VAL
S
TEAM
ADCA
Produced in accordance with Sound Engineering Practices of the European PED - Pressure Equipment Directive.
IMI P130.08 E 00.20
17
7. SHUTDOWN
Before performing the shutdown procedure, refer to section 1 – Safety information.
7.1. Shutdo
w
n procedure
1. Switch of the system and secure it so it cannot be turned on by unauthorized
personnel.
2.
Fully close the upstream shut-off valve, to stop the process medium from flowing
through the pressure regulator.
3. Allow medium to cool down and completely drain it from the pipeline and pressure
regulator.
4. Make sure the pipeline and pressure regulator are not under pressure and are at a
safe temperature.
5.
Fully close the downstream shut-off valve.
6. If the pressure regulator won’t be put back in operation for a long period of time
relax the regulating spring or disconnect the loading control pressure supply.
7. If the pressure regulator is to be removed from the pipeline – see section 3 -
Transport, storage and packaging.