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  • SAFETY INSTRUCTIONS
    • Required qualifications for installation work
      • HAZARDS — LEVELS
        • General safety instructions
          • Operation
            • Operation
              • Air filter
                • Units with enthalpy heat exchanger
                  • Installation
                    • Electrical connection
                      • Air-ventilated fireplaces
                        • Cleaning, care, maintenance
                          • Transport
                            • Accessories
                              • Environmentally responsible disposal
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