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7 | Operation
Spectron Gas Control Systems GmbH
24
GES_BE56-2U_0720
4. Screw the process gas connection onto the gas source valve by hand and tighten it gastight
with a spanner.
5. Open the process gas source valve, build up pressure, and close it again. Check using leak
test spray whether the process gas port is leak-tight.
6. Open valve HPV to reduce the pressure.
7. Close valve HPV.
8. Open the process gas source valve to build up the pressure with purge gas (process gas).
9. Wait until the pressure has been built up and close the process gas source valve again.
10. Open valve HPV to build up the pressure and then close it again.
Repeat steps 8 to 10 depending on the gas type at least 10 times.
11. Open the gas source valve to fill the gas connection with process gas.
12. Close the process gas source valve.
13. Open valve HPI. In the case of two-sided pressure control panels with manual switchover,
keep the HPI valve closed, and do not open it until the supply side has to be changed again.
14. Slowly open the gas source valve.
The pressure control panel is ready for supply.