Samson 43-3 Mounting And Operating Instructions page 48

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Decommissioning

To decommission the regulator for service

work or disassembly, proceed as follows:

1. Close the shut-off valves in the flow pipe

and return flow pipe.

2. Close any shut-off valve installed on the

downstream and upstream side of the

sensor if a thermowell is not used.

3. Completely drain the pipelines and regu-

lator.

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 2173 EN

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