GB
16 SUB 6500/8500 - DRAIN 7000/7200/7500/9500
Storage
NOTE In the event of faults that you cannot
rectify, please contact our Customer Service de-
partment.
Malfunction Possible
cause
Remedy
Engine does
not start.
Impeller
blocked.
Remove dirt
from the suction
area. Clean with
a suitable tool
through the
opening on the
back of the mo-
tor housing.
Thermal pro-
tection switch
has switched
off.
Wait until the
thermal protec-
tion switches on
the pump again.
Take note of the
maximum tem-
perature of the
conveying medi-
um. Have the
pump inspected.
No mains
power.
Check the fus-
es, have the
power supply
checked by a
qualified electri-
cian.
Float switch
does not trip
when the wa-
ter level rises.
Send the pump
to an AL-KO
service facility.
Malfunction Possible
cause
Remedy
Pump run-
ning but
does not
feed.
Air in pump
housing.
Vent the pump
by holding it at
an angle.
Blockage on
the suction
side.
Remove dirt
from the suction
area.
Pressure line
closed off.
Open the pres-
sure line.
Pressure
hose kinked.
Straighten the
pressure hose.
Delivery rate
too low
Hose diame-
ter too small.
Use a hose with
a bigger diame-
ter.
Blockage on
the suction
side.
Remove dirt
from the suction
area.
Feed head
too high.
Observe the
max. feed head,
see technical
data!
10 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.
11 DISPOSAL
Electrical and electronic appliances do not
belong in household waste, but should be
collected and disposed of separately.
Packaging, equipment and accessories are made
from recyclable materials, and must be disposed
of accordingly.
12 AFTER-SALES/SERVICE
In the event of questions of warranty, repair or
spare parts, please contact your nearest AL-
KOService Centre. These can be found on the
Internet at:
www.al-ko.com/service-contacts
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