Flowserve ERPN-M User Instructions
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Flowserve ERPN-M User Instructions

Flowserve ERPN-M User Instructions

Centrifugal pumps
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ERPN-M centrifugal pumps
Horizontal, End Suction Magnetic Driven
PCN=71569270, 71569272, 71569273 02-08 (E)
Original Instructions
ПромХимТех - официальный дистрибьютор Flowserve
www.promhimtech.ru
USER INSTRUCTIONS
Installation
Operation
Maintenance

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Summary of Contents for Flowserve ERPN-M

  • Page 1 ПромХимТех - официальный дистрибьютор Flowserve www.promhimtech.ru USER INSTRUCTIONS ERPN-M centrifugal pumps Installation Operation Maintenance Horizontal, End Suction Magnetic Driven PCN=71569270, 71569272, 71569273 02-08 (E) Original Instructions...
  • Page 2 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 Type: ERPN-M Size: Serial No: G208xxx Customer: Customer Order No.: Equipment/ Item No.: Pumped Liquid: Capacity: m³/h Minimum Capacity: m³/h Head: Speed: U/min...

  • Page 3: Table Of Contents

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 CONTENTS 7.0 AUXILIARIES ............30 PAGE 7.1 S ..........30 ECONDARY 7.2 C ......30 HANGING OF SECONDARY SEAL 1.0 INTRODUCTION AND SAFETY ......4 7.3 S ........30 EAL AND SEAL SYSTEMS 1.1 G ..............

  • Page 4: Introduction And Safety

    These instructions are intended to facilitate Flowserve parts and accessories is considered to be familiarization with the product and its permitted use. misuse. Damage or failure caused by misuse is not Operating the product in compliance with these covered by Flowserve's warranty.

  • Page 5: Safety

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 1.6.2 Personnel qualification and training 1.6 Safety All personnel involved in the operation, installation, inspection and maintenance of the unit must be qualified to carry out the work involved. If the 1.6.1 Summary of safety markings...
  • Page 6 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 run-up process (See section 5 Commissioning, NEVER DO MAINTENANCE WORK WHILST THE startup, operation and shutdown). UNIT IS CONNECTED TO POWER NEVER RUN THE PUMP DRY HAZARDOUS LIQUIDS When the pump is handling hazardous liquids care...
  • Page 7 The temperature rise Where Flowserve has supplied only the bare shaft at the seals and bearings and due to the minimum pump, the Ex rating applies only to the pump. The...
  • Page 8 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 Avoid mechanical, hydraulic or electrical overload by 1.6.4.7 Preventing leakage using motor overload trips or a Power Monitor and make routine vibration monitoring. The pump must only be used to handle liquids In dirty or dusty environments, regular checks must...

  • Page 9: Warning Label

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 e) Check vibration, noise level and surface temperature at the bearings to confirm satisfactory operation. Check dirt and dust is removed from areas around close clearances, bearing housings and motors. g) Check coupling alignment and re-align if necessary.

  • Page 10: Manuals

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 1.8 Specific machine performance For performance parameters see section 1.5, Duty conditions. When the Contract requirement specifies these to be incorporated into user instructions these are included here. Where performance data has been supplied separately to the purchaser these should be obtained and retained with these user instructions if required.
  • Page 11 1100 808.8 Sound pressure readings are for information only and are not subject to guarantee by Flowserve. Decibel readings do not include driv er or system nois e. Pump tested at 100% of the bes t efficiency point at max.impeller diameter with water.

  • Page 12: Transport And Storage

    Any shortage and or damage must be reported immediately to the Flowserve Pump Division and received in writing within one month of receipt of the equipment. Latter claims cannot be accepted.

  • Page 13: Storage

    Above a certain impeller size, the axial thrust is 3.1 Configuration balanced by balancing holes. The model ERPN-M belongs to Flowserves family of API 685 magnetic driven end suction pumps. 3.3.3.2 Free flow impeller The pump line is based on a modular system, thus The impeller has straight radial vanes and is mounted providing maximum design and operating flexibility.

  • Page 14: Performance And Operating Limits

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 3.3.3.3 Semi open impeller 4.2 Part Assemblies The pump casing is equipped with a renewable wear The pumps are delivered completely mounted and plate.The axial thrust is balanced by back vanes. prealigned with the motor. Also the shaft seal is in the correct position.

  • Page 15: Initial Alignment

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 For more details refer to the manufacturer’s instruction manual of coupling. 4.4 Initial alignment The adjustment of motor and pump must be checked a) Angular Offset: The median lines of shafts (if necessary, make a new adjustment) before first intersect half-way between the ends of the two start up of the unit.

  • Page 16: Piping

    4.5.2 Vent For electrical details on pump sets with controllers All ERPN-M pump casings provides self venting see the separate wiring diagram. through top discharge nozzle arrangement. A small bore at the top of the seal chamber ensures venting See section 5.5, Direction of...

  • Page 17: Precommissioning Procedure

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 5.1 Precommissioning procedure The pressure shall be between a) The bearing housing must be filled with the indicated oil. Check also the oil level. 0.01 bar (0.14 psi) and 0.02 bar (0.29 psi), otherwise b) The pump must be completely filled with liquid to...
  • Page 18 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 a) The oil level may be „fine tuned“ by turning the adjusting sleeve (3) and finally locked into position by tightening the lock nut (2). To replenish, the reservoir and adaptor (1) may be removed by sliding it out of the body, removing the adaptor and fill the reservoir.
  • Page 19 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 5.2.4.3 Adjusting of TRICO Constant Level Oiler If the pump is fitted with a Constant Level Oiler type Size of „TRICO“, the correct oil level has to be checked after Cylindrical roller Angular contact ball...
  • Page 20 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 5.2.7 Oil quantity – Frame II Bearing size is shown on the name plate of the pump, and with this the correct thrust bearing frame can be selected according to the following table. Bearing housing [470]...
  • Page 21 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 5.2.10 Lubrication Table Oil lubrication / Recommendation +40 °C - +70 °C +70 °C - +100 °C +100 °C - +120 °C Bearing temp. (+104 °F - +158 °F) (+158 °F - +212 °F) (+212 °F - +248 °F) -5 °C - +40 °C...

  • Page 22: Impeller Clearance

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 5.3 Impeller clearance To prevent the pump from reverse rotation after shut down, the installation of a check valve No axial adjustment of the rotor is necessary. is recommended. Check the discharge and suction pressure gauge 5.4 Direction of rotation...

  • Page 23: Hydraulic, Mechanical And Electrical Duty

    On completion of work all guards and safety devices reduces with reduced viscosity. It is important that must be re-installed and made operative again. checks are made with your nearest Flowserve office if changes in viscosity are planned. Before restarting the machine, the relevant instructions listed in section 5, Commissioning, start 5.10.3 Pump speed...

  • Page 24: Maintenance Schedule

    If ordered impellers shall c) Contact Flowserve if the problem persists. have smaller or larger outer diameter, indicate also with your order. Without a special remark the spare 6.2.1 Routine Inspection (daily/weekly)
  • Page 25 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 6.3.2 Storage of spares Spares should be stored in a clean dry area away from vibration. Inspection and retreatment of metallic surfaces (if necessary) with preservative is recommended at a 6 monthly interval. Page 25 of 37...

  • Page 26: Recommended Spares

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 6.4 Recommended spares Spares Recommended Part Start up Normal Maintenance No.of identical pumps 1 - 3 4 - 6 1 - 3 4 - 6 7 - 9 Case Head (case cover and stuffing box)

  • Page 27: Setting Impeller Clearance

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 6.6 Setting impeller clearance Pay attention that the magnets of outer rotor [M02] will not be damaged. No axial adjustment of the rotor is necessary. Afterwards remove keys [423]. 3) Loose socket screws [021] to separate mechanical 6.7 Disassembly...

  • Page 28: Examination Of Parts

    The casing gasket [398] shall be new condition. renewed after each disassembly. Now the inner 6.8.1 Gap at closed impeller – ERPN-M rotor can be dismantled. The diametrical gap between wear rings [367] 3) Place inner rotor assembly vertically on impeller...

  • Page 29: Assembly

    Prestress bearing parts always in a vertical shaft position. Turn torque constantly 6.8.2 Gap at free flow impeller – ERPN-M – F and uninterruptedly. Beats are prohibited. The Diametrical gap between vane on the back of impeller...

  • Page 30: Contents 7.0 Auxiliaries

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 2) Heat up the inner race of the roller bearing [476] Frame Thrust bearing Line bearing and push it on the shaft [415]. 6306 – C3 NU 207 3) Install both retaining rings [4771] into bearing 6306 –...
  • Page 31 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 7.3.3 Flushing plan no. 21S according to API 685 Flushing of magnetic coupling is performed according to API 685 flushing plan no.21S. Thereby the pumped medium is led to magnetic coupling (connection „F“) from pump discharge through an orifice and a cooler.
  • Page 32 Check head of pump. back pressure is not too high Total head of system lower than pump design Throttle at discharge valve or ask Flowserve if head. the impeller can be trimmed Specific gravity of liquid different from design.

  • Page 33: Certification

    10.0 OTHER RELEVANT 10.2 Change notes DOCUMENTATION AND MANUALS If any changes, agreed with Flowserve Pump Division, are made to the product after its supply, a 10.1 Supplementary user instructions record of the details should be maintained with these User Instructions.

  • Page 34: Additional Sources Of Information

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 10.3 Additional sources of information Reference 1: NPSH for Rotordynamic Pumps: a reference guide, Europump Guide No. 1, Europump & World Pumps, Elsevier Science, United Kingdom, 1999. Reference 2: Pump Handbook, 2 edition, Igor J. Karassik et al, McGraw-Hill Inc., New York, 1993.

  • Page 35: Abbreviations

    ERPN-M USER INSTRUCTIONS ENGLISH 02-08 10.4 Abbreviations ISO unit Multiplication US unit Quantity ISO unit US unit abbreviation Factor Abbreviation square meter m² 10.764 square feet ft² Area square centimeter cm² 0.155 square inch in.² Capacity or Cubic US Gallons/ m³/h...
  • Page 36 MESSAGES CAN BE LEFT ALSO ON OUR ANSWERING MACHINE IMPORTANT NOTES: PLEASE NOTE, THAT WARRANTY EXPIRES: - USE OF NON GENUINE FLOWSERVE AUSTRIA PARTS FOR MAINTENANCE AND REPAIRS - NO USE OF OUR SERVICE PERSONAL IN CASE OF REPAIRS DURING WARRANTY PERIOD RECOMMENDATION:...
  • Page 37 ERPN-M USER INSTRUCTIONS ENGLISH 02-08 FLOWSERVE REGIONAL Your Flowserve factory contacts: SALES OFFICES: Flowserve (Austria) GmbH Industriestraße B6 USA and Canada 2345 Brunn am Gebirge Flowserve Corporation Austria 5215 North O’Connor Blvd., Suite 2300 Telefon: +43 2236 31530 Irving, Texas 75039-5421 USA...

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