Flowserve DMX User Instructions

Multistage, single/double suction, horizontally split volute type centrifugal pumps

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DMX/DMXD/DMXH/DMXDH centrifugal

pumps

Multistage, single/double suction, horizontally split volute

type centrifugal pumps

PCN = 71569282 – 10/09 (E)

Original instructions

These instructions must be read prior to installing,

operating, using and maintaining the equipment.

operating, using and maintaining the

BALL/BALL CONFIGURATION

USER INSTRUCTIONS

Installation

Operation

Maintenance

equipment.

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Summary of Contents for Flowserve DMX

Page 1 USER INSTRUCTIONS USER INSTRUCTIONS DMX/DMXD/DMXH/DMXDH centrifugal DMX/DMXD/DMXH/DMXDH centrifugal Installation Installation pumps pumps Operation Operation Multistage, single/double suction, horizontally split volute Multistage, single/double suction, horizontally split volute Maintenance Maintenance type centrifugal pumps type centrifugal pumps PCN = 71569282 – 10/09 (E) PCN = 71569282 –...
Page 2: Table Of Contents
DMX/DMXD/DMXH/DMXDH USER DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS INSTRUCTIONS ENGLISH ENGLISH 71569282 71569282 - - 10/09 10/09 CONTENTS CONTENTS PAGE PAGE PAGE PAGE INTRODUCTION INTRODUCTION AND SAFETY ...... 3 AND SAFETY ...... 3 Guarding........... 31 Guarding........... 31 General General ......................3 3 Priming and auxiliary supplies....
Page 3: General
Flowserve as to its completeness or accuracy Flowserve as to its completeness or accuracy . . operation or about its support products, repair and operation or about its support products, repair and diagnostic services.
Page 4: Safety
Flowserve in writing, so that their force, due to internal pressure, acts on the pump flange. This symbol indicates “hazardous substances and toxic fluid” safety instructions where non-...
Page 5 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 overheating of the pump, instability and cavitation/ If the temperature is greater than 68 ° C (154° F) or vibration. below -5 ° C (20 ° F) in a restricted zone, or exceeds local regulations, action as above shall be taken.
Page 6 40 ° C during the pump operation, so that an explosive (104 ° F); refer to Flowserve for higher ambient atmosphere is prevented. In addition it is essential to temperatures.
Page 7: Warning Labels
DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 surfaces with a dry cloth; ensure cloth is damp. If leakage of liquid to atmosphere can result in a hazard, then a liquid detection device shall be The coupling must be selected to comply with 94/9/EC installed.
Page 8: Specific Machine Performance
DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 Oil lubricated units only: 1.8 Specific machine performance b) Background noise is 10 dB (minimum) below all noise levels in each octave band. For performance parameters see 10.4 Customer Data Sheet. When the contract requirement specifies...
Page 9: Foundation
(typical properties at 23 C (73 C (73 Flowserve requires that all grouting be installed in Flowserve requires that all grouting be installed in accordance with specifications set forth in Chapter 5, accordance with specifications set forth in Chapter 5, ASTM D-635, ASTM D-635, Fire Resistant ...
Page 10 DMX/DMXD/DMXH/DMXD DMX/DMXD/DMXH/DMXDH H USER USER INSTRUCTIONS INSTRUCTIONS ENGLISH ENGLISH 71569282 71569282 - - 10/09 10/09 ALLOW AMPLE ALLOW AMPLE THREADED BOLT THREADED BOLT 4.3.1 4.3.1 Grouting Grouting material material LENGTH ABOVE LENGTH ABOVE ROUGH CONCRETE ROUGH CONCRETE ROUGH FINISH ROUGH FINISH 4.3.1.1...
Page 11 SPACE alignment is only offered as a general guideline. alignment is only offered as a general guideline. Flowserve requires that all shaft alignment be Flowserve requires that all shaft alignment be performed in accordance with specifications set forth performed in accordance with specifications set forth...
Page 12 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 operation may require the full coupling misalignment capability. 4.4.1.1 Types of misalignment PUMP SIDE DRIVER SIDE There are two types of shaft misalignment: Angular and offset. Both types of misalignment can occur in horizontal and vertical planes and are present in most applications.
Page 13 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 4.4.2.2 Set DBSE The shaft gap, or distance between shaft ends (DBSE), must be in accordance with the certified General Arrangement Drawing and must be measured with pump and driver shafts in the center of their axial end float.
Page 14 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 d) Mount the laser emitter on the pump shaft, and The pump feet at the opposite end are held from the laser target on the motor shaft. moving vertically by the use of a self-locking nut. The clearance between the base of the nut and the top of e) Link the shaft ends so they rotate together.
Page 15 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 pressure does not fall below that required to prevent The pressure drop across the strainer pump cavitation. Pressure (or vacuum) gauges is a direct reduction in the NPSH available to the should be installed on both sides of the strainer so pump.
Page 16: Alignment Check
DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 with relevant local national and international Refer to section entitled shaft/coupling regulations . alignment and perform a coupling alignment check as outlined. This check is recommended to insure the It is important to be aware of the EUROPEAN...
Page 17: Commissioning, Start-Up, Operation
Never operate the pump with suction valve 5.1.2 Pump instrumentation set points closed. The following set points apply to DMX Pumps, which use the ball/ball bearing arrangement. b) Never operate pump unless it is filled with liquid and vented.
Page 18: Clearance
DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 e) Refer to driver instruction book for instructions 5.6 Priming and auxiliary supplies covering flushing of driver bearings. 5.2.5 Trico oiler setting Ensure all electrical, hydraulic, pneumatic, sealant and lubrication systems (as applicable) are connected and operational.
Page 19: Hydraulic, Mechanical And Electrical Duty
DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 a) Never operate the pump with suction valve Operation of the unit without appropriate closed. lubrication can result in overheating of the bearings, bearing failures, pump seizures and b) Never operate pump unless it is filled with liquid actual breakdown of the equipment, exposing and vented.
Page 20 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 5.10.2 Viscosity The pump is designed to deliver rated capacity at rated head for a liquid with a particular viscosity. When contemplating operation at some viscosity other than that for which the pump was originally...
Page 21 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 6.6.8 Heating impellers for removal In case of double suction pump (DMXD and a) Apply heat (torch with fine tip) to periphery [outer DMXDH), remove crossover bushing [1600]. 38 mm (1.5 in.)] of impeller until temperature Crossover bushing is horizontally split and held reaches 191 °...
Page 22: Examination Of Parts
DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 Continue to disassemble the impellers by new impeller rings shall be done with oven repeating steps c) and d) until all impellers [2200] instead of torch. have been removed from the shaft. 6.7.2 Dynamic-balance impeller Whenever an impeller is tampered with, (i.e.
Page 23: Assembly Of Pump And Seal
DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 mounting force directly against, and only against, the 6.8 Assembly of pump and seal inner ring. When reassembling pump, all fasteners must be tightened to the proper torque values. Refer to c) When installing bearing housing onto the bearing sectional drawing in section 8.
Page 24 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 NOTES: Page 58 of 60...
Page 25 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 NOTES: Page 59 of 60...
Page 26 DMX/DMXD/DMXH/DMXDH USER INSTRUCTIONS ENGLISH 71569282 - 10/09 FLOWSERVE REGIONAL Your Flowserve factory contacts: SALES OFFICES: Flowserve Corporation Parallelweg 6 USA and Canada 4878 AH Flowserve Corporation Etten-Leur, The Netherlands 5215 North O’Connor Blvd., Telephone: +31 76 502 8200 Suite 2300 Irving, Texas 75039-5421 USA Flowserve Spain, S.A.

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