I&M FMSTR51_52_600-Forbes Marshall Forged Strainer
Contents
1. A d Installation and Maintenance Manual f Peden Trusted Partners Innovative Solutions Forbes Marshall Forged Strainer FMSTR51 600 FMSTR52 600 Energy Conservation Environment Process Efficiency www forbesmarshall com Forbes Marshall Forbes Marshall Arca Codel International Krohne Marshall Forbes Solar Forbes Vyncke Forbes Marshall Steam Systems 4 Forbes i Marshall Trusted Partners Innovative Solutions Table of Contents i PLE E 1 2 Important Safety Notes EE 1 3 Brief Product INfOrmMation asa dacscaz cinesexcsassinenseddvinwsas sseeeeadveeaess 3 4 Product Working Principle niccacesrdavsetcranaupates temas Ae 5 5 Installation Guidelines elektrescher egene 5 6 Start up and COMMISSIONING EE 6 7 Maintenance GUIDGIINGS lt izsstucsirinacnteciocnsinktowbislenasbvenducctonns 6 8 User EE 7 g Available Spares Aender 8 TO Warranty geegent a E AESA 9 PLEASE NOTE Throughout this manual this cautionary symbol is used to describe a potential damage or injury that might occur if the safety considerations are overlooked This symbol denotes CAUTION WARNING or DANGER 4 Forbes i Marshall Trusted Partners Innovative Solutions Preface This manual is intended for anyone using commissioning servicing or disposing the below mentioned products safely and efficiently Forbes Marshall Forged Strainer FMSTR51 600 FMSTR52 600 Size DN 15 2 DN 202. 34 DN 25 1 DN 40 1 2 PLEASE NOTE Throughout this manual the following cautionary symbol is used to describe a potential damage or injury that might occur if the safety considerations are overlooked Important Safety Notes Read this section carefully before installing operating maintaining the product The precautions listed in this manual are provided for personnel and equipment safety Furthermore Forbes Marshall accepts no responsibility for accidents or damage occurring as a result of failure to observe these precautions Note that the product is designed to perform for non contaminated fluids only A contamination in the form of chemical foreign particle etc can lead to problem with product performance and life of the product If these products in compliance with the operating instructions are properly installed commissioned maintained and installed by qualified personnel refer Section 2 7 the safety operations of these products can be guaranteed General instructions for proper use of tools and safety of equipments pipeline and plant construction must also be complied with 2 1 Intended use Check if the product is suitable for intended use application by referring to the installation and maintenance instructions name plates and technical information sheets i The product is suitable for use as defined in the technical information sheet In case the need arises to use the product on any other fluid ple
3. relating to any substances identified as hazardous or potentially hazardous 4 Forbes i Marshall Trusted Partners Innovative Solutions EN Brief Product Information 3 1 Description The Forbes Marshall Forged Strainer FMSTR51 600 FMSTR52 600 are Y type forged steel strainers with stainless steel screen having 0 8 mm perforations as standard Figure 1 Forbes Marshall Forged Strainer Material Sr No Part Material Standard 1 Body M C Forged carbon ASTM A105 BSPT NPT amp SWE steel 2 Screen 0 8 mm Stainless steel AISI 304 perforation 3 Cap M C Forged carbon ASTM A105 steel 4 Gasket Stainless steel Spiral wound SS304 with flexible graphite filler 5 Stud M10 X 45 long Steel ASTM A193 Gr B7 Hex nut M10 Steel ASTM A194 Gr 2H Ya BSPT end plug Forged carbon ASTM A105 steel 3 2 3 3 3 4 3 5 Dimensions approx in mm 4 Forbes i Marshall Trusted Partners Innovative Solutions Sizes and Pipe Connection DN 15 20 25 and 40 Screwed BSPT NPT FMSTR51 600 and Socket weld ends FMSTR52 600 Note 1 Available with IBR certificate 2 Other screen perforations available on special order 3 Also available with ASA 150 300 and 600 weld on flange on request 4 Blow down or drain cock connections the cap is drilled to 1 2 BSPT to enable a blow down or drain cock to be fitted Limiting Cond
4. Hex nuts 6 and remove the strainer cap 3 2 Remove the muck and clean screen 2 thoroughly fit screen carefully and fit cap 3 with new gasket 4 3 Apply a thin coating of jointing paste 4 Tighten Hex nuts 6 uniformly open up isolation valve Check for gasket 4 leak if any then tighten the Hex nuts 6 of strainer cap 3 if required D Troubleshooting If the expected performance is unachievable after installation of the Strainer check the following points for appropriate corrective measures Failure Mode Possible Cause Remedy Strainer screen is Flush inline drip leg or pipeline and clean the No flow through strainer clogged with rust or screen If screen is rusted replace with new debris screen Increased pressure drop Screen is blocking Clean or replace the screen across the strainer up Replace with new gasket and tighten the Hex nut of the Strainer cap to the recommended torque Fluid leakage from strainer Gasket deterioration pocket or damage Note Never attempt to modify the product When replacing old part with new part use the spare parts listed in section 9 D Available Spares Refer figure 5 4 Forbes i Marshall Trusted Partners Innovative Solutions Figure 5 Exploded view of Forbes Marshall Forged Strainer FMSTR51 600 FMSTR52 600 Pack o 5 Spares Part No Spare Code SEUEN a 1 osams F EE 3 E 015 25FMST
5. R5 1 52600 GKit F eo tet of 5 a SEN Gasket kit for DN 40 FMSTR51 600 EMSTR52 600 7 E How to Order Example 1 No DN 40 Forbes Marshall Forged Strai screwed BSPT IBR How to Order Spares ner FMSTR51 600 FMSTR52 600 Always order spares by using the description given in the column headed Available Spares in user manual 4 Forbes i Marshall Trusted Partners Innovative Solutions Warranty Period As per ordering information and agreements in the contract OU LAVOO9 ZSUISINS 009 1 SYLSWNHNN S LYO SSIN 200 JUBLUNDON SIU JO s ua4U02 y Jo Aue Jo UOeDI dde 10 asn ay Jo AjauIpUL 10 p a2u nb suo e se PAadINIUI asian 10 eUOSJad ee 10 Soss s j qer Aue wiepsip Ajjeryinads pue suoissiWo 10 saleiNIdeU 10 Ayi iqisuodsal ou auunsse sajuedwo gt dnoJy pue sagt sajepossy saLeIpIsqns S JO WI 700 JNoYIM auey o palqns s JUaWNIOD sit u UOEUOJU ay GALISIHOUd SI NOISSINY3d ND LUNA HOI LAOH LIMIYNSO1ISIC YO NOILNIYLSIG NOLLINGOYdIY ANY SLHOIY ALYIdOYd TWALDITISLNI JHL Y3GNN NOILDJLOYd ONIAVH ANY 29 AVI ISV JHL SY CAdSSIN4 03 UI JLVAIYd SWALSAS WVALS TIVHSYYIN S389404 YO LW QILINI JLVAINd TIVHSYYN S39Y04 4O ALYIdOYd JHL JUV NISYIH SLNILINOD TIY Formerly Spirax Marshall Pvt Ltd Forbes Marshall Steam Opp 106th Milestone Systems Pvt Ltd a ay o 2 o g i 2 e e Ae ae xog TES cya V S 2 eS a os OH a X oo D EE i DS oS H
6. anbe bei S EE U e T S z Val Forbes Marshall Forbes Marshal Trusted Partners Innovative Soluti Bombay Poona Road Kasarwadi Pune 411 034 INDIA Tel 91 02135 393400 Tel 91 0 20 27145595 39858555 CIN No U27109PN1959PTCO1 1334 www forbesmarshall com Email seg forbesmarshall com
7. ase contact Forbes Marshall for assistance ii Check for the suitability in conformance to the limiting conditions specified in technical information sheet of the product iii The correct installation and direction of fluid flow has to be determined iv Forbes Marshall products are not intended to resist external stresses hence necessary precautions to be taken to minimize the same 2 2 Accessibility and Lighting Safe accessibility and working conditions are to be ensured prior to working on the product 2 3 Hazardous environment and media The product has to be protected from hazardous environment and check to ensure that no hazardous liquids or gases pass through the product 2 4 Depressurizing of systems and normalizing of temperature Ensure isolation and safety venting of any pressure to the atmospheric pressure Even if the pressure gauge indicates zero do not make an assumption that the system has been depressurized To avoid danger of burns allow temperature to normalize after isolation 2 5 2 6 2 7 2 8 2 9 4 Forbes i Marshall Trusted Partners Innovative Solutions Tools and consumables Ensure you have appropriate tools and or consumables available before starting the work Use of original Forbes Marshall replacement parts is recommended Protective clothing Consider for the requirement of any protective clothing for you or others in the vicinity for protection against hazards of tem
8. itions Parameter Screwed ends Socket weld ends PMO kg cm 31 5 58 TMO C 425 425 Cold Hydraulic Test 63 116 Pressure Kg cm Operating Range 425 400 300 Temperature C Pressure bar g Product Dimension and Drawing Size DN A B C Weight kg 15 122 92 50 3 20 122 92 50 3 25 122 92 50 5 Figure 2 Dimensional Drawing of 40 195 137 65 7 FMSTR51 600 FMSTR52 600 4 Forbes i Marshall Trusted Partners Innovative Solutions Product Working Principle Forbes Marshall Forged Strainer is used to remove dirt debris and other foreign particles from the fluid it restrict the particle size which are larger than specified sieve size mesh or perforation Pressure drop across the strainer will increase as dirt and debris will block the opening of the sieve As pressure drop increases above certain specified limit the strainer sieve need to be cleaned Installation Guidelines Refer Figure 3 and 4 Note Before implementing any installations observe the Important Safety notes in section 2 Referring to the Installation and Maintenance Instructions name plate and Technical Information Sheet check that the product is suitable for the intended installation 1 Check the direction marked on the strainer and the direction of fluid flow 2 Remove protective covers from connec
9. lushing of lines Note Fora detailed procedure on flushing of lines please visit Forbes Marshall website 6 2 Commissioning After installation or maintenance ensure that the system is fully functioning by confirming fluid is passing through it Maintenance Guidelines Note Before undertaking any maintenance of the product it must be isolated from both supply line and return line and ensure pressure is normalized to atmosphere The product should then be allowed to cool When re assembling ensure that all joint faces are clean Note The strainer cap gasket contains a thin stainless steel support ring which may cause physical injury if not handled and disposed of carefully 7 1 Routine and preventive maintenance Please refer to the maintenance schedule mentioned in the table below to undertake routine maintenance of the Forbes Marshall Forged Strainer FREQUENCY FOR CHECKING VARIOUS PARAMETERS Sr No PARAMETERS TO BE CHECKED Daily Weekly Monthly Quarterly Half Yearly Annually Ie Clean of the screen Y 7 2 Recommended tightening torques Size Part Torque Range Stud 5 DN 15 20 25 re 15 20 Nm Nut 6 Stud 5 DN 40 N 80 85Nm Nut 6 Table 1 Recommended tightening torques for Forbes Marshall Forged Strainer 4 Forbes i Marshall Trusted Partners Innovative Solutions 7 3 Procedure to clean or replace strainer screen Refer figure 1 1 Unscrew
10. perature high or low chemicals radiation dangers to eyes and face noise and falling objects Permits to work All work to be carried out under supervision of a competent person Training should be imparted to operating personnel on correct usage of product as per Installation and Maintenance instruction Permit to work to be complied with wherever applicable in case of absence of this system a responsible person should have complete information and knowledge on what work is going on and where required arrange to have an assistant with his primary goal and responsibility being safety Warning Notices should be posted wherever necessary Handling There is a risk of injury if heavy products are handled manually Analyze the risk and use appropriate handling method by taking into consideration the task individual the working environment and the load Freezing Provision should be made to protect systems which are not self draining against frost damage in environment where they may be exposed to temperatures below freezing point tobe made 2 10 Returning products Customers and Stockist are reminded that when returning products to Forbes Marshall they must provide information on any hazards and the precautions to be taken due to contamination residues or mechanical damage which may present a health safety or environmental risk This information must be provided in writing including Health and Safety data sheets
11. tions 3 Strainer can be fitted on steam gases and liquid systems in either horizontal pipework or vertical pipework when the flow and strainer pocket pointing downward In a horizontal pipeline on steam gas system the strainer pocket should be in the horizontal plane as this reduces the possibility of water hammer because of condense steam get accumulated in screen when strainer pocket pointed downward On liquid systems the strainer pocket should point downwards 4 Suitable isolation valves must be installed to allow for safe maintenance Note Never install strainer in vertical pipework with flow from bottom to top it can lead to re entrainment of filtered dirt or foreign particles back into the incoming flow 5 Strainer can be lagged insulated if required ites HB Strainer installed on steam or gas line Strainer installed on liquid line Figure 3 Strainer installation on horizontal pipework 7 Ld Flow upwards Flow downwards Figure 4 Strainer installation on vertical pipework 4 Forbes i Marshall Trusted Partners Innovative Solutions D Start up and Commissioning 6 1 Flushing of lines As part of pre installation all fluid handling equipment particularly piping should be thoroughly cleaned of scale and the internal debris which accumulates during construction This is accomplished by blowing or flushing with air steam water and other suitable medium Follow this step to carry out f
Download Pdf Manuals
Related Search