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NGA 2000 CLD
Instruction Manual
HAS60E-IM-HW
June 2007
4 - 8 Maintenance and Service Emerson Process Management GmbH & Co.OHG
If there is a leakage, then proceed as follows:
a) Using Helium (He) for test medium
• Supply Analyzer Module with the test medium
with a pressure of approx. 2,000 hPa (15 psig).
• Look for the leak with a helium leak detector.
b) Using Nitrogen (N
2
) for test medium
• Supply Analyzer Module with the test medium
with a pressure of approx. 2,000 hPa (15 psig).
• Liberally cover all fittings, seals, and other pos-
sible sources of leakage with a suitable leak
test liquid such as SNOOP. Bubbling or foam-
ing indicates leakage.
• Remove the source of leak.
• Perform a leakage test once more as decribed
obove.
.