Content/Objective
- Introduction and exercises on the lg p, h diagram
- Theory and practice of commissioning and maintaining a refrigeration system
- Visual inspection
- Compressive resistance and leak testing
- Evacuating the refrigeration system
- Charging the refrigeration system with refrigerant
- Function test
- Adjusting the safety devices
- Extracting and disposing of refrigerants
- Documentation
- Standards and guidelines
- Handling refrigerants with regard to safety and environmental protection
- Theory and practice of troubleshooting a refrigeration system
- Methodology of fault localization
- Typical faults in refrigeration systems (lack of refrigerant, overcharging, clogged filter dryer, expansion valve error, fan failure, pollution of heat exchangers)
- Further components of a refrigerant circuit
- Refrigerants and lubricants
- Designation, classification and properties of refrigerants
- Environmental impact of refrigerants (ODP and GWP)
- Regulation EU 2024/573 (F-Gas Regulation)
Target group
Prospective practitioners of refrigeration, air conditioning and heat pump technology as well as prospective technicians and specialists in craft businesses, industry, trade, authorities and offices who will be working in the future with refrigeration systems for cooling and heating (heat pumps) in the small to medium capacity range
Requirements
Knowledge of refrigeration technology is required (see OKBR or PKBR).
Procedure, organizational details
The event will be held as a live-online-training with Teams. Participants need internet access and a microphone. A webcam is desired. Questions to the speaker can be asked directly via chat function and microphone or afterwards via e-mail. The course documents are provided as pdf.