Metrohm 940 Professional IC Vario ONE/ChS User Manual
Page 83
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5 Operation and maintenance
940 Professional IC Vario ONE/ChS (2.940.1200)
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75
Inserting a new filter
1 Inserting a new filter
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Place the new filter flat in the filter housing (21-1) using tweezers.
2 Mounting the filter screw
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Screw the filter screw (21-2) back into the filter housing (21-1)
and tighten by hand. Then use two adjustable wrenches
(6.2621.000) to tighten it slightly.
3 Remounting the inline filter
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Screw pressure screws back onto the inline filter.
4 Rinsing the inline filter
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Dismantle the guard column (if present) and the separation col-
umn and replace with a coupling (6.2744.040).
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Rinse the instrument with eluent.
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Reinsert the columns after 10 minutes.
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