Alfa Laval Unique SSV PN10 Instruction Manual
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Alfa Laval Unique SSV PN10 Instruction Manual

Single seat valve - atex standard and reverse acting
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Instruction Manual
Unique Single Seat Valve - ATEX Standard and Reverse Acting
ESE00674-EN11
Original manual
2022-11

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Summary of Contents for Alfa Laval Unique SSV PN10

  • Page 1 Instruction Manual Unique Single Seat Valve - ATEX Standard and Reverse Acting ESE00674-EN11 2022-11 Original manual...

  • Page 3: Table Of Contents

    Table of contents The information herein is correct at the time of issue but may be subject to change without prior notice 1. Declarations of Conformity ..............2. Safety ..................2.1. Important information ................2.2. Warning signs ..................2.3. Safety precautions ................3.

  • Page 4: Declarations Of Conformity

    EU Declaration Declaration of of of Conformity Conformity Declaration Conformity The Designated Company Alfa Laval Kolding A/S, Albuen 31, DK-6000 Kolding, Denmark, +45 79 32 22 00 Company name, address and phone number Hereby declare that Valve Designation Unique SSV PN10...
  • Page 5 UK Declaration Declaration of of of Conformity Conformity Declaration Conformity The Designated Company Alfa Laval Kolding A/S, Albuen 31, DK-6000 Kolding, Denmark, +45 79 32 22 00 Company name, address and phone number Hereby declare that Valve Designation Unique SSV PN10...

  • Page 6: Safety

    2 Safety Unsafe practices and other important information are emphasised in this manual. Warnings are emphasised by means of special signs. 2.1 Important information Always Always Always r r r ead ead the the manual manual befor manual befor before e e using using using the the valve!

  • Page 7: Safety Precautions

    NOT allowed NOT to To prevent shock in the actuator and to prevent exceeding 10 bar/145 PSI product pressure, Alfa Laval recommends NOT exceed 3 bar/43.5 PSI support air on the spring side in all the Unique SSV actuators. If support air is connected always use the 3 bar/43.5 PSI air relief fittings = 9611995903.
  • Page 8 All warnings in this manual are summarised on this page. Pay special attention to this instructions below so that severe personal injury and/or damage to the valve are avoided. Alfa Laval recommends max. 3 bar support air Always use the “3 bar air relief fittings” on support air.
  • Page 9 Never Never Never touch moving parts if the actuator is supplied with compressed air Never Always use Alfa Laval genuine spare parts Always Always Never Never cut the actuator open, due to spring under load danger - if marked with this warning...
  • Page 10 2 Safety All warnings in this manual are summarised on this page. Pay special attention to this instructions below so that severe personal injury and/or damage to the valve are avoided. TRANSPOR TRANSPOR T T T A A A TION TRANSPOR TION TION...

  • Page 11: Installation

    CAUTION CAUTION CAUTION 1. Complete valve, shut-off valve (RA) or change-over valve (RA) (see steps 2a, 2b, 2c and 2d). Alfa Laval cannot be held responsible for incorrect unpacking. 2. Delivery note. Step Step Step 2 2 2 2a 2a...
  • Page 12 3 Installation The instruction manual is part of the delivery. Study the instructions carefully. The items refer to parts list and service kits section. The valve is supplied as separate parts as standard (for welding). The valve is assembled before delivery, if it is supplied with fittings. Change Change - - - over Change...

  • Page 13: General Installation

    NOT attempt to disassemble the actuator due to Do NOT - CAUTION CAUTION CAUTION spring under load danger! Alfa Laval cannot be held responsible for incorrect installation. - Always Always release compressed air after use. Always - Always Always Always read the technical data thoroughly.
  • Page 14 Careful if using support air on spring side and a high product pressure above the plug, as this can result in a high “hammer effect” which can damage the actuator. Use Alfa Laval part no. 9611995903, which ensures max. 3 bar support air pressure. (Air) Alternatively remove the product pressure while activating the plug.

  • Page 15: Welding

    3 Installation Study the instructions carefully. The valve is supplied as separate parts to facilitate the welding. The items refer to the parts list and service kits section. Check the valve for smooth operation after welding. 3.3 Welding Step 1 1 1 Step Step Always...

  • Page 16: Recycling Information

    - At end of use, the equipment must be recycled according to the relevant, local regulations. Besides the equipment itself, any hazardous residues from the process liquid must be considered and dealt with in a proper manner. When in doubt, or in the absence of local regulations, please contact your local Alfa Laval sales company Do NOT...

  • Page 17: Operation

    See section 6 Technical data. - Always Always Always use Alfa Laval genuine spare parts. The warranty of Alfa Laval products is dependent on use of Alfa Laval genuine spare parts. NOT attempt to cut If marked with this warning, do NOT...
  • Page 18 4 Operation Study the instructions carefully and pay special attention to the warnings! Ensure that the valve operates smoothly. The items refer to the parts list and service kits section. Step Step Step 4 4 4 Shut-off valve Change-over valve Lubrication of of of valves: valves: Lubrication...

  • Page 19: Troubleshooting

    - Use auxiliary air on the spring side. Always use the pressure relief fittings (3 bar/43.5 PSI) on support side. Alfa Laval article number = 9611995903 NOT attempt to cut the actuator open, due to spring under load. If marked with a danger warning, do NOT...

  • Page 20: Recommended Cleaning

    4 Operation The valve is designed for cleaning in place (CIP). Study the instructions carefully and pay special attention to the warnings! NaOH = Caustic Soda. = Nitric acid. 4.3 Recommended cleaning Step 1 1 1 Step Step Caustic Caustic danger! Caustic danger! danger!
  • Page 21 4 Operation The valve is designed for cleaning in place (CIP). Study the instructions carefully and pay special attention to the warnings! NaOH = Caustic Soda. = Nitric acid. Step Step Step 5 5 5 Always Always Always rinse! rinse! rinse! 1.

  • Page 22: Maintenance

    See section 6 Technical data. - Always Always use Alfa Laval genuine spare parts. Always The warranty of Alfa Laval products is dependent on use of Alfa Laval genuine spare parts. If marked with this warning, do NOT NOT attempt to cut...
  • Page 23 5 Maintenance Maintain the valve regularly. Study the instructions carefully and pay special attention to the warnings! Always keep spare rubber seals and lip seals in stock. Check the valve for smooth operation after service. Below Below Below ar ar are e e some some guidelines some guidelines for...

  • Page 24: Dismantling The Valve

    5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. NC = Normally closed. NO = Normally open. A/A = Air/air activated. 5.2 Dismantling the valve If the actuator is marked with a danger warning, do NOT NOT attempt to cut the actuator open.
  • Page 25 5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. NC = Normally closed. NO = Normally open. A/A = Air/air activated. 1c 1c Shut Shut- - - of of off f f valve Shut valve valve - - - Reverse...

  • Page 26: Plug Seal Replacement

    5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. NC = Normally closed. NO = Normally open. A/A = Air/air activated. 5.3 Plug seal replacement Step Step Step 1 1 1 Drawing 1 1.
  • Page 27 5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. NC = Normally closed. NO = Normally open. A/A = Air/air activated. Step Step Step 2 2 2 Drawing 3 Mounting plug plug seal seal ring...
  • Page 28 Step 3 3 3 Mounting Mounting Mounting plug plug seal plug seal seal ring ring with ring with with Alfa Alfa Alfa Laval Laval Laval plug plug seal plug seal seal tool tool tool Mounting Mounting Mounting tool tool for...

  • Page 29: Valve Assembly

    - Shut-off plug tighten torque = 20 20 Nm If there are vibrations in the pipeline, Alfa Laval recommends to use Loctite no. 243. The clamps’ thread must be lubricated before tightening - max. torque for the clamps is 10-12 Nm.

  • Page 30: Actuator Bushing Replacement (Non-Maintainable Actuator)

    5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. A/A = Air/air activated. Service tool: see spare parts. 5.5 Actuator bushing replacement (non-maintainable actuator) If the actuator is marked with a danger warning, do NOT NOT attempt to cut the actuator open.
  • Page 31 In these cases, the alignment spindle shown below, together with the socket wrench, is a great help and ensures a reliable mounting of the bushing. The spindle can either be purchased from Alfa Laval together with the socket wrench (9614...
  • Page 32 5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. A/A = Air/air activated. Service tool: see spare parts. Step Step Step 4 4 4 The actuator must be carefully fixed in a vice if it is dismounted from the valve. Be careful not to press the yoke flange oval when fixing the actuator in the vice.
  • Page 33 5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. A/A = Air/air activated. Service tool: see spare parts. Step Step Step 6 6 6 1. Lubricate thoroughly both the actuator spindle and o-rings. 2.
  • Page 34 5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. A/A = Air/air activated. Service tool: see spare parts. Step Step Step 8 8 8 Now pull the aligning spindle to centre the actuator spindle. In this position rotate the bushing bushing bushing 180°...

  • Page 35: Technical Data

    6 Technical data It is important to observe the technical data during installation, operation and maintenance. Inform all personnel about the technical data. 6.1 Technical data The valve is a pneumatic seat valve in a hygienic and modular design for a wide field of duties, e.g. as a shut-off valve with two (2) or three (3) ports or as a change-over valve with three (3) to five (5) ports.

  • Page 37: Parts List And Service Kits

    7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections 7.1 Drawing - Unique Single Seat Valve - ATEX NOT attempt to cut the actuator open. If the actuator is marked with a danger warning, do NOT Do NOT NOT attempt to disassemble the actuator due to spring...

  • Page 38: Unique Single Seat Valve - Atex - Shut-Off

    7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections 7.2 Unique Single Seat Valve - ATEX - shut-off If the actuator is marked with a danger warning do NOT NOT attempt to cut the actuator open.
  • Page 39 7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections Parts Parts Parts list list list Pos. Denomination Adapter O-ring � O-ring � Plug Air fitting Clamp Bonnet O-ring...

  • Page 40: Unique Single Seat Valve - Atex - Change-Over

    7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections 7.3 Unique Single Seat Valve - ATEX - change-over If the actuator is marked with a danger warning do NOT NOT attempt to cut the actuator open.
  • Page 41 7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections Parts Parts Parts list list list Pos. Denomination Adapter Bushing � O-ring � O-ring � Plug Air fitting Clamp Bonnet...

  • Page 43: Drawing Unique Single Seat Valve - Atex - Reverse Acting

    7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections 7.4 Drawing Unique Single Seat Valve - ATEX - Reverse Acting NOT attempt to cut the actuator open. If the actuator is marked with a danger warning, do NOT Do NOT NOT attempt to disassemble the actuator due to spring...

  • Page 44: Unique Single Seat Valve - Atex - Reverse Acting - Shut-Off

    7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections 7.5 Unique Single Seat Valve - ATEX - Reverse Acting - shut-off If the actuator is marked with a danger warning do NOT NOT attempt to cut the actuator open.
  • Page 45 7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections Parts Parts Parts list list list Pos. Denomination Actuator Adapter Bushing � O-ring � O-ring � Plug Air fitting Clamp...

  • Page 46: Unique Single Seat Valve - Atex - Reverse Acting - Change-Over

    7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections 7.6 Unique Single Seat Valve - ATEX - Reverse Acting - change-over If the actuator is marked with a danger warning do NOT NOT attempt to cut the actuator open.
  • Page 47 7 Parts list and service kits The drawing shows Unique Single Seat Valve. The items refer to the parts list in the following sections Parts Parts Parts list list list Pos. Denomination Actuator Adapter Bushing � O-ring � O-ring � Plug Air fitting Clamp...
  • Page 48 © Alfa Laval Corporate AB This document and its contents is owned by Alfa Laval Corporate AB and protected by laws governing intellectual property and thereto related rights. It is the responsibility of the user of this document to comply with all applicable intellectual property laws. Without limiting any rights related to this document, no part of this document may be copied, reproduced or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the expressed permission of Alfa Laval Corporate AB.

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