DIN 4755-1:1981-09

1 Scope
2 Concepts
3 Technical safety requirements
      3.1 Installation
      3.2 Preheating of the fuel oil outside the oil
             burners
             3.2.1 Heat sources
             3.2.2 Preheating temperature
             3.2.3 Pressurized preheating
             3.2.4 Leakage of oil into heating media
                      lines
      3.3 Heat generating plants
             3.3.1 Heat generators
             3.3.2 Burners
             3.3.3 Regulating, control and safety devices
             3.3.4 Aeration
             3.3.5 Plug connection for packed units ready
                      for operation
             3.3.6 Noise attenuation
             3.3.7 Additional requirements in respect of
                      oil firing equipment designed for the
                      firing of more than one type of liquid
                      fuel
      3.4 Flue gas evacuation
             3.4.1 General
             3.4.2 Flue gas dampers
             3.4.3 Induced draught fans
             3.4.4 Flue gas systems operating at pressures
                      above atmospheric
      3.5 Combustion and flue gas temperature
      3.6 Electrical equipment
4 Commissioning and testing
5 Handover and operating instructions
6 Annual inspection and maintenance