Parkside PPHM 14 A1 Bedienungs- Und Sicherheitshinweise Seite 20

NOTE: If the product has been used multiple times,
it might not be sufficient to clean the test liquid
absorption rod 1a by rinsing them with distilled water.
Dirt-residue might remain on the test liquid absorption
rod 1a .
In this case, use a soft plastic brush (such as a
toothbrush) to clean the test liquid absorption rod 1a .
Use minimum force only.
20 GB
If necessary, add a few drops of distilled water on the
soft plastic brush.
While cleaning the test liquid absorption rod 1a , the
soft plastic brush must not come in contact with the
electrode probe 1 . Risk of damage to the electrode
probe.
After brushing off residue/dirt from the test liquid
absorption rod 1a : Rinse the electrode probe and
the test liquid absorption rod with distilled water for a
minimum of 15 seconds.