• 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 supplemantery loadind system
• Back pressure
• Inlet pressure loss
• Installation and installation position

Demonstration with air  

• Safety valve funtion based on the lift-presure diagram of spring-loaded and pilot-operated safety valves and the supplementary loading system
• Effects of built-up and superimposed backpressure and introduction of product solutions
• Effect of exceeding the 3% inlet pressure loss criteria

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

• Maintenance on spring-loaded and pilot-operated 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

• The Company - You entry into the world of  LESER 
• LESER Kontor Tour
  • LESER Museum 1818 Chatroom, 
  • Chatroom, the demonstration facility
  • Product exhibition
• Presentation of the test lab
• Virtual factory tour Hohenwestedt
• Optionale factory tour in Hohenwestedt