Alfa Laval Unique Mixproof 3-body Instruction Manual
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Alfa Laval Unique Mixproof 3-body Instruction Manual

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Instruction Manual
Unique Mixproof 3-body
100000711-EN1
Original manual
2018-12
2319-0171

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Summary of Contents for Alfa Laval Unique Mixproof 3-body

  • Page 1 Instruction Manual Unique Mixproof 3-body 2319-0171 100000711-EN1 2018-12 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. Introduction .................... 2. Safety ....................2.1. Important information ................2.2. Warning signs ..................2.3. Safety precautions ................3.

  • Page 4: Introduction

    This manual should be considered part of this product and should remain with it at all times for reference. (If you sell it, please be sure to include this manual with it.) Warranty is provided as part of Alfa Laval’s commitment to our customers who operate and maintain their equipment as this manual dictates.

  • Page 5: 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 Important information Always read the manual before using the valve! WARNING Indicates that special procedures must be followed to avoid serious personal injury. CAUTION Indicates that special procedures must be followed to avoid damage to the valve.

  • Page 6: Safety Precautions

    2 Safety Unsafe practices and other important information are emphasised in this manual. Warnings are emphasised by means of special signs. 2.3 Safety precautions Installation: Always read the technical data thoroughly (see section 6 Technical data) Always release compressed air after use Never touch the clip assembly or the actuator piston rod if the actuator is supplied with compressed air (see warning label) Never stick your fingers through the valve ports if the actuator is supplied with compressed air...

  • Page 7: Installation

    Fit the warning label supplied on the valve after installation so that it is clearly visible. 3.1 Unpacking/intermediate storage Step 1 CAUTION! Alfa Laval cannot be held responsible for incorrect unpacking. Check the delivery for: 1. Complete valve 2. Delivery note 3.
  • Page 8 3 Installation The instruction manual is part of the delivery. Study the instructions carefully. Fit the warning label supplied on the valve after installation so that it is clearly visible. Step 4 Remove possible packing materials from the valve ports. 2319-0174 Step 5 Inspect the valve for visible transport damage.
  • Page 9 3 Installation The instruction manual is part of the delivery. Study the instructions carefully. Fit the warning label supplied on the valve after installation so that it is clearly visible. Step 6 Avoid damaging the air connections, the leakage outlet, the valve ports and the CIP connections.

  • Page 10: Recycling

    - At the 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...

  • Page 11: General Installation

    CAUTION! - Fit the supplied warning label on the valve so that it is clearly visible. - Alfa Laval cannot be held responsible for incorrect installation NOTE! - Mount valves vertically, or as close to vertical as possible having the leakage outlet turned downwards.
  • Page 12 3 Installation Study the instructions carefully and pay special attention to the warnings! The valve has ends for welding as standard but can also be supplied with fittings. Step 4 2319-0099 A = Air out 1A 2319-0179 B = Air in C = Air out 3 AC1 = Air connection 1 upper seat push D = Air out 2...

  • Page 13: Welding

    - please see later on in this section! If there is a risk of foot damage, Alfa Laval recommends leaving a distance of 120 mm (4.7”) below the valve (look at the specific built-in conditions).
  • Page 14 3 Installation Study the instructions carefully and pay special attention to the warnings! The valve has ends for welding as standard. Weld carefully/aim at stressless welding to avoid deformation on sealing areas. Check the valve for smooth operation after welding. Step 4 WARNING Make sure to turn the valve body correctly - conical valve seat...

  • Page 15: Operation

    - Never pressurise air connections (AC1, AC3) simultaneously as both valve plugs can be lifted (can cause mixing). CAUTION! Alfa Laval cannot be held responsible for incorrect operation. Step 2 Never touch the valve or the pipelines when processing hot liquids or when sterilising.
  • Page 16 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 2 Never touch the valve or the pipelines when sterilising. Step 3 - Never throttle the leakage outlet - Never throttle the CIP outlet, if supplied.
  • Page 17 (29 psi). Alfa Laval offers the option of cleaning the OD of the upper and lower valve plug shaft(s) by utilizing the CIP sealing elements. The CIP of the valve shaft(s) has an external inlet and outlet positioned on the sealing elements. Minimum recommended CIP pressure 2 bar (29 psi).
  • Page 18 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 7 Valve pneumatic operation during in-place cleaning Each valve seat shall be lifted during the length of the cleaning cycle. Seat lift durations shall not exceed 10 seconds.
  • Page 19 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 8 Consumption cleaning fluids The table below approximates the flow of cleaning solution through the valve vent tube during seat lift functions, SpiralClean of vent and CIP of OD valve plug shafts at a CIP pressure of 1.5 bar (21 psi).
  • Page 20 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 11 Seat-cleaning cycles: Pay special attention to the warnings! 1. Closed valve 2319-0213 2.

  • Page 21: Troubleshooting And Repair

    4 Operation Study the maintenance instructions carefully before replacing worn parts. - See section 5.1 General maintenance 4.3 Troubleshooting and repair Repair Problem Cause/result Leakage between sealing element (79 or Worn/product affected o-rings/ lip seal - Replace the o-rings/lip seal - Change rubber grade 96/97) and lower plug (75) (76/77/78/95)

  • Page 22: Maintenance

    - If repair is required, replacing all actuator rubber seals is recommended. - Lubricate seals with Klüberplex BE31 - To avoid possible black remains on position number 1 and 29. Alfa Laval recommends Klüber Paraliq GTE 703 (white) for these two positions.

  • Page 23: Dismantling Of Valve

    5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. 5.2 Dismantling of valve Step 1 Disassemble valve acc.
  • Page 24 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 2 1.
  • Page 25 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 3 Remove coupling system and upper plug according to illustrations (1-4)

  • Page 26: Lower Plug, Replacement Of Radial Seals

    5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 5 Remove lip seal (57) and guide ring (54) (or spray nozzle (58) if valve is supplied with SpiralClean in leakage chamber.
  • Page 27 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 2 Pre-mount seal ring as shown on drawing.
  • Page 28 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 4 Remove the seal ring (74) that are placed between the two pieces and the o-ring (151) on the upper plug part.
  • Page 29 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 5 Reassemble the two plug pieces wth the hook spanner.
  • Page 30 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 8 1.

  • Page 31: Upper Plug, Replacement Of Axial Seal

    5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. 5.4 Upper plug, replacement of axial seal Step 1 Remove old seal ring (56) using a knife, screwdriver or similar.
  • Page 32 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 3 Item no.

  • Page 33: Assembly Of Valve

    5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. 5.5 Assembly of valve Step 1 Assembly of upper sealing element...
  • Page 34 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 3 Place coupling system and upper plug according to illustrations.
  • Page 35 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 5 1.
  • Page 36 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 6 - Never stick tour fingers through the valve ports if the actuator is supplied with compressed air.

  • Page 38: Dismantling Of Actuator

    5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. 5.6 Dismantling of actuator 15.1 **11.1...
  • Page 39 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 1 1.

  • Page 40: Assembly Of Actuator

    5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. 5.7 Assembly of actuator 15.1 **11.1...
  • Page 41 5 Maintenance The valve is designed so that internal leakages do not result in the products becoming mixed. Internal leakage in the valve is externally visible. Study the instructions carefully. Always keep spare rubber seals and guide rings in stock. Check the valve for smooth operation after service. Step 1 Please see drawing when reassembling according to steps 2 to 6 on this page.

  • Page 42: Technical Data

    6 Technical data 6.1 Technical data Data Max. product pressure 1000 kPa (10 bar) (145 psi) Min. product pressure Full vacuum Recommended min. pressure for SpiralClean 2 bar (29 psi) Temperature range -5°C to +125°C (23°F - 257°F) (depending on rubber quality) Air pressure Max.

  • Page 43: Parts List And Service Kits

    © 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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