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The cleaning of the devices has to be done without using any alcohol containing solvent or
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cleaning agents
The device is not appropriate for floods and loads by earthquakes
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The pressure has to be completely discharged before to take the device from the pipe line
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The rest of gas can withdraw, therefore the required ventilation has to be insured
The appropriate measures for noise reduction have to be seized depending on the installation
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place and work conditions
The gas pressure reduction stations have to be fitted with safety devices, which must prevent
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any exceed of the maximum allowable in the downstream network pressure
The gas pressure regulators have to be adjusted in such way, that the maximum allowable
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pressure in the downstream network is not exceeded The accuracy class has to be taken to
consideration as well
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