Flowserve DMX User Instructions Download Page 3

DMX/DMXD/DMXH/DMXD

DMX/DMXD/DMXH/DMXDH 

H USER 

USER INSTRUCTIONS 

INSTRUCTIONS  ENGLISH 

ENGLISH  71569282 

71569282 - 

- 10/09

10/09

Page 3 of 60

Page 3 of 60

1  INTRODUCTION 

INTRODUCTION AND 

AND SAFETY

SAFETY

1.1  General

1.1  General

These Instructions must always be kept

These Instructions must always be kept

close to product's operating location or directly

close to product's operating location or directly
with the product.

with the product.

Flowserve's products are designed, developed and

Flowserve's products are designed, developed and
manufactured with state-of-the-art technologies in

manufactured with state-of-the-art technologies in
modern facilities. The unit is produced with great care

modern facilities. The unit is produced with great care
and commitment to continuous quality control, utilising

and commitment to continuous quality control, utilising
sophisticated quality techniques, and safety

sophisticated quality techniques, and safety
requirements.

requirements.

Flowserve is committed to continuous quality

Flowserve is committed to continuous quality
improvement and being at service for any further

improvement and being at service for any further
information about the product in its installation and

information about the product in its installation and
operation or about its support products, repair and

operation or about its support products, repair and
diagnostic services.

diagnostic services.

These instructions are intended to facilitate

These instructions are intended to facilitate
familiarization with the product and its permitted use.

familiarization with the product and its permitted use.
Operating the product in compliance with these

Operating the product in compliance with these
instructions is important to help ensure reliability in

instructions is important to help ensure reliability in
service and avoid risks. The instructions may not take

service and avoid risks. The instructions may not take
into account local regulations; ensure such regulations

into account local regulations; ensure such regulations
are observed by all, including those installing the

are observed by all, including those installing the
product. Always coordinate repair activity with

product. Always coordinate repair activity with
operations personnel, and follow all plant safety

operations personnel, and follow all plant safety
requirements and applicable safety and health

requirements and applicable safety and health
laws/regulations.

laws/regulations.

These instructions must be read prior to

These instructions must be read prior to

installing, operating, using and maintaining the

installing, operating, using and maintaining the
equipment in any region worldwide. The

equipment in any region worldwide. The
equipment must not be put into service until all

equipment must not be put into service until all
the conditions relating to safety, noted in the

the conditions relating to safety, noted in the
instructions, have 

instructions, have been met. 

been met.  Failure to follow

Failure to follow

and apply the present user instructions is

and apply the present user instructions is
considered to be misuse. Personal injury,

considered to be misuse. Personal injury,
product damage, delay or failure caused by

product damage, delay or failure caused by
misuse are not covered by the Flowserve

misuse are not covered by the Flowserve
warranty.

warranty.

1.2 

1.2  CE 

CE marking 

marking and 

and approvals

approvals

It is a legal requirement that machinery and

It is a legal requirement that machinery and
equipment put into service within certain regions of

equipment put into service within certain regions of
the world shall conform with the applicable CE

the world shall conform with the applicable CE
Marking Directives covering Machinery and, where

Marking Directives covering Machinery and, where
applicable, Low Voltage Equipment, Electromagnetic

applicable, Low Voltage Equipment, Electromagnetic
Compatibility (EMC), Pressure Equipment Directive

Compatibility (EMC), Pressure Equipment Directive
(PED) and Equipment for Potentially Explosive

(PED) and Equipment for Potentially Explosive
Atmospheres (ATEX).

Atmospheres (ATEX).

Where applicable, the Directives and any additional

Where applicable, the Directives and any additional
Approvals, cover important safety aspects relating to

Approvals, cover important safety aspects relating to
machinery and equipment and the satisfactory

machinery and equipment and the satisfactory
provision of technical documents and safety

provision of technical documents and safety
instructions. Where applicable this document

instructions. Where applicable this document
incorporates information relevant to these Directives

incorporates information relevant to these Directives
and Approvals. To confirm the Approvals applying

and Approvals. To confirm the Approvals applying
and if the product is CE marked, check the serial

and if the product is CE marked, check the serial
number plate markings and the Certification, see

number plate markings and the Certification, see
section 9,

section 9,

Certification.

Certification.

1.3  Disclaimer

1.3  Disclaimer

Information in these User Instructions is believed

Information in these User Instructions is believed
to be reliable. In spite of all the efforts of

to be reliable. In spite of all the efforts of
Flowserve to provide sound and all necessary

Flowserve to provide sound and all necessary
information the content of this manual may

information the content of this manual may
appear insufficient and is not guaranteed by

appear insufficient and is not guaranteed by
Flowserve as to its completeness or accuracy 

Flowserve as to its completeness or accuracy 

..

Flowserve manufactures products to exacting

Flowserve manufactures products to exacting
International Quality Management System Standards

International Quality Management System Standards
as certified and audited by external Quality

as certified and audited by external Quality
Assurance organisations. Genuine parts and

Assurance organisations. Genuine parts and
accessories have been designed, tested and

accessories have been designed, tested and
incorporated into the products to help ensure

incorporated into the products to help ensure
continued product quality and performance in use. As

continued product quality and performance in use. As
Flowserve cannot test parts and accessories sourced

Flowserve cannot test parts and accessories sourced
from other vendors the incorrect incorporation of such

from other vendors the incorrect incorporation of such
parts and accessories may adversely affect the

parts and accessories may adversely affect the
performance and safety features of the products. The

performance and safety features of the products. The
failure to properly select, install or use authorised

failure to properly select, install or use authorised
Flowserve parts and accessories is considered to be

Flowserve parts and accessories is considered to be
misuse. Damage or failure caused by misuse is not

misuse. Damage or failure caused by misuse is not
covered by Flowserve's warranty. In addition, any

covered by Flowserve's warranty. In addition, any
modification of Flowserve products or removal of

modification of Flowserve products or removal of
original components may impair the safety of these

original components may impair the safety of these
products in their use.

products in their use.

1.4  Copyright

1.4  Copyright

All rights reserved. No part of these instructions may

All rights reserved. No part of these instructions may
be reproduced, stored in a retrieval system or

be reproduced, stored in a retrieval system or
transmitted in any form or by any means without prior

transmitted in any form or by any means without prior
permission of Flowserve Corporation.

permission of Flowserve Corporation.

1.5 

1.5  Duty 

Duty conditions

conditions

This product has been selected to meet the

This product has been selected to meet the
specifications of your 

specifications of your purchaser order. 

purchaser order.  The

The

acknowledgement of these conditions has been sent

acknowledgement of these conditions has been sent
separately to the Purchaser. 

separately to the Purchaser.  A 

A copy should be kept

copy should be kept

with these instructions.

with these instructions.

The product must not be operated beyond

The product must not be operated beyond

the parameters specified for the application. If

the parameters specified for the application. If

Summary of Contents for DMX

Page 1: ...ute Multistage single double suction horizontally split volute type centrifugal pumps type centrifugal pumps PCN 71569282 10 09 E PCN 71569282 10 09 E Original instructions Original instructions BALL BALL CONFIGURATION BALL BALL CONFIGURATION These instructions must be read prior to installing These instructions must be read prior to installing operating using and maintaining the operating using a...

Page 2: ... 4 8 Protection system Protection systems s 27 27 5 5 COMMISSIONING START UP OPERATION COMMISSIONING START UP OPERATION AND SHUTDO AND SHUTDOWN WN 28 28 5 1 5 1 Precommissioning Precommissioning procedure procedure 28 28 5 2 5 2 Pump Pump lubricants lubricants 29 29 5 3 5 3 Impeller wearring Impeller wearring clearance clearance 31 31 5 4 5 4 Direction of rotation 31 Direction of rotation 31 5 5 5...

Page 3: ...es ATEX Atmospheres ATEX Where applicable the Directives and any additional Where applicable the Directives and any additional Approvals cover important safety aspects relating to Approvals cover important safety aspects relating to machinery and equipment and the satisfactory machinery and equipment and the satisfactory provision of technical documents and safety provision of technical documents ...

Page 4: ...assembly process 1 6 2 Personnel qualification and training All personnel involved in the operation installation inspection and maintenance of the unit must be qualified to carry out the work involved If the personnel in question do not already possess the necessary knowledge and skill appropriate training and instruction must be provided If required the operator may commission the manufacturer su...

Page 5: ...s must not be insulated and drive motors and bearings may be hot If the temperature is greater than 68 C 154 F or below 5 C 20 F in a restricted zone or exceeds local regulations action as above shall be taken 1 6 4 Products used in potentially explosive atmospheres Measures are required to Avoid excessive temperature Prevent the build up of explosive mixtures Prevent the generation of sparks Prev...

Page 6: ...liquid temperature is with the plant operator If an explosive atmosphere exists during the installation do not attempt to check the direction of rotation by starting the pump unfilled Even a short run time may give a high temperature resulting from contact between rotating and stationary components Where there is any risk of the pump being run against a closed valve generating high liquid and casi...

Page 7: ...ed by draining or protecting the pump and ancillary systems Where there is the potential hazard of a loss of a seal barrier fluid or external flush the fluid shall be monitored If leakage of liquid to atmosphere can result in a hazard then a liquid detection device shall be installed 1 6 4 7 Maintenance to avoid the hazard CORRECT MAINTENANCE IS REQUIRED TO AVOID POTENTIAL HAZARDS WHICH GIVE A RIS...

Page 8: ... determine the estimated sound pressure levels SPL expressed in dBA dB for DMX DMXD DMXH DMXDH pumps The values shown have been derived from actual noise test data and are based on the following conditions a Equipment is located in a free field above a reflecting plane in which the reduction in noise level in all directions is 6 dB in each octave band for each doubling of distance b Background noi...

Page 9: ... Test Method for Compressive Test Method for Compressive Strength of Hydraulic Cement Mortars Modified Strength of Hydraulic Cement Mortars Modified ASTM C 469 87a ASTM C 469 87a Test Method for Static Modulus of Test Method for Static Modulus of Elasticity and Poisson s Ratio of Concrete in Elasticity and Poisson s Ratio of Concrete in Compression Compression ASTM C 496 90 ASTM C 496 90 Test Meth...

Page 10: ...prevent turning Foundation complete description Foundation complete description b b Build a Build a dam around dam around the foundation the foundation to to contain contain grout materials grout materials Before grouting check level of Before grouting check level of machined pads of baseplate in both directions and machined pads of baseplate in both directions and perform a rough shaft coupling a...

Page 11: ...er the edges of the baseplate evenly evenly Pour grout until level reaches top of dam Pour grout until level reaches top of dam Allow drying sufficiently to prevent grout from Allow drying sufficiently to prevent grout from overflowing while completing the remaining grouting overflowing while completing the remaining grouting Do not vibrate baseplate when grouting Do not vibrate baseplate when gro...

Page 12: ... Offset misalignment Combined misalignment 4 4 1 2 Alignment methods The following methods may be used to align equipment train The methods a and b are dial indicator based a Rim and face alignment Rim and face alignment b Reverse rim indicator alignment Reverse rim indicator alignment c Laser alignment 4 4 2 Dial indicator based alignment 4 4 2 1 Check soft foot Soft foot can affect the alignment...

Page 13: ...ansion is a factor The shims between the motor feet and mounting surface should be clean and dry This is especially critical for equipment that has been in service for some time and need to be realigned Water dirt and rust may change the height of the shim pack over a period of time Shims should be made large enough to support the weight of the motor on its mounting foot Do not use many thin shims...

Page 14: ...s classification must have the pump support feet dowelled to the pedestal at the coupling end This maintains the coupling gap at the desired amount The pump feet at the opposite end are held from moving vertically by the use of a self locking nut The clearance between the base of the nut and the top of the pump foot should be 0 051 mm 0 002 in A Gib Block running parallel to the length of the pump...

Page 15: ...red to prevent cavitation When dirt and scale have been removed from the system as indicated by no further change in pressure drop across the strainer with time the start up strainer may be removed or the screen may be replaced with one having larger openings If a permanent strainer will be used during normal operation the pressure differential needs to be monitored on a continuous basis If a perm...

Page 16: ...ump uncoupled 4 7 Final shaft alignment check After connecting piping to the pump rotate the shaft several times by hand to ensure there is no binding and all parts are free Recheck the coupling alignment as previously described to ensure no pipe strain If pipe strain exists correct piping Refer to section entitled shaft coupling alignment and perform a coupling alignment check as outlined This ch...

Page 17: ...rap to make sure it turns freely d Ensure that the mechanical seal is properly assembled and tightened Most cartridge seals are equipped with a spacer between the gland plate and drive collar This spacer must be removed before starting unit e Ensure coupling is properly aligned and lubricated and pump and driver are properly doweled Refer to shaft coupling alignment procedure f Ensure coupling gua...

Page 18: ... Ensure all electrical hydraulic pneumatic sealant and lubrication systems as applicable are connected and operational Ensure the inlet pipe and pump casing are completely full of liquid before starting continuous duty operation 5 7 Starting the pump 5 7 1 Initial start up See 5 1 3 Initial start up procedure 5 7 2 Normal start up The starting procedure to be followed for normal start up is the sa...

Page 19: ...ppropriate lubrication can result in overheating of the bearings bearing failures pump seizures and actual breakdown of the equipment exposing operating personnel to injury 5 9 Stopping and shutdown If motor driven de energize driver circuit If turbine driven stop turbine driven pumps by manually tripping the overspeed trip If pump stops abruptly when driver is shut down investigate for pump bindi...

Page 20: ...eds other than of the original condition refer to Flowserve for recommendations 5 10 4 Net positive suction head NPSH Any liquid hot or cold must be forced into the impeller of the pump without vaporization by the pressure of the vessel from which the pump takes its suction The head of liquid necessary to force the required flow into the pump is called the Net Positive Suction Head This value more...

Page 21: ...heated it will have to be pushed towards the center of the pump the split rings 2531 removed and quickly pulled from the end of the shaft The shaft is step machined at each impeller fit to ease the disassembly process It is recommended that each impeller be marked with stage number to insure proper reassembly 6 6 8 Heating impellers for removal a Apply heat torch with fine tip to periphery outer 3...

Page 22: ... If new casing rings are used make sure that they seat in both the upper and lower half casing and that the anti rotation device is properly located in its respective lower half casing fit The use of a scraper on the ring to casing fit will help to fit the ring to the casing e Using a torch could change the metallurgy of the rings if too much heat is applied Removing impellers with torch is accept...

Page 23: ...ings to facilitate mounting Bearings still wrapped in their original intimate wrap are placed on a shelf in a temperature controlled oven A temperature of 66 C 150 F for one half hour should be sufficient b When bearings are installed on shaft or journal sleeve make sure bearing is installed squarely and is firmly seated Hold bearing in place until it has cooled sufficiently so that it will not mo...

Page 24: ...DMX DMXD DMXH DMXDH USER INSTRUCTIONS ENGLISH 71569282 10 09 Page 58 of 60 NOTES ...

Page 25: ...DMX DMXD DMXH DMXDH USER INSTRUCTIONS ENGLISH 71569282 10 09 Page 59 of 60 NOTES ...

Page 26: ...3 4434 Fax 1 713 803 4497 Asia Pacific Flowserve Pte Ltd 10 Tuas Loop Singapore 637345 Telephone 65 6771 0600 Fax 65 6779 4607 Your local Flowserve representative To find your local Flowserve representative please use the Sales Support Locator System found at www flowserve com Your Flowserve factory contacts Flowserve Corporation Parallelweg 6 4878 AH Etten Leur The Netherlands Telephone 31 76 502...

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