Owner's manual

6.5 Inline filter

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872 Extension Module IC Pump

Changing the filter

The flow must be stopped before changing the filter.

Removing the inline filter

￭ Unscrew the pressure screws (34-1) from the inline filter.

Unscrewing the filter screw

￭ Screw the filter screw (34-4) out of the filter housing (34-2) with

the aid of two 6.2621.000 adjustable wrenches.

Inserting the filter

￭ Remove the old filter (34-3) with tweezers.

￭ Place the new filter (34-3) flat in the filter housing with tweezers

(34-2).

Mounting filter screw

￭ Screw the filter screw (34-4) back into the filter housing (34-2)

and tighten by hand. Then additionally tighten slightly with two

6.2621.000 adjustable wrenches.

Remounting the inline filter

￭ Screw the pressure screws (34-1) back onto the inline filter.

Rinsing the inline filter

￭ Dismantle the guard column (if present) and the separation col-

umn and replace with a 6.2744.040 coupling.

￭ Rinse the instrument with eluent.