background image

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 

9250-050-en   Revision 11  Edition 07/2010 

Series MNKA  acc. to ASME 

Sealless Chemical 

Magnetic Drive Pump 

Bearing lubrication: Long life grease and 

oil bath 

Bearing pedestal group:  1 and 2 

 

Summary of Contents for ASME Series

Page 1: ...rt installation operation and maintenance Subject to change without notice Reproduction is generally permitted with indication of the source Richter Chemie Technik GmbH 9250 050 en Revision 11 Edition...

Page 2: ...Coupling guard 13 5 11 Electric connection 13 6 Commissioning Shutdown 14 6 1 Initial commissioning 14 6 1 1 Filling the pump housing casing 14 6 1 2 Start up 14 6 2 Operating limits 14 6 2 1 Abrasiv...

Page 3: ...et http www richter ct com Authorised person acc to machinery directive 2006 42 EG Gregor Kleining Designation Single stage plastic lined magnetic drive chemical centrifugal pump series MNKA long life...

Page 4: ...ws flanges to ASME DN No x size Tightening torque inch ASME Nm in lbs 1 4 x 8 70 1 4 x 15 135 2 4 x S 25 220 3 4 x S 45 400 1 2 Name plate dry running ATEX and housing casing markings The stainless st...

Page 5: ...e series MNKA ASME are sealless plastic lined magnetic drive centrifugal pumps for the leak free conveyance of aggressive toxic pure and inflammable liquids The pump is equipped with a permanent magne...

Page 6: ...ring transport and storage of the magnetic drives as single components the notes on safety in Section 7 5 2 must be observed The points listed in Section 6 1 must be followed before recommissioning 2...

Page 7: ...er 9 3 allows no temperature class or temperature to be indicated The temperature class must be determined by the operated in accordance with Section 2 6 7 Temperature limits 2 6 5 Check of the direct...

Page 8: ...data sheet The plant customer must ensure that the prescribed operating temperature is observed The maximum admissible temperature of the liquid medium at the pump inlet depends on the temperature cl...

Page 9: ...as possible Elastomers are to be protected against UV light In general a storage period of 10 years should not be exceeded An admissible storage period of 4 years applies to elastomers made of NBR If...

Page 10: ...ainment shell chamber is also vented and evacuated through the bores in the plain bearing pedestal 339 Additional information is provided in the brochure and the Product manual 5 Installation 5 1 Safe...

Page 11: ...sitive suction head must also be observed The NPSHR value required for the pump is specified in the data shee The NPSHR available in the plant should be at least 1 64 ft 0 5 m higher than the NPSHR re...

Page 12: ...Problems on request 5 7 Drive The power consumption of the pump at the operating design point is specified in the data sheet and works certificate If the operating design point was not known when the...

Page 13: ...t prevention regulations It must be ensured that the coupling guard used is either made of spark free material or the impact test required by the EN 13463 is satisfied without any reservations Richter...

Page 14: ...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 direction of rotation of the pump is clockwise S...

Page 15: ...connection with explosion protection potential sources of ignition overheating electrostatic and induced charges mechanical and electric sparks may result from these inadmissible modes of operation t...

Page 16: ...index approx 85 Kinematic viscosity at 104 F 40 C s 2 mm 40 appr A fully synthetic gear oil to ISO VG 220 is to be used for temperatures below 68 F 20 C Replacing the bearings The ball bearings are de...

Page 17: ...ta carriers such as credit cards cheque cards ID cards with magnetic strips or magnetic tape 6 150 mm distance 7 6 Dismantling There are 3 possibilities for dismantling 1 Remove the complete pump from...

Page 18: ...ure that no plain bearing parts fall Silicon carbide is easy to break Use isolated gloves when handling hot bearings Failure to follow this instructions may result in property damage sever personal in...

Page 19: ...screw 914 1 with tooth lock washer 936 1 Secure thread with a drop of Loctite for example For tightening a hex socket key with 120 mm minimum length is required Screw bearing pedestal 330 lantern 344...

Page 20: ...ightening the housing casing screws 901 3 make sure that the support bracket 183 is firmly positioned If necessary undo support bracket align and secure again For tightening torques see Section 1 1 7...

Page 21: ...NPSHR too high Are the pipe resistances too high Is the viscosity too high Is the direction of rotation correct Is the speed too low or the impeller diameter too small Are pump parts worn Gas in the...

Page 22: ...61 rear bearing cover 400 1 flat gasket 401 housing gasket casing gasket 412 3 O ring 415 1 centering gasket 504 distance ring 509 1 intermediate ring 529 x bearing sleeve 545 x bearing bush 557 2 con...

Page 23: ...Series MNKA acc to ASME Page 23 9250 050 en Revision 11 TM 7903 Edition 07 2010 9 2 MNKA with long life grease lubrication...

Page 24: ...Series MNKA acc to ASME Page 24 9250 050 en Revision 11 TM 7903 Edition 07 2010 9 3 MNKA with oil bath lubrication...

Page 25: ...UMPEN CHEMICAL PROCESS PUMPS POMPE POUR L INDUSTRIE CHIMIQUE Baureihe Series S rie Ausf hrung Magnetkupplungspumpe ASME insatzgrenzen Design Magnet drive pump ASME operating limits Construction Pompe...

Page 26: ...iled by below mentioned notified body according to directive 94 9 EC Physikalische Technische Bundesanstalt PTB D 38116 Braunschweig Baureihe Series Registrier Nr Registered Baureihe Series Registrier...

Page 27: ...Interne Fertigungskontrolle Production Quality Assurance Angewandte EN 14121 harmonisierte Normen EN 809 Applied harmonised Standards Kennzeichnung 2006 42 EG Marking Das Unternehmen Richter Chemie T...

Page 28: ...mination 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 rep...

Page 29: ...logical 2 and with which 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...

Page 30: ...IOSTOFFV the procedures for the prevention of accidents as well as regulations to environmental protection e g the Waste Management Law AbfG and the Water Resources Act WHG An inspection repair of Ric...

Reviews: