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INSTALLATION AND OPERATING MANUAL
Translation of the original manual
Series MNK
Sealless Chemical
Magnetic Drive Pump
Bearing lubrication: long life grease or oil
bath
Bearing pedestal group: 4
Keep for future use!
transport, installation, operation and maintenance
transport, installation, operation and maintenance
Subject to change without notice.
Reproduction is generally permitted with indication of the source.
© Richter Chemie-Technik GmbH.
9230-003-en Revision 19 Edition 06/2022
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Table of Contents
Related Manuals for Richter MNK Series
Summary of Contents for Richter MNK Series
- Page 1 Bearing pedestal group: 4 Keep for future use! transport, installation, operation and maintenance transport, installation, operation and maintenance Subject to change without notice. Reproduction is generally permitted with indication of the source. © Richter Chemie-Technik GmbH. 9230-003-en Revision 19 Edition 06/2022...
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Page 2: Table Of Contents
Series MNK pedestal group 4 Page List of Contents 6.1.1 Filling the pump housing ....... 14 List of Contents ......... 2 6.1.2 Start-up ............14 Relevant documents ......... 3 6.2 Operating limits ......... 14 1 Technical data ........3 6.2.1 Abrasive media .......... -
Page 3: Relevant Documents
QM 0912-16-2001_en ♦ Spare parts list On request : ♦ Operating manual and declaration of conformity mo- ♦ Magnetic drive data Richter TIS 0543-03-0001 tor* ♦ Publication: "Centrifugal Pump Operation without ♦ Operating manual and declaration of conformity NSPH Problems"... -
Page 4: Type Plate, Dry-Running, Atex And Housing Markings
Series MNK pedestal group 4 Page Screws greased, tighten in diametrically opposite se- Type plate, dry-running, ATEX quence and housing markings Housing screws 901/3 Housing Tightening The stainless steel type plate is firmly riveted to the No. x size discharge torque housing: pressure... -
Page 5: Notes On Safety
In addition to the general notes on safety under the Richter pumps of the series MNK 200-150-315 is a main heading “Safety”, special notes on safety are in- plastic-lined magnetic drive centrifugal pump for the cluded at other points and must be observed. -
Page 6: Notes On Safety For The Customer / Operator
Series MNK pedestal group 4 Page ♦ design of the pump Immediately after completion of the work, re-install all safety and protective facilities or put them into opera- ♦ design of the accessories tion again. ♦ resistance of the materials. In the assemble state, if the safety notes (see also Sec- tion 5.1 and 7.5.2) are observed, the magnetic drives Notes on safety for the cus-... -
Page 7: Special Operating Conditions
Series MNK pedestal group 4 Page 2.6.2 Special operating conditions For assembling the pump with components which are not explosion-protected (e.g. motor, shaft coupling), it is recommended to mask or remove the "potentially In the standard version the plain bearings explosive"... -
Page 8: Temperature Limits
Series MNK pedestal group 4 Page 2.6.7 Temperature limits 2.6.8 Maintenance In the normal operating condition, the highest temper- To achieve safe and reliable operation, it atures are to be expected at the contact point shaft must be ensured in inspections at regular seal/shaft, on the inner races of the rolling bearings intervals that the unit is properly serviced and, at high medium temperatures, on surface of the... -
Page 9: Transport And Storage
Series MNK pedestal group 4 Page Transport and storage The pump or the unit must be transported Elastomers are to be protected against UV light. properly. It must be ensured that during Generally, a storage period of 10 years does not ex- transport the pump/unit remains in the ceeded. -
Page 10: Product Description
Series MNK pedestal group 4 Page Product description The housing dimensions, nominal ratings and technical The plain bearing pedestal 339 separates the hydraulic requirements of the pump series MNK 200-150-315 section of the pump from the can area. Both chambers and 125-100-315 correspond to ISO 2858 / DIN EN are connected by flushing bores in the plain bearing... -
Page 11: Piping
Series MNK pedestal group 4 Page Piping 5.4.2 Nozzle loads The pump can be subjected to nozzle loads acc. to DIN Before the pump is installed, both, the suction and sup- EN ISO 5199. Values see installation drawing. ply lines as well as the discharge line are to be cleaned. Changes in the length of the piping caused by Dirt or damage to the sealing surfaces is best avoided temperature are to be allowed for by appropriate... -
Page 12: Venting And Evacuating
Fig. 4 ♦ Leak monitors Pipe fittings ♦ SAFERUN® Condition Monitoring System The following pipe fittings are available from Richter on You can obtain the publications "Safe Operation of request: Magnetic Drive Pumps" and "The Operation of Centrifugal Pumps without NPSH Problems" on ♦... -
Page 13: Coupling
♦ Arrangement of the coupling halves quired by the EN 13463 is satisfied without any reser- ♦ Max. bore diameter vations. Richter offers both versions. ♦ Max. transmitted power The operator must ensure that, after the coupling protection has been mounted, ♦... -
Page 14: Commissioning / Shutdown
Series MNK pedestal group 4 Page Commissioning / Shutdown Initial commissioning 6.1.2 Start-up ♦ Check to see whether the pump shaft Normally, the pumps have already been test-run with water. Unless special agreements have been made, can be readily turned by hand. there could still be residual amounts of water in the ♦... -
Page 15: Min./Max. Flow Rate
Series MNK pedestal group 4 Page 6.2.2 Min./max. flow rate Pump is started up without medium: ♦ The plain bearings in the pump may be destroyed. The operating range generally recommended lies at 0.3 ♦ Other pump components may be destroyed due to to 1.1 Q . -
Page 16: Maintenance
Series MNK pedestal group 4 Page Maintenance We recommend 35.000 working hours respectively Screw connections of the every 4 years a change of bearing should be made. housing Oil changes: 1x per year at bearing temperatures of about 70 °C. After initial loading by the operating pressure and At higher temperatures more frequently in accordance operating temperature the tightening torques of all... -
Page 17: Stand-By Pumps
Series MNK pedestal group 4 Page For safety's sake, a distance of 150 mm should be Stand-by pumps observed for watches, electric data carriers, data carriers with magnetic strips etc. If a pump is on stand-by, it is to be started up from time Dismantling to time. -
Page 18: Dismantling Drive Unit Long Life Grease Lubrication
Silicon carbide is fragile. 330 in the direction of the motor. ♦ To change the rolling bearings 321/1 and 321/2, ♦ An appropriate Richter jig can be used to remove they have to be pushed off the drive shaft 213. 545/1... -
Page 19: Notes On Assembly
Series MNK pedestal group 4 Page Notes on assembly Caution ! Magnetic forces! Risk of accident ! ♦ Use original spare parts. See also Section 2.4 ♦ Do not use any defective parts. ♦ Insert toothed lock washer 934/4 and tighten the 914/5 ♦... -
Page 20: Assembly Of Slide-In Unit
Series MNK pedestal group 4 Page 7.8.4 Assembly of slide-in unit ♦ Assemble plain bearing pedestal 339 and bearing sleeve 529/x and provide plain bearing pedestal 339 with anticorrosive CRC-SP 400II. ♦ Put bearing bush 545/x on the impeller side. Assembly aids: Caution! Dry-running To install the slide-in unit following slings are re-... - Page 21 Series MNK pedestal group 4 Page ♦ Put the bearing bush 545/x in the inner magnet as- sembly 859. Caution! Dry-running ♦ Lower the pump shaft 211 with the impeller 230 fully If necessary provide the ceramic compo- in the bearing bush 545/x of the plain bearing ped- 545/x nent with Lexo Spray (soapy wa-...
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Page 22: Final Assembly
Series MNK pedestal group 4 Page 7.8.5 Final assembly ♦ Transport the drive unit using a crane. The ring bolt on the bearing pedestal flange can be used for this purpose. ♦ Screw the two assembly threaded rods M 16 pro- vided into the tapped bores of the bearing pedestal flange. -
Page 23: Fill Bearing Pedestal With Oil
Procedure for filling with oil: ➢ in-house pump office Pull the plastic container out of the holder. The manufacturer Richter ➢ Unscrew the plastic container and fill it with oil. or its local agent ➢... -
Page 24: Malfunctions
Series MNK pedestal group 4 Page Malfunctions Faults may result from inadmissible Flow rate too high : modes of operation. Such improper ♦ Is the geodetic head too low? operation – even brief ones – may cause ♦ Are the pipe or nozzle resistances too low? serious damage to the unit. -
Page 25: Exploded Drawing
Series MNK pedestal group 4 Page Exploded drawing Long life grease lubrication 9230-003-en Revision 19 TM 10458 Edition 06/2022... -
Page 26: Oil Bath Lubrication
Series MNK pedestal group 4 Page Oil bath lubrication 9230-003-en Revision 19 TM 10458 Edition 06/2022... -
Page 27: Sectional Drawing
Series MNK pedestal group 4 Page Sectional drawing 10.1 Legend housing 529/x bearing sleeve blind cover 545/x bearing bush 552/3 tightening washer support bracket 554/x washer drive shaft 557/2 contact disc impeller drive magnet assembly 314/x axial bearing inner magnet assembly 321/x radial ball bearing 901/x... -
Page 28: Sectional Drawing Long Life Grease Lubrication
Series MNK pedestal group 4 Page 10.2 Sectional drawing long life grease lubrication X, Y and Z see pump work certificate. 9230-003-en Revision 19 TM 10458 Edition 06/2022... -
Page 29: Sectional Drawing Oil Bath Lubrication
Series MNK pedestal group 4 Page 10.3 Sectional drawing oil bath lubrication X, Y and Z see pump work certificate. 9230-003-en Revision 19 TM 10458 Edition 06/2022... -
Page 30: Assembly Aids
Series MNK pedestal group 4 Page Assembly aids 11.1 Boring template for housing drain Pump size Ident. No. Pedestal group 4 9217-89-1097 11.2 Pull-off device for plain bearing bushes Pump size Ident. No. Pedestal group 4 9237-89-1138 Product description If the plain bearing bushes have to be removed from the plain bearing pedestal, we recommend the use of a special pull-off device. - Page 31 Series MNK pedestal group 4 Page Application ♦ Deposit the rotating unit using a crane vertically into the device until the hub of the inner magnet assembly rests on the base plate. ♦ Then tighten the 4 hex. screws to max. 60 Nm. In the case of one and two-row inner magnet assemblies only the two lower screws are to be tightened.
- Page 32 Construction Group 4 Einsatzgrenzen / operating limits Baugröße / size: MNK 200-150-315, MNK 125-100-315 medium temperature ° ° Mediumtemperatur 1) Angelehnt an Flanschnorm EN 1092-2 / Based on EN 1092-2 flange standard Ⓒ Richter Chemie-Technik GmbH 9230-00-3041/4-08 TM 10432 31.03.22...
- Page 33 Höhere Temperaturen durch CFK-H Spalttopf Higher temperatures by can of CFK-H Antriebsrotoren mit SmCo Magneten Drive magnet assembly with SmCo magnets Empfehlung: Lagerträger mit Ölschmierung Recommandation: Bearing pedestal witl oil bath lubrication Ⓒ Richter Chemie-Technik GmbH 9230-00-3041/4-08 TM 10432 31.03.22...
- Page 36 Waste Management Law (AbfG) and the Water Resources Act (WHG) An inspection/repair of Richter products and parts will only take place, if the attached explanation is filled out cor- rectly and completely by authorized and qualified technical personnel and is available.
- Page 37 Safety Information / Declaration of No Objection Concerning the Contamination of Richter-Pumps, -Valves and Components SCOPE AND PURPOSE Each entrepreneur (operator) carries the responsibility for the health and safety of his employees. This extends also to the personnel, who implements repairs with the operator or with the contractor.
- Page 38 for credit note Phone : Fax : End user : A. Details of Richter-product: Failure description: Classification: Article number: Serial number: B. Condition of the Richter- product: Contamination : Was it in operation ? toxic ...
- Page 39 Email: RichterCedarFalls-Info@idexcorp.com Email: RichterMumbai-Info@idexcorp.com Internet: www.richter-inc.com Internet: www.richter-ct.com © Richter Chemie-Technik GmbH 2022 Edition 06/2022 Revision 3.0 Subject to change without notice. 9230B003-en These installation and operating instructions must be kept! Richter™ = Richter Chemie-Technik GmbH; IDEX™ = IDEX Corporation...