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INSTALLATION AND OPERATING MANUAL

Translation of the original manual

Keep for future use!
This operating manual must be strictly observed before

transport, installation, operation and maintenance
Subject to change without notice.

Reproduction is generally permitted with indication of the source.
© Richter Chemie-Technik GmbH
9450-055-en Revision 01 Edition 11/2018

Series RMA-B

Sealless Chemical

Magnetic Drive Pump

Close-coupled design

Summary of Contents for RMA Series

Page 1: ...be strictly observed before transport installation operation and maintenance Subject to change without notice Reproduction is generally permitted with indication of the source Richter Chemie Technik G...

Page 2: ...2 5 4 6 Venting and evacuating 12 5 5 Pipe fittings 12 5 6 Monitoring facilities 13 5 7 Drive 13 5 8 Electric connection 13 6 Commissioning Shutdown 14 6 1 Initial commissioning 14 6 1 1 Filling the p...

Page 3: ...machine directive 2006 42 EG Gregor Kleining Designation Single stage plastic lined magnetic drive chemical centrifugal pump series RMA B close coupled design Horizontal design sealless free of eddy...

Page 4: ...e inch ASME in lbs Nm 1 4 x 70 8 1 4 x 135 15 2 4 x 5 8 220 25 3 4 x 5 8 400 45 4 8 x 5 8 310 35 6 8 x 5 8 310 35 1 2 Type plate dry running ATEX and housing markings The stainless steel type plate is...

Page 5: ...perty from magnetic fields Risk to people from electric mechanical and chemical effects Risks to the environment through leaks of hazardous substances If the unit is used in potentially explosive area...

Page 6: ...plosive area Prevent inadmissible modes of operation 2 3 Notes on safety for maintenance Strictly work on the pump unit may only be performed when it is at a standstill The pump housing must have reac...

Page 7: ...th a conductivity 10 8 S m inert gas must be used for flushing during drain See also Chapter 6 3 2 6 4 Identification The identification on the pump relates to the pump section A separate declaration...

Page 8: ...on inadmissible ambient temperatures If these values are missing max 40 C 104 F is to be assumed Table 2 below indicates the admissible medium temperature depending on the pump design as a function o...

Page 9: ...proper storage The product should be stored in a dry and vibration free well ventilated room at as constant a temperature as possible Elastomers are to be protected against UV light In general a stor...

Page 10: ...to prevent it from turning The shaft 222 is mounted with a positive connection in the can insert 158 The impeller 230 and the inner magnet assembly 859 can be separated and can therefore be replaced i...

Page 11: ...ng so that there is no tension and retighten the screws Use supports in the direct vicinity of the bolts foundation base plate 5 4 Piping Before the pump is installed both the suction and supply lines...

Page 12: ...p Should the piping internals upstream of the pump be horizontal a low point can of course be located upstream of these internals From here the pipe is then laid with an upward gradient to the pump so...

Page 13: ...ny stoppage of the magnetic drive This also applies if the required drive rating exceeds 80 of the magnetic drive rating at nominal speed Consult Richter if necessary Different operating data can be a...

Page 14: ...eck to see whether the pump shaft can be readily turned by hand Check the direction of rotation of the motor with the coupling disengaged or with a rotary field instrument As viewed from the motor the...

Page 15: ...rostatic and induced charges mechanical and electric sparks can result from these inadmissible modes of operation their occurrence can only be prevented by adhering to the intended use Pump is started...

Page 16: ...lations See also Chapter 6 3 If no new assembly is performed immediately after dismantling the plastic and ceramic components in particular must be stored carefully Dismantling can be checked using th...

Page 17: ...uts and screws 901 7 Remove the screwplug 903 4 from the adapter Undo both setscrews 904 1 Pull adapter 346 forward Pull drive magnet assembly 858 off the motor shaft If the drive magnet assembly is d...

Page 18: ...and screw thread prior to assembly Check whether all parts fit and only then assemble Important dimensions centerings bearing fits or bearing play are to be checked prior to assembly perform a trial a...

Page 19: ...bearings require a minimum axial play for perfect functioning This axial play Z must be checked using the drawing Fig 8 after completion of assembly Size Dimension Z inch mm 1 5 x1 x6 0 02 0 06 0 5 1...

Page 20: ...e distance ring 504 and then the bearing bush 545 2 Carefully press the thrust ring 510 2 into the impeller 230 right to the stop Pay attention to the correct position of the anti torsion insert groov...

Page 21: ...zzle and move the rotating unit axially The axial play can be determined through the discharge nozzle See Chapter 7 7 1 If the minimum axial play is not attained insert more housing gaskets 401 When i...

Page 22: ...ed Have any strainers installed been cleaned Are all shut off devices open Is the geodetic head too high Is the NPSHA too low or the NPSHR too high Are the pipe resistances too high Is the viscosity t...

Page 23: ...x bearing bush plain bearing bush 566 1 anti torsion insert 338 shaft spider includes 523 1 shaft sleeve 566 1 anti torsion insert 344 lantern 903 5 screw plug 346 adapter 401 housing gasket 415 1 cen...

Page 24: ...Series RMA B close coupled design Page 24 9450 055 en Revision 01 TM 9886 Edition 11 2018 9 2 RMA B close coupled design NEMA motor...

Page 25: ...lternatively by axial striking with a rubber hammer on the end face of the device Insert bearing bushes Place the bearing bush onto the rotor Slide the device with the side 2 forward from the drive si...

Page 26: ...01 TM 9886 Edition 11 2018 10 4 Insertion tool for shaft spider Pump size Ident No Impeller eye 1 5 9428 81 1055 Impeller eye 3 9428 81 1056 Impeller eye 3 Gr2 9428 81 1057 Impeller eye 4 9428 81 105...

Page 27: ...ruction purposes only when signed Technische nderungen vorbehalten Nicht ma st blich Ma e nur mit Unterschrift verbindlich CHEMIENORMPUMPEN CHEMICAL PROCESS PUMPS POMPE POUR L INDUSTRIE CHIMIQUE Baure...

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Page 30: ...tamination of the pumps valves and component sent in for repair On the basis of this information for the contractor is it possible to meet the necessary preventive action during the execution of the r...

Page 31: ...hich cleaning method radioactive 3 1 if no then forward to D other pollutant 2 Aggregates which are contaminated with microbiological or explosive substances are only accepted with documented evidence...

Page 32: ...materials The laws are such as the Health and Safety at Work Act ArbSt ttV the Ordinance on Harzadous Substances GefStoffV BIOSTOFFV the procedures for the prevention of accidents as well as regulati...

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Page 36: ...ion 01 9450 055 en Richter TM Richter Chemie Technik GmbH IDEX TM IDEX Corporation JOHANNESBURG Tel 011 397 2833 DURBAN Tel 031 579 2593 South Africa 0861 103 103 E mail sales valve co za www valve co...

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