Metrohm 2.942.0300, Руководство пользователя, Страница: 52 / 56

6.1 Problems and their solutions
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
44
￭￭￭￭￭￭￭￭
942 Extension Module Vario ChS-PP (2.942.0300)
Problem Cause Remedy
SPM – Insufficient
amount of regenera-
tion solution or rins-
ing solution is being
pumped. There is a leak in the sys-
tem. Check all connections.
Peristaltic pump – Contact
pressure too weak. Correctly set the contact pressure (see "Setting
the contact pressure correctly", page 20) .
Peristaltic pump – Filter
blocked. Replace the filter (see chapter 5.2.2.2, page
32) .
SPM – Backpressure too
high. Clean the SPM (see chapter 5.3.3.4, page 38)
or replace parts (see chapter 5.3.3.5, page
40) .
Peristaltic pump – Pump
tubing defective. Replace the pump tubing.