Remedy Of Faults; Maintenance And Cleaning - Oase AquaMax Eco Expert 21000 Gebrauchsanleitung

- EN -

Remedy of faults

Malfunction
Pump does not start
Pump does not deliver
Insufficient delivered quantity
Pump switches off after a short running period

Maintenance and cleaning

Attention! Dangerous electrical voltage.
Possible consequences: Death or severe injury.
Protective measures:
 Electrical units and installations with a rated voltage of U > 12 V AC or U >30 V DC located in the water:
Isolate the units and installations (switch off and disconnect from the power supply) before reaching into
the water.
 Isolate the unit before starting any work.
 Secure the unit to prevent unintentional switching on.
Cleaning the unit
Note!
Recommendation on regular cleaning:
 Clean the pump at least twice a year.
 Never use aggressive cleaning agents or chemical solutions. These could attack the housing surface or impair the
function.
 Recommended cleaning agent for removing stubborn limescale deposits:
– Pump cleaning agent PumpClean from OASE.
– Vinegar- and chlorine-free household cleaning agent.
 After cleaning, thoroughly rinse all parts in clean water.
How to proceed:
 I
1. Remove the screws for fastening the filter basket and remove the filter basket.
2. Clean all parts.
– Use a soft brush.
– Rinse parts in clean water.
3. Reassemble the unit in the reverse order.
18
Cause
No mains voltage
Filter housing clogged
Excessively soiled water
Impeller unit blocked
Filter housing clogged
Excessive loss in the supply lines
Excessively soiled water
Water temperature too high
Impeller unit blocked
Pump has run dry.
Remedy
 Check the mains voltage
 Check supply lines
 Clean
 Clean pump. The pump automatically swit-
ches on again once the motor has cooled
down.
 Disconnect the power supply and remove
obstacle. Then switch the pump on again.
 Clean
 Select larger hose diameter
 Reduce hose length to reduce frictional loss
 Avoid unnecessary connection elements
 Clean pump. The pump automatically swit-
ches on again once the motor has cooled
down.
 Note maximum water temperature of +35°C.
The pump automatically switches on again
once the motor has cooled down.
 Disconnect the power supply and remove
obstacle. Then switch the pump on again.
 Flood pump. Fully submerge the unit when
operated in the pond.