Metrohm 2.942.0500, Руководство пользователя, Страница: 57 / 63

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6 Troubleshooting
942 Extension Module Vario SeS/PP (2.942.0500)
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6 Troubleshooting
6.1 Problems and their solutions
Problem Cause Remedy
The baseline has a
large amount of
noise.
MCS – The
CO
2
adsorber cartridge CW
is depleted.
Replace the CO
2
adsorber cartridge CW (see
chapter 5.4.1, page 48) .
MCS – The vacuum pump is
defective. Contact Metrohm Service.
The pressure in the
system markedly
increases.
The MSM is blocked.
￭
Regenerate the MSM (see chapter 5.3.3.2,
page 40) .
Note: 6.2821.180 pump tubing connection
with filter must be used.
Peak areas are lower
than expected. MCS – The CO
2
suppressor
is not connected.
Connect the CO
2
suppressor.
The peristaltic pump
is pumping too little. 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 "Replacing the filter",
page 38) .
Peristaltic pump – Pump
tubing defective. Replace the pump tubing (see chapter 5.2.2.1,
page 37) .
MSM – Insufficient
flow of regeneration
solution or rinsing
solution.
Peristaltic pump – Contact
pressure too weak. Correctly set the contact pressure .
Peristaltic pump – Filter
blocked. Replace the filter (see chapter 5.2.2.2, page
37) .
Peristaltic pump – Pump
tubing defective. Replace the pump tubing.
The background
conductivity is too
high. The MSM is not connected. Connect the MSM (see chapter 3.5, page 21) .
MSM – No or insufficient
flow of regeneration solu-
tion or rinsing solution. Check the flow of the regeneration solution
and of the rinsing solution .
MCS – The CO
2
suppressor
is not connected.
Connect the CO
2
suppressor.