Gilson Pipetman Classic Series User Manual page 19

Cleaning
The pipette must be cleaned, as described below,
before it is decontaminated. Soap solution is
recommended for cleaning PIPETMAN Classic.
EXTERNAL
1. Remove the tip ejector.
2. Wipe the tip ejector with a soft cloth or
lint-free tissue soaked with soap solution.
3. Wipe the entire pipette with a soft cloth or
lint-free tissue soaked with soap solution to
remove all dirty marks. If the pipette is very
dirty, a brush with soft plastic bristles may
be used.
4. Wipe the entire pipette and the tip ejector
with a soft cloth or lint-free tissue soaked
with distilled water.
5. Refit the tip ejector and allow the pipette
to dry.
INTERNAL
Only the following components can be immersed
in a cleaning solution: connecting nut, tip ejector,
tip holder, piston assembly, seal, and O-ring.
1. Disassemble the pipette (refer to Figure 7 on
page 16).
2. Set aside the upper part in a clean, dry
place.
3. Clean the individual components of the
lower part of the pipette using an ultrasonic
bath (20 minutes at 50°C) or with a soft
cloth and brushes. Small round brushes with
soft plastic bristles may be used to clean the
interior of the tip holder.
4. Rinse the individual components with
distilled water.
5. Let the parts dry by evaporation or wipe them
with a clean soft cloth, or lint-free tissue.
6. Reassemble the pipette (refer to Figure 7 on
page 16).
PIPETMAN® CLASSIC
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USER'S GUIDE
19