9 servicing the inline filter, Servicing the inline filter – Metrohm 940 Professional IC Vario ONE/SeS/PP/Prep 2 User Manual
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5 Operation and maintenance
940 Professional IC Vario ONE/SeS/PP/Prep 2 (2.940.1520)
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85
Connecting the input for the high-pressure pump
1
■
Remove the stopper from the coupling. Tighten the coupling to
the pressure screw located on the pump head input capillary (1).
■
Reconnect the pump head output capillary to the pump head out-
put (2).
5.9
Servicing the inline filter
NOTE
You can find a video sequence for this task in the Multimedia Guide IC
Maintenance or on the Internet at
.
Maintenance interval
The filter has to be replaced at least every 3 months; the filter has to be
replaced more frequently if you are working with high backpressure.
Accessories
For this task you need the following accessories:
■
Adjustable wrench (6.2621.000) from the accessory kit: Vario/Flex
Basic (6.5000.000)
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Tweezers
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A new filter from the packaging (6.2821.130)