Metrohm 942 Extension Module Vario LQH Manual page 28

3.5 Peristaltic pump
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20
1 Connecting the pump tubing
Attach the coupling olive/UNF 10/32 (6.2744.034) to the pump
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tubing entry. Push the end of the pump tubing over at least the
second notch of the olive so that the pump tubing is firmly in
place.
Assemble the pump tubing connection with locking nut and filter
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(6.2744.180) at the pump tubing exit:
– Push the locknut onto the pump tubing.
– Push the appropriate adapter onto the pump tubing.
– Place the tubing olive with the filter holder into the pump
tubing so that the pump tubing is firmly in place; push the
end of the pump tubing over at least the second notch of
the olive.
– Tighten it using the union nut.
2 Removing the tubing cartridge
Press in the tubing cartridge's snap-action lever.
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Tilt the tubing cartridge upwards.
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Unhook the tubing cartridge from the mounting bolt.
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942 Extension Module Vario LQH (2.942.0070)