact SAMSON's After-sales Service. Control thermostat defective Î...
  • Page 50 Î Check the sizing. Î Change K coefficient, if necessary or Regulator or K coefficient too small install a different sized regulator. Î Contact SAMSON's After-sales Service. Temperature at the Insufficient heating energy available Î Draw up an energy balance. sensor does not reach the set point Î Remove foreign particles. Foreign particles blocking the plug Î...
  • Page 51 Recommended action Temperature regulators for cooling applications · Type 4u Î Remove foreign particles. Foreign particles blocking the plug Î Replace damaged parts. Î Contact SAMSON's After-sales Service. Î Replace the damaged seat and plug. Seat and plug are worn or leak. Î Contact SAMSON's After-sales Service. Control thermostat defective Î Replace the control thermostat.
  • Page 52 Î Contact SAMSON's After-sales Service. Î Check the sizing. Loud noises High flow velocity, cavitation Î Install larger regulator, if necessary. Leak between control Î Check the specified tightening torque (see Coupling nut tightened incorrectly thermostat and valve 'Tightening torques' in Annex). Note Contact SAMSON's After-sales Service for malfunctions not listed in the table. EB 2111/2121/2123 EN...

  • Page 53: Emergency Action

    3. Rectify those malfunctions that can be remedied based on the instructions pro- SAMSON's After-sales Service can support vided here. Contact SAMSON's Af- you in drawing up an inspection and test ter-sales Service in all other cases. plan for your plant.
  • Page 54 EB 2111/2121/2123 EN...

  • Page 55: Servicing

    Servicing 9 Servicing WARNING The regulator does not require any mainte- Risk of burn injuries due to hot or cold com- nance. Nevertheless, it is subject to natural ponents and pipeline. wear, particularly at the seat, plug and con- Regulator components and the pipeline may trol thermostat.
  • Page 56 Î Only use approved lifting equipment and before it left the factory. accessories whose minimum lifting ca- − Certain test results certified by SAMSON pacity is higher than the weight of the lose their validity when the regulator is valve (including actuator and packaging, opened.
  • Page 57 Servicing Type 1 with Type 2111 Valve Flanged valve body 1.0619, 1.4408 12.1 Flanged valve body EN-GJS-400-18-LT, 12.2 EN-GJL-250 Type 2231 Thermostat (bulb sensor) Type 4/Type 4u with Type 2422 Valve Flanged valve body EN-GJL-250, EN-GJS-400-18-LT, 1.0619, 1.4408 Type 4u with reversing device Fig. 9-1: Functional diagram EB 2111/2121/2123 EN...

  • Page 58: Preparing The Valve For Service Work

    Servicing Valve body Threaded connection for op- 12.2 Set point adjuster erating element Seat Set point dial Coupling nut Plug Spindle Operating element Bottom section Excess temperature protection Pin of operating element 4.1 Balancing bellows Coupling nut Operating bellows Plug stem Double nipple Capillary tube 5.1 Spring Piston...

  • Page 59: Service Work

    Servicing 9.3 Service work Removing the control thermostat 1. Put the regulator out of operation (see Î Before performing any service work, the 'Decommissioning' section). preparations must be made to the regu- 2. Unscrew the coupling nut (11) of the op- lator (see section 9.1).

  • Page 60: Replacing The Seat And Plug

    To replace seat and plug, contact Contact your nearest SAMSON subsidiary SAMSON's After-sales Service. or SAMSON's After-sales Service for infor- mation on spare parts, lubricants and tools. Further information is available in Annex ('After-sales service'). Spare parts See Annex for details on spare parts.

  • Page 61: Decommissioning

    Decommissioning 10 Decommissioning WARNING The work described in this section is only to Risk of personal injury due to pressurized be performed by personnel appropriately components and process medium being dis- qualified to carry out such tasks. charged. Incorrect opening of pressure equipment or mounting parts may lead to the process me- DANGER dium escaping to the atmosphere.
  • Page 62 Decommissioning To decommission the regulator for service work or disassembly, proceed as follows: 1. Close the shut-off valve (1) on the up- stream side of the regulator. 2. Close the shut-off valve (6) on the down- stream side of the regulator. 3. Depressurize the plant. 4. Completely drain the pipelines and valve. 5. If necessary, allow the pipeline and reg- ulator components to cool down or warm up to the ambient temperature.

  • Page 63: Removal

    Removal 11 Removal 11.1 Removing the control thermostat The work described in this section is only to be performed by personnel appropriately 1. Pull the sensor out of the thermowell. In qualified to carry out such tasks. cases where a thermowell is not used, unscrew the screw gland and pull out the WARNING sensor.
  • Page 64 11-2 EB 2111/2121/2123 EN...

  • Page 65: Repairs

    Risk of regulator damage due to incorrect & Support > After-sales Service. service or repair work. After checking your registration, we will Î Contact SAMSON's After-sales Service send you a return merchandise authori- for service and repair work. zation (RMA).
  • Page 66 12-2 EB 2111/2121/2123 EN...

  • Page 67: Disposal

    Disposal 13 Disposal We are registered with the German national register for waste electric equipment (stiftung ear) as a producer of electrical and electronic equipment, WEEE reg. no.: DE 62194439 Î Observe local, national and internation- al refuse regulations. Î Do not dispose of components, lubricants and hazardous substances together with your other household waste.
  • Page 68 13-2 EB 2111/2121/2123 EN...

  • Page 69: Certificates

    Certificates 14 Certificates The EU declarations of conformity are in- cluded on the next pages: − EU declaration of conformity in compli- ance with Pressure Equipment Directive 2014/68/EU on page 14-2. − EU declaration of conformity in compli- ance with Machinery Directive 2006/42/EC for Type 1, Type 4 and Type 4u Regulators on page 14-4.
  • Page 70 Modul H/Module H, Nr./No. / N° CE-0062-PED-H-SAM 001-16-DEU-rev-A SAMSON erklärt in alleiniger Verantwortung für folgende Produkte:/For the following products, SAMSON hereby declares under its sole responsibility: Ventile für Druck-, Differenzdruck-, Temperatur- und Volumenstromregler/Valves for pressure, temperature, flowregulators and differential pressure regulators Typ 2336, 2373, 2375, 44-1B, 44-2, 44-3, 44-4, 44-6B, 44-9, 45-1, 45-2, 45-3, 45-4, 45-6, (Erz.-Nr.
  • Page 71 EB 2111/2121/2123 EN 14-3...
  • Page 72 14-4 EB 2111/2121/2123 EN...
  • Page 73 EB 2111/2121/2123 EN 14-5...
  • Page 74 14-6 EB 2111/2121/2123 EN...
  • Page 75 Für folgendes Produkt: Ventil Typ 2111 Wir, die SAMSON AG, erklären, dass das Ventil Typ 2111 eine unvollständige Maschine im Sinne der Maschi- nenrichtlinie 2006/42/EG ist und die sicherheitstechnischen Anforderungen nach Anhang I Artikel 1.1.2, 1.1.3, 1.1.5, 1.3.2, 1.3.4 und 1.3.7 der Richtlinie eingehalten werden. Die speziellen Unterlagen nach Anhang VII Teil B wurden erstellt.
  • Page 76 For product descriptions refer to: Types 1, 4 and 4u Temperature Regulators: Mounting and Operating Instructions EB 2111/2121/2123 Type 2404-2 Excess Pressure Valve with pilot valve: Mounting and Operating Instructions EB 2540 Type 2422/2424 Pressure Reducing Valve: Mounting and Operating Instructions EB 2547...
  • Page 77 EB 2111/2121/2123 EN 14-9...
  • Page 78 14-10 EB 2111/2121/2123 EN...
  • Page 79 EB 2111/2121/2123 EN 14-11...
  • Page 80 14-12 EB 2111/2121/2123 EN...
  • Page 81 EB 2111/2121/2123 EN 14-13...
  • Page 82 14-14 EB 2111/2121/2123 EN...

  • Page 83: Annex

    Part Width across flats Tightening torque in Nm actuator area Coupling nut (7) SW 36 15.2 Lubricant SAMSON's After-sales Service can support you concerning lubricants and sealants ap- proved by SAMSON. 15.3 Tools SAMSON's After-sales Service can support you concerning tools approved by SAMSON.

  • Page 84: Spare Parts

    Annex 15.5 Spare parts 15.5.1 Valve Legend for Fig. 15-1 to Fig. 15-3 Body 36 Nipple Bottom section 97 Flange Seat 109 Nameplate Plug 500 Bellows 12 Washer 502 Balancing screw 13 Bolt 506 Connecting nipple 14 Nut 507 Guide cap 18 Guide bushing 525 Compression spring 19 Guide tube 558 Washer...
  • Page 85 Annex Fig. 15-2: Type 2422 Valve, DN 15 to 250 · Balanced by a bellows Fig. 15-3: Type 2422 Valve, DN 65 to 250 · Balanced by a diaphragm EB 2111/2121/2123 EN 15-3...

  • Page 86: Control Thermostat

    E-mail address You can reach our after-sales service at aftersalesservice@samsongroup.com. Addresses of SAMSON AG and its subsid- iaries The addresses of SAMSON, its subsidiaries, representatives and service facilities worldwide can be found on our website (u www.samsongroup.com) or in all...
  • Page 88 EB 2111/2121/2123 EN SAMSON AKTIENGESELLSCHAFT Weismüllerstraße 3 · 60314 Frankfurt am Main, Germany Phone: +49 69 4009-0 · Fax: +49 69 4009-1507 samson@samsongroup.com · www.samsongroup.com...

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