Flowserve PVML 25.04.04 User Instructions
Flowserve PVML 25.04.04 User Instructions

Flowserve PVML 25.04.04 User Instructions

Centrifugal pumps
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Pump Division
Type:
PVML
CENTRIFUGAL PUMPS
USER INSTRUCTIONS:
INSTALLATION, OPERATION, MAINTENANCE
PCN=00079591, ed. 01-05
These instructions should be read prior to installing,
operating, using and maintaining this equipment.
Компания ПромХимТех-
официальный дистрибьютор
насосов Flowserve
www.promhimtech.ru
Тел. 8 800 250-01-54
e-mail: zakaz@promhimtech.ru
®
(E)

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Summary of Contents for Flowserve PVML 25.04.04

  • Page 1 Компания ПромХимТех- официальный дистрибьютор насосов Flowserve www.promhimtech.ru Тел. 8 800 250-01-54 e-mail: zakaz@promhimtech.ru ® Pump Division Type: PVML CENTRIFUGAL PUMPS USER INSTRUCTIONS: INSTALLATION, OPERATION, MAINTENANCE PCN=00079591, ed. 01-05 These instructions should be read prior to installing, operating, using and maintaining this equipment.
  • Page 2: Table Of Contents

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® CONTENTS PAGE PAGE 7 FAULTS; CAUSES AND REMEDIES....25 1 INTRODUCTION AND SAFETY......3 1.1 General ............3 8 PARTS LIST AND DRAWINGS ......27 1.2 CE marking and approvals......3 8.1 Sectional drawings -PVML ......27 1.3 Disclaimer ............
  • Page 3: Introduction And Safety

    Damage or failure caused Operating the product in compliance with these by misuse is not covered by Flowserve's warranty. In instructions is important to help ensure reliability in addition, any modification of Flowserve products or service and avoid risks.
  • Page 4: Safety

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® 1.6 Safety NEVER DO MAINTENANCE WORK WHEN THE UNIT IS CONNECTED TO POWER 1.6.1 Summary of safety markings These User Instructions contain specific safety GUARDS MUST NOT BE REMOVED WHILE markings where non-observance of an instruction would THE PUMP IS OPERATIONAL cause hazards.
  • Page 5 Flowserve in writing, so that their force, due to internal pressure, Where Flowserve has supplied only the bare shaft acts on the pump flange. pump, which is quite unusual for a PVML pump due to...
  • Page 6 - check which is lower) must be well ventilated. 85 °C (185 °F) Consult Flowserve 100 °C (212 °F) Consult Flowserve 135 °C (275 °F) 115 °C (239 °F) * 1.6.4.5 Preventing sparks...
  • Page 7: Nameplate And Warning Labels

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® To avoid potential explosion hazards during maintenance, the tools, cleaning and painting materials used must not give rise to sparking or adversely affect the ambient conditions. Where there is a risk from such tools or materials, maintenance must be conducted in a safe area.
  • Page 8: Specific Machine Performance

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® 1.8 Specific machine performance Pump noise level is dependent on a number of factors - the type of motor fitted, the operating capacity, pipework For performance parameters see section 1.5, Duty design and acoustic characteristics of the building. conditions.
  • Page 9: Transport And Storage

    Any shortage and or damage must be reported immediately to Flowserve Pump Division and received in writing within one month of receipt of the equipment. Later claims cannot be accepted.
  • Page 10: Pump Description

    Suction and mm (in.) clearance mm (in.) mm (in.) discharge branches are at the casing and therefore its PVML 25.04.04 220 (8.66) 90/-- (3.54/--) 0.35/-- (0.014/--) piping remain undisturbed at maintenance. PVML 25.08.08 240 (9.45) 90/130 (3.54/5.12) 0.35/0.43 (0.014/0.017)
  • Page 11: Installation

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® 4 INSTALLATION �� Make these recesses in the base in accordance with the above figure, referring to the dimensional drawing of the pump unit. Equipment operated in hazardous locations If a concrete base is used, observe the following must comply with the relevant explosion protection points: regulations.
  • Page 12: Grouting (4.4)

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® 4.4.1 Grouting of a pump with levelling plate 4.4.1.1 Adjusting the levelling plate See below figure for the following procedures. To make sure that the unit is level, use a calibrated machine level with an accuracy of 0.02 mm/m Measure along the shaft of the electric motor in both directions or, if this is not possible, along the seal plate.
  • Page 13: Initial Alignment

    PVML pump casings. The allowable forces and moments are also listed in the 4.5 Initial alignment addendum (Tab 1) . Refer to Flowserve for other configurations. Mount the flanges of the pipes and pump so that 4.5.1 Thermal expansion they are parallel with a tolerance of 0.1 mm.
  • Page 14: Electrical Connections

    When suction pressure is below ambient pressure, it immunity of the equipment, wiring or any connected is necessary to feed the gland packing with liquid to devices. If in any doubt contact Flowserve for provide lubrication and prevent the ingress of air. This advice.
  • Page 15: Final Shaft Alignment Check

    No functional adjustments are to be considered. liquid. If in doubt consult Flowserve. 5.4 Direction of rotation If there is any possibility of the system allowing the...
  • Page 16: Starting The Pump

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® 5.6.1 Suction pressure above atmospheric If hot liquids are being pumped it may be necessary pressure to slacken the gland nuts to achieve leakage. the seal flush line at the mechanical seal/stuffing box The pump should be run for 30 minutes with steady to allow the trapped air to escape.
  • Page 17: Stopping And Shutdown

    It is important that ≤ 3.9 (0.15) Alarm N x 1.25 checks are made with your nearest Flowserve Shutdown trip N x 2.0 ≤ 4.5 (0.18) office if changes in viscosity are planned. 5.8.6 Stop/start frequency 5.10.3 Pump speed...
  • Page 18: Maintenance

    Contact Flowserve if the problem persists. protection. 6.1.1 Routine inspection (daily/weekly) Do not spray air or compressed inert gas on skin.
  • Page 19: Spare Parts

    A typical range of tools that will be required to maintain these pumps is listed below. 6.2.1 Ordering of spares Flowserve keep records of all pumps that have been Readily available in standard tool kits, and supplied. When ordering spares the following...
  • Page 20: Fastener Torques

    Before dismantling the pump for overhaul, ensure genuine Flowserve replacement This type of packing may only parts are available. be used once. Dispose of the packing ring in Refer to sectional drawings for part numbers and the proper way.
  • Page 21: Examination Of Parts

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® 6.7.4 Removing the electric motor �� Chip off the This procedure describes removal of the electric motor remaining edges from the motor stool. . of the drilled holes �� Place the bottom of the motor stool on a support using a hammer due to the projecting shaft of the electric motor.
  • Page 22: Assembly

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® In particular, fault diagnosis is essential to enhance �� Clean the mounting surfaces of the impeller pump and plant reliability. wearing ring and the impeller. 6.8.1 Casing, seal plate, diffuser and impeller ��...
  • Page 23 PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® �� Tighten the bolts [6577.2]. 6.9.4 Installing the mechanical seal 6.9.7 Fitting the impeller This procedure describes assembly of the mechanical This procedure describes assembly of the impeller seal to the casing cover. to the shaft of the electric motor.
  • Page 24 PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® �� Connect all auxiliary pipes in accordance with 6.9.8 Fitting the diffuser the dimensioned drawing, the “Process and Instrumentation Diagram” (P&ID) or the This procedure describes assembly of the diffuser into “Auxiliary Piping Arrangement Drawing”. the casing cover.
  • Page 25: Faults; Causes And Remedies

    Check setting of levelling or base plate: tighten, adjust, grout base as required. Shaft bent. Check shaft runouts are within acceptable values. CONSULT FLOWSERVE. Rotating part rubbing on stationary part internally. Check and CONSULT FLOWSERVE, if necessary. Bearings worn Replace bearings. Page 25 of 29...
  • Page 26 POSSIBLE REMEDIES Wearing ring surfaces worn. Replace worn wear ring/surfaces. Impeller damaged or eroded. Replace or CONSULT FLOWSERVE for improved material selection. Leakage under sleeve due to joint failure. Replace joint and check for damage. Shaft sleeve worn or scored or running off centre.
  • Page 27: Parts List And Drawings

    PVML USER INSTRUCTIONS ENGLISH 00079591 – 01/05 ® 8 PARTS LIST AND DRAWINGS 8.1 Typical Sectional drawing 8.2 Typical Parts list For P.O. related parts list see Tab 1 Ref. no. Description Ref. no. Description 1100 Casing 4610 O-ring 1221 Casing cover 6130 Sole plate...
  • Page 28: 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 29 Tel +1 972 443 6500 Tel +65 775 3003 Toll free 800 728 PUMP (7867) Fax +65 779 4607 Fax +1 972 443 6800 Visit our web site at: www.flowserve.com Your Flowserve factory contact: Your local Flowserve representative: Компания ПромХимТех- Flowserve B.V.

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