Seminar S2

Maintenance and repair of metering pumps 

The seminar is intended for personell which has to install, assemble, commission, operate, maintain and repair LEWA metering pumps.


  • Design and properties of metering pumps
  • Technique of drive elements
  • Technique of pump heads
  • Evolution from plunger pump to diaphragm pump
  • Integration of the metering pump into the complete system
  • Accessories
  • Discharge characteristics
  • Co-function pump / plant. Pump and pipeline as oscillating system
  • Pressure amplitudes at under critical operation; pressure shocks
  • Operating criteria of reciprocating positive displacement pumps
  • Damping of pressure and flow pulsation
  • Valves and applications
  • Workshop failure detection and diagnostics
  • Practical training maintenance and repair
  • Drive element assembly, combination of multiplex pumps
  • Assembly of plunger pump heads, replacing plunger seals
  • Assembly of diaphragm pump heads
  • Lapping valves, installation for plungers, setting of valves
  • Commissioning and test run
  • Damping of pressure and flow pulsations
  • Demonstrating with test stands
  • Installation and adjustment of stroke actuators
  • Work on different metering pumps
  • Discussion and exchange of experience


  • To know mechanically and hydraulically basics, which applies during operation of metering pumps
  • Describe the evolution from plunger pump to diaphragm pump and behaviour in case of failures
  • Know the functioning of diaphragm pump heads and main type of seals and valves
  • Know the advantage of a triplex pump and how to assemble it referring to operating manual
  • List the different types of fluid valves and there applications
  • List four out of five failure impacts and name per impact two possible reasons and two possible correctives
  • Be able to fulfil maintenance and repair tasks referring to operating manual


Seminar S2
Language Start End Particpation  
English 27.05.2019
09:00 hrs
14:00 hrs
Particpation possible Ausgebucht
German 25.06.2019
09:00 hrs
14:00 hrs
Particpation possible Register now
German 17.09.2019
09:00 hrs
14:00 hrs
Particpation possible Register now
German 26.11.2019
09:00 hrs
14:00 hrs
Particpation possible Register now
English 03.12.2019
09:00 hrs
14:00 hrs
Particpation possible Register now


€ 1000,- + 19 % VAT

Softdrinks during breaks and lunch are included in the services. LEWA invites you to dinner at the first seminar day.


Headquarters LEWA GmbH
Ulmer Str. 10
71229 Leonberg/Germany

On-site information and hotel recommendation

Utilize our hotel room contingents in one of both nearby hotels, we are happy to book a hotel room for you for the duration of your stay.

You will receive discounted room rates in the two nearby hotels:

Hotel Hirsch
Costs: 73,- to 98,- €  

Amber Hotel
Costs: 74,- to 104,- €

Contact person

  • Sales Office Poland
  • LEWA NIKKISO Austria GmbH (Sp. z o.o.) Oddział w Polsce
  • +48 22 6358-204

Register now for the appropriate seminar.

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