Flowserve WDX R/C Installation, Operation, Maintenance Manual
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Flowserve WDX R/C Installation, Operation, Maintenance Manual

Wdx centrifugal pumps
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®
Pump Division
Type:
WDX
CENTRIFUGAL PUMPS
USER INSTRUCTIONS:
INSTALLATION, OPERATION, MAINTENANCE
PCN=71576322 06-05 (E)
These instructions must be read prior to installing,
operating, using and maintaining this equipment.

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  • Page 1 ® Pump Division Type: CENTRIFUGAL PUMPS USER INSTRUCTIONS: INSTALLATION, OPERATION, MAINTENANCE PCN=71576322 06-05 (E) These instructions must be read prior to installing, operating, using and maintaining this equipment.
  • Page 2 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® CONTENTS PAGE PAGE 1 INTRODUCTION AND SAFETY ......4 6 MAINTENANCE..........28 1.1 General............4 6.1 General............. 28 1.2 CE marking and approvals......4 6.2 Maintenance schedule....... 28 1.3 Disclaimer........... 4 6.3 Spare parts..........31 1.4 Copyright ............
  • Page 3 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® INDEX PAGE PAGE Additional sources (10.3)........45 Reassembly (see 6.10, Assembly)......37 Alignment of shafting (see 4.3, 4.5 and 4.7) Receipt and unpacking (2.1)......... 10 Assembly (6.10)........... 37 Recommended fill quantities (see 5.2.3)....23 ATEX marking (1.6.4.2)..........

  • Page 4: Introduction And Safety

    Information in these User Instructions is believed to the product. be reliable. In spite of all the efforts of Flowserve Flowserve products are designed, developed and Pump Division to provide sound and all necessary...

  • Page 5: Wdx User Instructions English 71576322

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 1.6 Safety 1.6.3 Safety action This is a summary of conditions and actions to 1.6.1 Summary of safety markings prevent injury to personnel and damage to the These User Instructions contain specific safetymarkings environment and to equipment.

  • Page 6: Wdx User Instructions English 71576322

    START THE PUMP WITH OUTLET VALVE PART OPENED Where Flowserve has supplied only the bare shaft (Unless otherwise instructed at a specific point in the pump, the Ex rating applies only to the pump. The party User Instructions.)
  • Page 7 ENSURE PUMP IS PROPERLY FILLED AND a maximum ambient of 40 °C (104 °F); refer to VENTED AND DOES NOT RUN DRY. Flowserve for higher ambient temperatures. Ensure pump and relevant suction and discharge The surface temperature on the pump is influenced by pipeline system is totally filled with liquid at all times the temperature of the liquid handled.

  • Page 8: Safety Labels Summary

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® Where there is a risk from such tools or materials; 1.6.4.5 Preventing sparks maintenance must be conducted in a safe area. It is recommended that a maintenance plan and schedule To prevent a potential hazard from mechanical is adopted.

  • Page 9: Noise Level

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® The values are based on the noisiest ungeared electric 1.9 Noise le vel motors which are likely to be encountered. They are When pump noise level exceeds 85dBA attention must sound pressure levels at 1m (3.3ft) from the be given to prevailing Health and Safety Legislation, to directly driven pump, for "free field over a reflecting limit the exposure of plant operating personnel to the...

  • Page 10: Transport And Storage

    A crane must be positioned in such a way that the Any shortage and or damage must be reported load will be raised perpendicularly. Where possible immediately to Flowserve Pump Division and necessary precautions must be taken to avoid the received in writing within one month of receipt of the swing of the load.

  • Page 11: Lifting

    To avoid distortion, the pump unit should be lifted as shown. All masses, in the table below, are for 3 stages, in construction M2. Motor pump unit MET PUMP MASS MASS PUMP WDX R/C WDX E WDX S STAGE SIZE 10.5 coole d 1.5WDX 10.5...

  • Page 12: Storage

    Drive end on discharge side - C W The pump may be stored as above for up to 6 Thrust bearing on dri ve si de months. Consult Flowserve for preservative actions Radial bearing on suc tion side when a longer storage period is needed.

  • Page 13: Nomenclature

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 3.2 Nomenclature Characteristics shown on the nameplate fixed on the pump are as shown below: Each pump is supplied with the following nameplate: Speed of rotation Pump type Mass Flow rate Maxi mum admissibl e Pressure at 20 °C Head Maxi mum / mini mum...

  • Page 14: Materials Of Construction

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 3.3.5 Pump bearings and lubrication 3.5 Performance and operating limits WDX pumps are designed so the antifriction bearings This product has been selected to meet the may be either oil or grease lubricated. specifications of your purchase order.

  • Page 15: Coverage Charts

    3.6 Coverage charts 3.3.1 2970 min (50 Hz): coverage charts (Q, H) 3.3.2 3550 min (60 Hz): coverage charts (Q, H)

  • Page 16: Installation

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 4 INSTALLATION A unit mounted on steel work or structural members should be mounted over or adjacent to girders or walls so that no misalignment will occur from yielding Equipment operated in hazardous locations or sagging of the structure.

  • Page 17: Grouting

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® g) If anchor bolts have been embedded in the 4.5.1 Thermal expansion foundation, slightly tighten the anchor bolts. Otherwise let them hang in the foundation holes. The pump and motor will normally h) If not supplied, guarding shall be fitted as necessary have to be aligned at ambient temperature and to meet the requirementsof EN292 and EN953 and should be corrected to allow for thermal expansion at...

  • Page 18: Piping

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® Complete piping as below and see sections 4.7, Paral lel Final shaft alignment check up to and including section 5, Commissioning, startup, operation and shutdown before connecting driver and checking actual rotation. 4.6 Piping Angular The user must verify that the equipment is isolated from any external sources of vibration.
  • Page 19 WDX pump casings. Refer n) Do not tighten flanges before the final check. to Flowserve for other configurations. Typical design – flooded suction Ensure piping and fittings are flushed before use.
  • Page 20 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 4.6.3 Maximum forces and moments allowed on WDX pump flanges Direction of forces Fx = horizontal parallel to pump axis Fy = horizontal perpendicular to pump axis Fz = vertical perpendicular to pump axis Direction of moments Mx = around a horizontal axis parallel to pump axis My = around a horizontal axis nozzle axis...

  • Page 21: Final Shaft Alignment Check

    Consult separate User instructions (normally supplied within the terminal Instructions and or Flowserve if unsure of correct box) including any temperature, earth leakage, method or arrangement. current and other protective devices as appropriate.

  • Page 22: Protection Systems

    If in doubt consult Flowserve. supply before pump start-up. If there is any possibility of the system allowing the 5.1.2 Oil Lubrication...

  • Page 23: Pump Lubricants

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® The oil filled bottle should then be refitted so as to Oil levels are as indicated below. The distance return it to the upright position. Filling should be indicated is distance below the shaft centreline. repeated until oil remains visible within the bottle.

  • Page 24: Direction Of Rotation

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 5.2.4 Lubrication schedule Lubricati on frequenci es in hours of operation Pump size 1450 RPM 1750 RPM 2950 RPM 3550 RPM 5.2.4.1 Oil lubricated bearings 1,5 WDX 3000 2200 1500 1200 Operating conditions and severity of service will determine the intervals between oil changes.

  • Page 25: Starting The Pump

    5.5.3 Suction lift w ithout foot v alve Pump casing vents on the suction volute must be connected to an external vacuum pump priming system. If in doubt, please consult Flowserve. 5.6 Starting the pump Ensure flushing and/or cooling/ heating liquid supplies are turned ON before starting the pump.
  • Page 26 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® If bearing temperatures are to be monitored it is The gland must be adjusted evenly to give essential that a benchmark temperature is recorded visible leakage and concentric alignment of the gland at the commissioning stage and after the bearing ring [4120] to avoid excess temperature.

  • Page 27: Stopping And Shutdown

    ® It is important that checks are made with your nearest Maximum stop/starts Motor rating kW (hp) Flowserve office if changes in viscosity are planned. per hour Up to 15 ( 20) Between 15 ( 20) and 90 (120) 5.9.3 Pump speed...

  • Page 28: Maintenance

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® Cleaning once the pump has been commissioned will Never use air or compressed inert gas to clean depend on the application and operating conditions. clothes. The user must ensure that the cleaning procedures Before working on the pump, take measures to are suitable for the application and operating prevent an uncontrolled start.
  • Page 29 Contact Flowserve if the problem persists. Refer to section 5.1.1 for methods of oil fill, section 6.2.1 Routine inspection (daily/w eekly) 5.2.1 for oil grade recommendations and 5.2.4 for the...
  • Page 30 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® c) Clean and flush out the housing with a light 6.2.5 Gland packing mineral oil. 6.2.5.1 Pump fitted with a packed gland A well run in and correctly adjusted packing gland requires little maintenance. If, after some time, the leakage becomes too great, the gland should be tightened again in order to return these to a normal level.

  • Page 31: Spare Parts

    6.2.5.4 Gland packing dimensions 6.3 Spare parts 6.3.1 Ordering of spares Flowserve keeps records of all pumps that have been supplied. When ordering spares the following information should be quoted: 1) Pump serial number.

  • Page 32: Recommended Spares And Consumable Items

    6.5 Tools required Before dismantling the pump for A typical range of tools that will be required to overhaul, ensure genuine Flowserve replacement maintain these pumps is listed below. parts are available. Readily available in standard tool kits, and dependent...
  • Page 33 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 2. Disconnect external piping such as balancing drum Remove the spacer sleeve [2460-02]. bleed line, cooling connections or mechanical seal Remove the snap ring [6544-02]. pipework. Remove the spacer sleeve [2460-01]. The whole thrust bearing assembly can then be 3.
  • Page 34 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 6.8.3 Dismantling radial bearing 6.8.3.2 Line bearings (WDXE) 6.8.3.1 Antifriction bearings (WDXR and WDXC) Free the bearing by removing screw [6570-02]. Remove the bearing bushing [3300] by means of a Grease lubricated disassembling screw M10. Remove the snap ring [6544-03] and slide off the shaft sleeve [3400-01].
  • Page 35 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® The replacement of a mechanical seal requires the 6.8.4 Dismantling shaft sealing dismantling of thrust and line bearing assembly. The dismantling procedure of the mechanical seal is self 6.8.4.1 Packing explanatory when viewing the respective seal drawing.

  • Page 36: Inspection Of Components

    6.8.3. these instructions. Complete mechanical seal rotors Remove the seal component. and seats are available from your FLOWSERVE Remove the drum screws [6570-06] and the drum representative as are any other repair parts. ring [2500].

  • Page 37: Assembly

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 6.10.3 Anti friction bearings 6.9.6 Diffusers and interstage casings Antifriction bearings should be preassembled so that There is normally no need to separate the diffusers the complete bearing set can be mounted on the and interstage casings, however, if they do become pump casing.

  • Page 38: Faults; Causes And Remedies

    Total head of s ystem higher than differenti al head of pump. Chec k s ystem l osses. Remedy or CONSU LT FLOWSERVE. Total head of s ystem l ower than pump design head. Specific gravit y of liquid differ ent from design.
  • Page 39 . Remedy or CONSU LT FLOWSERVE, if necess ar y . Exc essi ve thrust c aus ed by a mechanic al failure Chec k wear condition of impeller, its clear ances and inside the pump.

  • Page 40: Parts Lists And Drawings

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 8 PARTS LISTS AND DRAWINGS 8.1 Sectional drawings, WDXR grease lubricated uncooled Page 40 of 46...

  • Page 41: Sectional Drawings, Variants

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 8.2 Sectional drawings, variants 8.2.2 WDXC 8.2.1 WDXE and WDXS Page 41 of 46...

  • Page 42: Sectional Drawings, Other Details

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 8.2.3 Cooled version 8.3.2 Intermediate bearing bush 9331-0 2 8.3.3 Oil bearing drive end 9331-0 1 8161 8162 8.3.4 Oil bearing non drive end 8.3 Sectional drawings, other details 8.3.1 Wear rings Page 42 of 46...

  • Page 43: Sectional Drawings Part List

    WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® 8.4 Sectional drawings part list ITEM DESIGNATION 3011-01 Radial ball bearing, Drive side 2x7300 ITEM DESIGNATION Radial ball bearing, Non drive side 3011-02 6000 1130-01 Suction casing, radial 3134 Support foot 1130-02 Suction casing, axial 3140 Bearing bracket, Drive s ide 1140...
  • Page 44 WDX USER INSTRUCTIONS ENGLISH 71576322 06-05 ® ITEM DESIGNATION ITEM DESIGNATION Gasket for seal housing cooled Drive 6570-01 Screw, cap Hc, Fan 4590-03 side 6570-02 Screw, cap Hc, Bearing bush Gasket for seal housing cooled Non 4590-04 6570-03 Screw, cap Hc, Internal bearing bush drive side 6570-04 Screw, cap Hc...

  • Page 45: General Arrangement Drawing

    User Instructions. 10.2 Change notes If any changes, agreed with Flowserve Pump Division, are made to the product after its supply, a record of the details should be maintained with these User Instructions.
  • Page 46 Route d'Angers 72234 ARNAGE Cedex - FRANCE Telephone (24 hours) +33 43 40 57 75 To find your local Flowserve representative, please Sales & Admin +33 43 40 57 57 use the Sales Support Locator System Repair & Service Fax +33 43 40 58 17 www.flowserve.com...

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