Metrohm 872 Extension Module Suppression – MCS User Manual
Page 52

6.1 Problems and their solutions
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44
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872 Extension Module Suppression – MCS
Problem
Cause
Remedy
Suppressor – backpressure
too high.
Clean the suppressor (see Chapter 5.4.3.3,
page 37) or replace parts (see Chapter 5.4.3.4,
page 39).
Peristaltic pump – pump
tubing defective.
Replace pump tubing.
Greater rise in the
baseline
Suppressor – reduced
capacity.
Regenerate the suppressor (see Chapter
5.4.3.2, page 36).
Precision problems -
significant scatter-
ing of the measured
values
MCS – vacuum too low.
■
Check connectors. If they are ok:
■
Contact the Metrohm Service.
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