Alfa Laval SRC Instruction Manual
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Alfa Laval SRC Instruction Manual

Sanitary remote-controlled valve
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Instruction Manual
SRC Sanitary Remote-Controlled Valve
IM70007-GB12
2002-03

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Summary of Contents for Alfa Laval SRC

  • Page 1 Instruction Manual SRC Sanitary Remote-Controlled Valve IM70007-GB12 2002-03...
  • Page 2 Declaration of Conformity The designating company Alfa Laval Company Name 6000 Kolding Address +45 79 32 22 00 Phone No. hereby declare that SANITARY REMOTE-CONTROLLED VALVE Denomination Type Year Was manufactured in conformity with the provisions in the COUNCIL DIRECTIVE of 14 June...
  • Page 3 Technical data 1. Technical data ........... 21 Drawings/Parts list 1. Parts lists - SRC ........22+24+26+28 - SRC DN125-150 ....30+32+34+36 - Oil damper ........38+40 - Indication units ........42 2. Exploded drawings - SRC ..........23+27 - SRC DN125-150 ......31+35 - Oil damper ..........
  • Page 4 Safety Unsafe practices and other important information are Warnings are emphasized by means of special signs. emphasized in this manual. 1. Important information Always read the manual before using the valve! WARNING! Indicates that special procedures must be followed to avoid severe personal injury. CAUTION! Indicates that special procedures must be followed to avoid damage to the valve.
  • Page 5 Safety All warnings in the manual are summarized on this Pay special attention to the instructions below so that page. severe personal injury and/or damage to the valve are avoided. 3. Safety precautions Installation: Always read the technical data thoroughly (see page 21).
  • Page 6 The items refer to the drawings and the parts list on the pages 22-37. with fittings. 1. Unpacking/Delivery CAUTION! Alfa Laval cannot be held responsible for incorrect unpacking. Check the delivery for: Complete valve, stop valve or change-over valve (see 2 and 3).
  • Page 7 Installation The valve sizes DN125-150 are very heavy. Please note that the auxiliary equipment cannot be Therefore Alfa Laval recommends manufacturing and supplied by Alfa Laval. usage of auxiliary equipment. A proposal is given below. The item refers to the drawings and parts list on pages 30-37.
  • Page 8 (see page 21). Moving parts! - Always release compressed air after use. CAUTION! Alfa Laval cannot be held responsible for incorrect installation. Never touch the clip assembly or the actuator piston rod if the actuator is supplied with compressed air.
  • Page 9 DN100/101.6 mm DN125 DN150 SRC 25 mm stop valve The 25 mm actuator is only for use on the SRC 25 mm stop valve. Warning: When changing from NC to NO please Stop valve: note that the actuator is spring-loaded. For safety, Assemble the valve in accordance with the place a "Spring-loaded"...
  • Page 10 Installation The valve can be fitted with an oil damper if water Study the instructions carefully and pay special hammer occurs when the valve closes in the flow attention to the warnings! direction. NC = normally closed. The items refer to the drawings and the parts list on A/A = air/air activated.
  • Page 11 Installation The valve can be fitted with the top units LKT-N and Study the instructions carefully and pay special LKT-S. It can also be fitted with an indication unit. attention to the warnings! The items refer to the drawings and the parts list on pages 42-43.
  • Page 12 Installation The indication unit has one or two micro switches or an Study the instructions carefully. inductive proximity switch. The items refer to the drawings and the parts list on the pages 42-43. 5. Fitting indication equipment, 25-101.6 mm/DN25-100, optional extra Inductive proximity switch unit: Assemble and fit the switch unit Turn ring (56) so that the edges of holder (51)
  • Page 13 Installation Adjust the micro switch and inductive proximity switch Study the instructions carefully. units after installation. The items refer to the drawings and the parts list on the pages 42-43. 6. Adjustment of indication equipment, 25-101.6 mm/DN25-100, optional extra Micro switch unit: (Adjustment of contact point between spring (57) and switch unit (53)).
  • Page 14 - Always read the technical data thoroughly (see page 21). Burning - Always release compressed air after use. danger! CAUTION! Alfa Laval cannot be held responsible for incorrect operation. Never touch the valve or the pipelines when processing hot liquids or when sterilizing. Air (NO) Change-over...
  • Page 15 Operation Pay attention to possible faults. Study the instructions carefully. The items refer to the drawings and the parts list the on pages 22-37. 2. Fault finding NOTE! Study the maintenance instructions carefully before replacing worn parts. - See page 15! Problem Cause/result Repair...
  • Page 16 Operation The valve is designed for cleaning in place (CIP). Study the instructions carefully and pay special CIP = Cleaning In Place. attention to the warnings! NaOH = Caustic Soda. = Nitric acid. 3. Recommended cleaning Caustic danger! Burning danger! Always use Always use rubber gloves!
  • Page 17 Maintenance Maintain the valve regularly. Always keep spare rubber seals and lip seals in stock. Study the instructions carefully and pay special attention to the warnings! 1. General maintenance Atmospheric pressure - Always read the technical data thoroughly required! (see page 21). Burning - Always release the compressed air after danger!
  • Page 18 Maintenance Maintain the valve regularly. Always keep spare rubber seals and lip seals stock. Study the instructions carefully. Check the valve for smooth operation after service. 1. General maintenance Valve Valve Actuator rubber seals lip seal rubber seals Preventive Replace after Replace when Replace after maintenance...
  • Page 19 Maintenance Study the instructions carefully. Handle scrap correctly. The items refer to the drawings and the parts list on the NC = Normally closed. pages 22-37. NO = Normally open. A/A = Air/air activated. 2. Dismantling of valve Air (NC, A/A) Air (NC, A/A) Change-over valve: 1.
  • Page 20 Maintenance Study the instructions carefully. Lubricate the rubber seals and the lip seal before fitting The items refer to the drawings and the parts list on the them. pages 22-37. Lip seal (14) can be replaced by a special stem seal (sizes 25-101.6 mm/DN40-100).
  • Page 21 Maintenance Study the instructions carefully. Handle scrap correctly. The items refer to the drawings and the parts list on the A/A = Air/air activated. pages 22-37. Service tool: See Spare Parts. 4. Dismantling of actuator Rotate with the service tool! Remove cylinder (3).
  • Page 22 Maintenance Study the instructions carefully. A larger actuator is available for valve sizes 38-63.5 The items refer to the drawings and the parts list on the pages 22-37. The spring assembly can be replaced by a stronger one. Lubricate the rubber seals before fitting them. A/A = Air/air activated.
  • Page 23 Technical data It is important to observe the technical data during Inform the personnel about the technical data. installation, operation and maintenance. NO = Normally open. NC = Normally closed. 1. Technical data Data - valve/actuator Max. product pressure ..........1000 kPa (10 bar) Min.
  • Page 24 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - stop valve 25 mm Pos. Qty. Denomination O-ring Cylinder Lock Wire O-ring...
  • Page 25 Drawing/Parts list This page shows an exploded drawing of SRC, stop The drawing includes all items of the valve. valve. They are identical with the items in the Spare Parts List Exploded drawing Alternative Stem Seal Parts for FEP seal...
  • Page 26 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - stop valve 25 mm Pos. Qty. Denomination O-ring Cylinder Lock Wire O-ring...
  • Page 27 Drawing/Parts list The drawing below shows an SRC actuator for 25mm The items refer to the parts list on the opposite part of the stop valve. page. SRC Stop valve 25 mm NO SRC Stop valve 25 mm NC Warning: When changing from NC to NO please note that the actuator is spring-loaded.
  • Page 28 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - change-over valve 25 mm Pos. Qty. Denomination O-ring Cylinder Lock Wire O-ring...
  • Page 29 Drawing/Parts list The drawing below shows an SRC, change-over valve. The items refer to the parts list on the opposite part of the page. Exploded drawing...
  • Page 30 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - change-over valve 25 mm Pos. Qty. Denomination O-ring Cylinder Lock Wire O-ring...
  • Page 31 Drawing/Parts list The drawing below shows an SRC, change-over valve. The items refer to the parts list on the opposite part of the page. Drawing...
  • Page 32 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - stop valve 38mm - 101.6mm Item Qty. Denomination End cap 2¨ O-ring Cylinder 4¨...
  • Page 33 Drawing/Parts list This page shows an exploded drawing of SRC, stop The drawing includes all items of the valve. valve 38mm - 101.6mm. They are identical with the items in the Spare Parts List Exploded drawing...
  • Page 34 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - stop valve 38mm - 101.6mm Item Qty. Denomination End cap 2¨ O-ring Cylinder 4¨...
  • Page 35 Drawing/Parts list The drawings below show SRC, stop valve 38mm - The items refer to the parts list on the opposite part of the 101.6mm. page. Drawings...
  • Page 36 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - change-over valve 38mm - 101.6mm Item Qty. Denomination End cap 2¨ O-ring Cylinder 4¨...
  • Page 37 Drawing/Parts list This page shows an exploded drawing of SRC, change- The drawing includes all items of the valve. over valve 38mm - 101.6mm. They are identical with the items in the Spare Parts List. Exploded drawing Alternatives Stem seal...
  • Page 38 The items are identical with the items in the Spare Parts NO = Normally open. List. When ordering spare parts, please use the Spare Parts NC = Normally closed. List! Parts list SRC - change-over valve Item Qty. Denomination End cap 2¨ O-ring Cylinder 4¨...
  • Page 39 Drawing/Parts list The drawings below show SRC, change-over valve The items refer to the parts list on the opposite part of the 38mm - 101.6mm. page. Drawings...
  • Page 40 The items are identical with the items in the Spare NO = Normally open. Parts List. NC = Normally closed. When ordering spare parts, please use the Spare Parts List! Parts list SRC DN125-150 - stop valve Item Qty. Denomination 2¨ O-ring Cylinder 4¨...
  • Page 41 Drawing/Parts list This page shows an exploded drawing of SRC, stop The drawing includes all items of the valve. valve. They are identical with the items in the Spare Parts List. Exploded drawing...
  • Page 42 The items are identical with the items in the Spare Parts NO = Normally open. List. NC = Normally closed. When ordering spare parts, please use the Spare Parts List! Parts list SRC DN125-150 - stop valve Item Qty. Denomination 2¨ O-ring Cylinder 4¨...
  • Page 43 Drawing/Parts list The drawings below show SRC DN125-150, The items refer to the parts list on the opposite part of the stop valve. page. Drawings...
  • Page 44 The items are identical with the items in the Spare Parts NO = Normally open. List. NC = Normally closed. When ordering spare parts, please use the Spare Parts List! Parts list SRC DN125-150 - change-over valve Item Qty. Denomination 2¨ O-ring Cylinder 4¨...
  • Page 45 Drawing/Parts list This page shows an exploded drawing of SRC, change- The drawing includes all items of the valve. over valve. They are identical with the items in the Spare Parts List. Exploded drawing...
  • Page 46 The items are identical with the items in the Spare Parts NO = Normally open. List. NC = Normally closed. When ordering spare parts, please use the Spare Parts List! Parts list SRC DN125-150 - change-over valve Item Qty. Denomination 2¨ O-ring Cylinder 4¨...
  • Page 47 Drawing/Parts list The drawings below show SRC DN125-150, The items refer to the parts list on the opposite part of the change-over valve. page. Drawings...
  • Page 48 The items are identical with the items in the Spare Parts NO = Normally open. List. NC = Normally closed. When ordering spare parts, please use the Spare Parts List! Parts list Oil damper for SRC, 25-101.6 mm/DN25-100 (optional extra) Item Qty. Denomination Housing Clip Piston rod O-ring...
  • Page 49 Drawing/Parts list This page shows an exploded drawing of the oil The drawing includes all items of the valve. damper for SRC. They are identical with the items in the Spare Parts List. The damper is an optional extra. Exploded drawing...
  • Page 50 The items are identical with the items in the Spare Parts NO = Normally open. List. NC = Normally closed. When ordering spare parts, please use the Spare Parts List! Parts list Oil damper for SRC, 25-101.6 mm/DN25-100 (optional extra) Item Qty. Denomination Housing Clip Piston rod O-ring...
  • Page 51 Drawing/Parts list The drawings below show the oil damper for SRC. The items refer to the parts list on the opposite part of The damper is an optional extra. the page. Drawings 25 - 63.5 mm 76 - 101.6 mm...
  • Page 52 The items are identical with the items in the Spare Parts List. When ordering spare parts, please use the Spare Parts List! Parts list Indication units for SRC, 25-101.6 mm/DN25-100 (optional extra) Item Qty. Denomination Holder Switch unit, 1 micro swith Switch unit, 2 micro switches 53¨...
  • Page 53 Drawing/Parts list This page shows exploded drawings of the indication The drawings include all items of the valve. unit with micro switch or with inductive proximity switch. They are identical with the items in the Spare Parts List. The indication unit is an optional extra. Exploded drawing Proximity switch unit (¨) Micro switch unit...
  • Page 54 How to contact Alfa Laval Contact details for all countries are continually updated on our website. Please visit www.alfalaval.com to access the information direct.

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