Metrohm 940 Professional IC Vario ONE/ChS/PP - Manual (Page 90)

5.9 Servicing the inline filter
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
82 ￭￭￭￭￭￭￭￭
940 Professional IC Vario ONE/ChS/PP (2.940.1300)
Inserting a new filter
1 Inserting a new filter
￭ Place the new filter flat in the filter housing (22-1) using tweezers.
2 Mounting the filter screw
￭ Screw the filter screw (22-2) back into the filter housing (22-1)
and tighten by hand. Then use two adjustable wrenches
(6.2621.000) to tighten it slightly.
3 Remounting the inline filter
￭ Screw pressure screws back onto the inline filter.
4 Rinsing the inline filter
￭ Dismantle the guard column (if present) and the separation col-
umn and replace with a coupling (6.2744.040).
￭ Rinse the instrument with eluent.
￭ Reinsert the columns after 10 minutes.