DRESSER RB 4700 Manuel D'instructions page 6

• The device must be cleaned with a wet cloth only. The cleaning of devices must be done without using any alco-
hol containing solvents or cleaning agents.
• The device is not appropriate for floods and loads by earthquakes.
• The pressure has to be completely discharged before to take the device from the pipe line. 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 place and work
conditions.
• The gas pressure reduction stations have to be fitted with safety devices, which must prevent 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 pressure in the downs-
tream network is not exceeded. The accuracy class has to be taken to consideration as well.
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