8 troubleshooting, 1 problems and their solutions, Problems and their solutions – Metrohm 872 Extension Module Liquid handling User Manual
Page 51
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8 Troubleshooting
872 Extension Module – Liquid handling
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43
8 Troubleshooting
8.1
Problems and their solutions
Problem
Cause
Remedy
Peristaltic pump –
insufficient or no
delivery rate
Peristaltic pump – contact
pressure too weak.
Correctly set contact pressure (see "Set flow
rate", page 33).
Peristaltic pump – filter
blocked.
Replace the filter (see Chapter 7.3.2.2, page
41).
Peristaltic pump – pump
tubing defective.
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