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Decommissioning
To decommission the regulator for service
work or disassembly, proceed as follows:
1. Close the shut-off valve (1) on the up-
stream side of the regulator.
2. Close the shut-off valve (6) on the down-
stream side of the regulator.
3. Completely drain the pipelines and
valve.
4. Depressurize the plant.
5. If necessary, allow the pipeline and reg-
ulator components to cool down or warm
up to the ambient temperature.
10-2
EB 3009 EN
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