Oase ProfiClear Premium TF-XL, Руководство по эксплуатации

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8.5.2 Decalcifying the screen elements
The error messages
Er33
,
Er55
or an excessive rise in the frequency of cleaning cycles (counter)
indicate that there are limescale deposits on the screen elements. (→ Reading out the number of
cleaning cycles)
Oase recommends that you descale the unit every two to three months as a preventative meas-
ure if the water is very hard.
Recommended descaling process:
• Place screen elements in vinegar concentrate (20 … 25 % acid) and let them soak for at
least 30 minutes until the limescale deposits have dissolved.
or
• Sprinkle citric acid powder onto moistened screen elements and allow it to react for at least
30 minutes until the limescale deposits have dissolved.
How to proceed:
1. Remove the screen element
. (→ Removing the screen element)
2. Remove limescale from the screen element.
– Do not remove the rubber seal of the screen element.
3. Scrub the screen element with a soft brush under running water and rinse well.
4. Refit the screen element.
8.6 Removing the filter drum
How to proceed:
Preparatory work:
•
Remove the cover of the rinsing unit. (→ Cleaning the rinsing device)
•
Remove the screen elements. (→ Removing the screen element)

V
1. Pull the rinsing unit out of the fastening clips and the separating plate, turn it by 90° and fold
it down over the rear edge of the container.
2. Undo and remove both Allen screws (width across flats 5), pull the drum motor out of the
hole in the separating plate and remove.
– Do not allow the drum motor to hang from the connection cable.
3. Undo the Torx screws fastening the dirt channel.
4. Pull the dirt channel from the socket of the dirty water outlet and lift it out of the filter drum.
5. Open the cotter pin and pull it out.
6. Pull out the drum shaft.
7. Pull the filter drum from the separating plate up to the stop and lift it out in a horizontal posi-
tion.
– Proceed carefully: The fastening clips on the container wall could damage the screen ele-
ments.
8.7 Installing the filter drum
How to proceed:

W
Before fitting the filter drum check that the drum seal is undamaged and correctly positioned.
Replace the drum seal if damaged.
1. Fitting a new drum seal: Ensure that the recess in the drum seal is at the top.
2. Ensure that the separating plate is completely seated in the groove of the drum seal.
3. Grease the edge of the drum to improve the smooth movement of the filter drum.
– Only use original grease (Turmsilon GTI 300 GK) from OASE.
•
Continue to assemble in the reverse order.