Alfa Laval LKH UltraPure Instruction Manual
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Alfa Laval LKH UltraPure Instruction Manual

Centrifugal pump
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Instruction Manual
LKH UltraPure Centrifugal Pump
ESE01703-EN16
Original manual
2022-10

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Summary of Contents for Alfa Laval LKH UltraPure

  • Page 1 Instruction Manual LKH UltraPure Centrifugal Pump ESE01703-EN16 2022-10 Original manual...

  • Page 3: Table Of Contents

    ..................6.5. Noise emission ..................7. Parts list and service kits ..............7.1. LKH UltraPure -10, -20, -25, -35, -40, -45, -60, -70......... 7.2. LKH UltraPure - Product wetted parts ............7.3. LKH UltraPure - Motor dependent parts ............

  • Page 4: Declarations Of Conformity

    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 Pump Designation LKH UP-10, LKH UP-20, LKH UP-25, LKH UP-35, LKH UP-40, LKH UP-45, LKH UP-60, LKH UP-70 Type Serial number from 10.000 to 1.000.000...
  • Page 5 Declaration Declaration of of of Conformity Conformity 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 Pump Designation LKH UP-10, LKH UP-20, LKH UP-25, LKH UP-35, LKH UP-40, LKH UP-45, LKH UP-60, LKH UP-70 Type Serial number from 10.000 to 1.000.000...

  • Page 6: Safety

    How to to to contact contact Alfa Alfa Laval Laval contact Alfa Laval Contact details for all countries are continually updated on our website. Please visit www.alfalaval.com to access the information directly.

  • Page 7: Warning Signs

    2 Safety Unsafe practices and other important information are emphasised in this manual. Warnings are emphasised by means of special signs. Always Always read Always read read the the manual manual before manual before before using using using the the pump! pump! pump! 2.2 Warning signs...

  • Page 8: Safety Precautions

    Always handle lye and acid with great care. Always Never Never use the pump for products not mentioned in the Alfa Laval pump selection program. Never The Alfa Laval pump selection program can be acquired from your local Alfa Laval sales company. Maintenance: Maintenance: Maintenance: Always Always read the technical data thoroughly.
  • Page 9 Always Storage: Storage: Storage: Ideally as a guide Alfa Laval would recommend: - Store supplied product as supplied in original packaging - Port opening should be protected against any ingress - Bare steel (not stainless) should be lightly oiled/greased - Store in a clean, dry place without direct sunlight or UV light - Temperature range -5 to 40°C...

  • Page 10: Unpacking/Delivery

    4. Instructions for flushing set, IF ORDERED! Technical data). CAUTION CAUTION CAUTION Alfa Laval cannot be held responsible for incorrect unpacking. W W W ARNING ARNING ARNING Be aware that certain pump configurations can tilt, and therefore cause injuries to feet or fingers. The pump should be supported underneath the adaptor, when not installed in the process line.
  • Page 11 Always remove the shroud, if fitted, before lifting the pump. Step Step Step 5 5 5 Do NOT NOT use eyebolt in casing to lift the pump. The ONLY LKH UltraPure-60 and LKH UltraPure-70 eyebolt is for casing removal only.

  • Page 12: Installation

    Read the instructions carefully and pay special attention to the warnings! Always check the pump before operation. - See pre-use check in section 3.3 Pre-use check. The large pump sizes are very heavy. Alfa Laval therefore recommends the use of a lifting crane when handling the pump.
  • Page 13 Read the instructions carefully and pay special attention to the warnings! Always check the pump before operation. - See pre-use check in section 3.3 Pre-use check. The large pump sizes are very heavy. Alfa Laval therefore recommends the use of a lifting crane when handling the pump.
  • Page 14 Read the instructions carefully and pay special attention to the warnings! Always check the pump before operation. - See pre-use check in section 3.3 Pre-use check. The large pump sizes are very heavy. Alfa Laval therefore recommends the use of a lifting crane when handling the pump.
  • Page 15 Read the instructions carefully and pay special attention to the warnings! Always check the pump before operation. - See pre-use check in section 3.3 Pre-use check. The large pump sizes are very heavy. Alfa Laval therefore recommends the use of a lifting crane when handling the pump.
  • Page 16 Read the instructions carefully and pay special attention to the warnings! Always check the pump before operation. - See pre-use check in section 3.3 Pre-use check. The large pump sizes are very heavy. Alfa Laval therefore recommends the use of a lifting crane when handling the pump.

  • Page 17: Pre-Use Check

    3 Installation Read the instructions carefully and pay special attention to the warnings! LKH UltraPure is not supplied with an impeller screw as standard but can be supplied with one. Check the direction of rotation of the impeller before operation.

  • Page 18: Recycling Information

    - At end of use, the equipment must be recycled according to relevant, local regulations. Beside 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 19: Operation

    Always read the technical data thoroughly. See chapter 6 Technical data Always CAUTION CAUTION CAUTION Alfa Laval cannot be held responsible for incorrect operation/control. Step Step Step 2 2 2 Never touch the pump or the pipelines when pumping hot liquids...
  • Page 20 4 Operation Read the instructions carefully and pay special attention to the warnings! Step 4 4 4 Step Step CAUTION CAUTION CAUTION The shaft seal must not run dry. CAUTION CAUTION CAUTION Never Never throttle the inlet side. Never * * * Do Do not not allow allow to to to run...

  • Page 21: Trouble Shooting

    4 Operation Pay attention to possible faults. Study the instructions carefully. 4.2 Trouble shooting NOTE! NOTE! NOTE! Study the maintenance instructions carefully before replacing worn parts. Remedy Pr Pr Problem oblem oblem Cause/r esult esult Remedy Remedy Cause/r Cause/r esult Overloaded motor - Pumping of viscous liquids - Larger motor or smaller impeller...

  • Page 22: Recommended Cleaning

    4 Operation The pump is designed for cleaning in place (CIP). CIP = Cleaning In Place. 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...
  • Page 23 4 Operation The pump is designed for cleaning in place (CIP). CIP = Cleaning In Place. Study the instructions carefully and pay special attention to the warnings! NaOH = Caustic soda. = Nitric acid. NOTE NOTE NOTE If pumps are sterilised using steam, standard 3A requeres the process system to be disigned to automatically shut down if the product pressure in the system becomes less than of the atmosphere and it cannot be started until the system is re-sterilised.

  • Page 24: Maintenance

    Contact your local Alfa Laval sales company. Note: Note: Note: If the pump is supplied with FEP O-rings. Alfa Laval recommends that the casing O-ring is replaced during pump maintenance.
  • Page 25 5 Maintenance Maintain the pump carefully. Study the instructions carefully and pay special attention to the warnings! Always keep spare shaft seals and rubber seals in stock. See separate motor instructions. Safety Safety check Safety check check A visual inspection of adaptor shield and motor fan guard must be carried out every 12 months. If loss or damage to shield or guard, especially when this leads to deterioration of safety performance, it shall be replaced.

  • Page 26: Cleaning Procedure

    5 Maintenance 5.2 Cleaning procedure Cleaning Cleaning Cleaning pr pr procedur ocedur e e e for ocedur for soiled soiled impeller soiled impeller impeller scr screw ew tapped tapped tapped hole: hole: hole: W W W ar ar arning: ning: Always follow the instructions in the safety data sheet for the cleaning agent. ning: 1.

  • Page 27: Dismantling Of Pump/Shaft Seals

    5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. : Relates to the shaft seal. 5.3 Dismantling of pump/shaft seals Step Step Step 1 1 1 Flushing Flushing Flushing set set for for double double mechanical...
  • Page 28 5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. : Relates to the shaft seal. Step Step Step 4 4 4 Remove screw (23) and safety guard (22). Step 5 5 5 Step Step 1.
  • Page 29 5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. : Relates to the shaft seal. Step Step Step 8 8 8 Double mechanical mechanical shaft shaft seal: seal: Double Double mechanical shaft...

  • Page 30: Assembly Of Pump/Single Shaft Seal

    5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. : Relates to the shaft seal. 5.4 Assembly of pump/single shaft seal Step 1 1 1 Step Step 1. Remove spring (13). NOTE! NOTE! NOTE!
  • Page 31 5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. : Relates to the shaft seal. Step 5 5 5 Step Step 1. Clean the sealing surfaces with contact cleaner before fitting back plate (25).
  • Page 32 5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly. : Relates to the shaft seal. Step Step Step 8 8 8 Fit safety guards (22) and screw (23) and tighten. If pump is not supplied with flush connections, the holes in the adaptor must be covered by the guard.

  • Page 33: Assembly Of Pump/Double Mechanical Shaft Seal

    5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Lubricate the rubber seals before fitting them. : Relates to the shaft seal. 5.5 Assembly of pump/double mechanical shaft seal Step Step Step 1 1 1 1.
  • Page 34 5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Lubricate the rubber seals before fitting them. : Relates to the shaft seal. Step 5 5 5 Step Step 1. Clean the sealing surfaces with contact cleaner. 2.
  • Page 35 5 Maintenance Read the instructions carefully. The items refer to the parts list and service kits section. Lubricate the rubber seals before fitting them. : Relates to the shaft seal. Step Step Step 9 9 9 1. Wind Teflon tape on the thread end of tubes (42). 2.
  • Page 36 NOTE NOTE Flushing set is not considered product area and therefore not hygienically designed. Flushing set will not prevent return flush into the pump. If return flush is at risk Alfa Laval recommend precautions to be taken for preventing this.

  • Page 37: Assembly Of Flushing Set - If Not Supplied With Pump

    5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Lubricate the rubber seals before fitting them. : Relates to the shaft seal. 5.6 Assembly of flushing set - if not supplied with pump Step Step Step 1 1 1...
  • Page 38 5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Lubricate the rubber seals before fitting them. : Relates to the shaft seal. Step Step Step 5 5 5 1. Fit Hex tube (140mm/5.5”) to top hole of flush housing. 2.

  • Page 39: Adjustment Of Shaft

    5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Lubricate the rubber seals before fitting them. : Relates to the shaft seal. 5.7 Adjustment of shaft Step 1 1 1 Step Step 1.
  • Page 40 5 Maintenance Study the instructions carefully. The items refer to the parts list and service kits section. Lubricate the rubber seals before fitting them. : Relates to the shaft seal. Step Step 4 4 4 Step Fil adaptor (18), screws (19), washers (8) and nuts (7). Step Step 5 5 5 Step...

  • Page 41: Technical Data

    It provides gentle product treatment and is chemically resistant. LKH UltraPure is available in the following sizes, LKH UltraPure-10 , -20, -25, -35, -40, -45, -60 and -70. The instruction manual is part of the delivery. Study the instructions carefully.

  • Page 42: Relubrication Intervals

    For recommended grease types and general maintenance follow the recommendations in the motor instruction manual. For relubrication intervals see motor name plate. For further information contact your local Alfa Laval Technical Support. W W W ar ar arning: ning: Polyur...

  • Page 43: Noise Emission

    MR-300 FM-OS The above LKH noise levels are the same for LKHPF, LKHI, LKH UltraPure, LKH Evap and LKHex. The above SolidC noise levels are the same for SolidC UltraPure. The noise measurements have been carried out on the original motor and shroud, at the approximate Best Efficiency Point (BEP) with water at ambient temperature and at 50 Hz.

  • Page 44: Parts List And Service Kits

    7 Parts list and service kits The drawing shows the LKH UltraPure pump, sanitary version. The items refer to the parts lists in the following sections 7.2 LKH UltraPure - Product wetted parts 7.1 LKH UltraPure -10, -20, -25, -35, -40, -45, -60, -70.

  • Page 46: Lkh Ultrapure - Product Wetted Parts

    7 Parts list and service kits The drawing shows the LKH UltraPure pump, sanitary version. The items refer to the parts lists in the following sections 7.2 LKH UltraPure - Product wetted parts 7.2 LKH UltraPure - Product wetted parts...
  • Page 47 7 Parts list and service kits The drawing shows the LKH UltraPure pump, sanitary version. The items refer to the parts lists in the following sections 7.2 LKH UltraPure - Product wetted parts Parts Parts Parts list list list Pos.

  • Page 48: Lkh Ultrapure - Motor Dependent Parts

    7 Parts list and service kits The drawing shows the LKH UltraPure pump, sanitary version. The items refer to the parts lists in the following sections 7.2 LKH UltraPure - Product wetted parts 7.3 LKH UltraPure - Motor dependent parts...
  • Page 49 7 Parts list and service kits The drawing shows the LKH UltraPure pump, sanitary version. The items refer to the parts lists in the following sections 7.2 LKH UltraPure - Product wetted parts Parts Parts Parts list list list Pos.

  • Page 50: Lkh Ultrapure - Shaft Seal

    7 Parts list and service kits The drawing shows the LKH UltraPure pump, sanitary version. The items refer to the parts lists in the following sections 7.2 LKH UltraPure - Product wetted parts 7.4 LKH UltraPure - Shaft seal Product wetted steel parts...
  • Page 51 7 Parts list and service kits The drawing shows the LKH UltraPure pump, sanitary version. The items refer to the parts lists in the following sections 7.2 LKH UltraPure - Product wetted parts Parts Parts Parts list list list Pos.
  • Page 52 © 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.

This manual is also suitable for:

Lkh ultrapure-60Lkh ultrapure-70Lkh ultrapure-10Lkh ultrapure-20Lkh ultrapure-25Lkh ultrapure-35 ... Show all

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