Oase Varionaut 150 24V/DMX/02, Operating Instructions Manual

Page: 22 / 44

- EN -
22
Replacing the impeller unit
N O T E
The impeller unit is guided in the motor block by a bearing. This bearing is a wear part and should be changed
at the same time as the impeller unit.
• Changing the bearing requires specialist knowledge and tools. Have the bearing changed by your OASE
specialist dealer or send the pump to OASE.
N O T E
The impeller unit contains strong magnets that attract magnetic particles (e.g. iron filings).
• All particles must be removed from the impeller unit before reassembly. Any remaining particles can cause
irreparable damage to the impeller unit and motor block.
How to proceed:

J
1. Turn the filter basket counterclockwise and remove.
– The filter basket is fastened to the pump with a bayonet lock.
2. Push back the locking button under the stand and pull the pump off the stand.
3. Remove the four screws and take off the pump casing.
4. Pull out the impeller unit and replace if necessary.
– Use a wide-blade screwdriver to carefully lever out the impeller unit if necessary.
5. Reassemble the unit in the reverse order.
Repair
Repair is not possible in the following cases. The pump has to be replaced.
• If there is no replacement part approved by OASE for a defective component.
• If an electric cable permanently connected to the pump becomes damaged or is shortened.
Wear parts
• Impeller unit
• Bearing in the motor block
Storage/overwintering
The unit is frost-proof to -20 °C. If lower temperatures are expected, the unit must be removed and put into storage.
How to correctly store the unit:
• Thoroughly clean the unit, check it for damage and replace any damaged parts.
• Protect the DMX/RDM connectors from moisture and dirt.
• Protect open plug connections from moisture and dirt.
Store the unit immersed in water or filled with water in a frost-free place.
Disposal
N O T E
Do not dispose of this unit with domestic waste.
• Render the unit unusable beforehand by cutting the cables and dispose of the unit via the return system
provided for this purpose.