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  • Home
  • Safety
    • Technical safety requirements
      • General safety references
      • Location and design specifics
        • Practical handling
          • Ignition sources for flammable A2L refrigerant in air
            • Introduction to on site risk assessment
              • Maintenance and repair examples
                • Compressor repair with no Ex zone - exchange valve plate
                  • Compressor exchange with no Ex zone
                    • Compressor exchange in Ex zone, with compressor leaking
                    • Retrofit of R404A to R454C
                      • Retrofit to A2L in no or limited ex-zone
                    • Checklists (PDF)
                      • Document as PDF