GB
Malfunction
Motor does not run.
Pump running but does not
feed.
Delivery rate too low.
Only pumps with level switch
Pump running continuously.
Pump is always off.
9 STORAGE
NOTE If there is the danger of frost, the sys-
tem must be completely drained and the pump
must be stored in a frost-proof place.
10 DISPOSAL
Electrical and electronic appliances do not
belong in household waste, but should be
collected and disposed of separately.
20
Possible cause
Impeller blocked.
Thermal protection switch has
switched off.
No mains power.
Float switch does not switch off
when the water level rises.
Air in pump housing.
Dry running, automatic switch-
off after 90 seconds.
Blockage on the suction side.
Pressure line closed off.
Pressure hose kinked.
Hose diameter too small.
Blockage on the suction side.
Feed head to high.
Float body blocked.
Switch set incorrectly.
Float body blocked.
Water level too low.
SUB 10000 - 13000 DS | TWIN 11000 - 14000 | SUB 11000
Remedy
Remove dirt from the suction area.
Clean with a suitable tool through
the opening on the back of the motor
housing.
Wait until the thermal protection
switch on the pump switches on
again. Take note of the maximum
temperature of the conveying medi-
um. Have the pump inspected.
Check fuses, have the power supply
checked by a qualified electrician.
Send the pump to an AL-KO service
facility.
Vent the pump by holding it at an
angle.
Adjust the adjustable foot correctly.
Remove dirt from the suction area.
Open the pressure lone.
Extend the pressure hose.
Use a hose with a bigger diameter.
Remove dirt from the suction area.
Observe max. feed head, see tech-
nical data!
Clean the float body.
Adjust the switch correctly.
Clean the float body.
Packaging, equipment and accessories are made
from recyclable materials, and must be disposed
of accordingly.
11 AFTER-SALES/SERVICE
In the event of questions of warranty, repair or
spare parts, please contact your nearest AL-
KO Service Centre. These can be found on the
Internet at:
www.alko-garden.com/service-contacts
Further information on spare parts can be found at:
www.alko-garden.com/spareparts
Storage