Oase AquaMax Eco Premium 4000 Operating Instructions Manual page 33

Storage/winter protection
The unit is frost resistant to minus 20 °C. Should you store the unit outside of the pond, clean it
thoroughly with a soft brush and water, check it for damage, then store immersed in water or
filled with water. Do not immerse the power plug in water!
Malfunction remedy
Malfunction
Pump does not start
Pump does not transport fluid
Insufficient delivered quantity
Pump switches off after oper-
ating briefly
Cause
No mains voltage
Supply lines kinked
Supply lines blocked.
Impeller unit is blocked
Filter housing clogged
Excessive loss in the supply
lines
Impeller unit is running slug-
gishly
Water heavily soiled
Impeller unit is blocked
Pump has run dry
Water temperature too high
Remedy
Check the mains voltage.
Route the supply lines without kinks
Check/clean the supply lines
Remove blockage, check impeller unit for
ease of movement
Clean strainer casings
Reduce hose length to the necessary mini-
mum, remove unnecessary connection
parts
Check impeller unit for ease of movement
Clean pump
Remove blockage, check impeller unit for
ease of movement
Check/clean the supply lines
Adhere to the maximum permissible water
temperature. (→ Technical data)
EN
33