Online Maintenance Training Spring loaded safety valves
Maintenance-Online Course

Online Maintenance Training for spring loaded safety valves

Learn in four theoretical knowledge modules the maintenance, repair, service and testing of spring-loaded safety valves according to LESER factory standard. 


  • Complete all training modules free of charge against registration and receive the required technical knowledge
  • Check your new knowledge in a final examination
  • Possibility of certificate issue after successful passing the test (validity of one year)

This training does not replace maintenance training in the LESER Kontor / Hamburg or in the subsidiaries location.

Register now for the online course!

Click on the button below to register for the maintenance training. 

* The training is held in English. 

Register here

Training modules

T01 - Function of safety valves in the plant

  • Basics of overpressure protection with safety devices 
  • Overpressure scenarios, terms and definitions according to codes and standards
  • Practical introduction to the parts on the safety valve
  • Function of spring-loaded and pilot-operated safety valves as well as the supplementary loading system
  • Set pressure and cold differential test pressure
  • Tightness
  • Back pressure 
  • Inlet pressure loss
  • Installation and installation position 
  • Materials
  • Regulations, codes and standards

T05 - Maintenance and repair of safety valves

  • Maintenance intervals
  • Function test in the plant
  • Information, instructions and guidance on maintenance
  • Maintenance process
  • Workshops and necessary equipment
  • Troubleshooting and fixing
  • Web services (spare part finder, pressure change, certificates) 

T06 - Maintenance - Spring loaded safety valves

  • Disassembly and cleaning of the parts
  • Spare parts ordering including spare parts kits
  • Rework disc and seat
  • Selection of the correct spring for pressure change
  • Assembly with torque consideration
  • Adjustment of the cold differential test pressure 
  • Various tightness tests according to international standards

Training Facts

Training cost

Fee for certificate

3 - 6

Training duration (hours)


Training location