17
Manual: NGP-1000D-M1/M2/M3
9. Nitrogen Purging Procedure
1.
Once the system is at the desired supervisory pressure, it is time to start injecting nitrogen and purging the oxygen.
2.
Close the Bypass Valve (Yellow Handle).
3. Open the Nitrogen "Inlet" Valve (Blue Handle).
4.
Open the Nitrogen "Outlet" Valve (Blue Handle).
Figure 17
Nitrogen "Outlet" Valve
(Blue Handle)
Nitrogen Test Port
Valve (Green Handle)
Nitrogen "Inlet"Valve
(Blue Handle)
Bypass Valve
(Yellow Handle)
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