Disposal; Help In Case Of Malfunctions - AL-KO HW 3000 Betriebsanleitung

en

DISPOSAL

Do not dispose of worn-out machines
or spent batteries (including recharge-
able batteries) in domestic waste!
The packaging, machine and accessories
are made from recyclable materials and
must be disposed of accordingly.

HELP IN CASE OF MALFUNCTIONS

CAUTION!
Disconnect the mains plug before any fault rectification work!
Malfunction
Pump drive motor
does not run
Pump not drawing
water
Pump switches
on and off too fre-
quently
Pump does not
switch off if the
pressure line is
closed off.
Conveying volume
too low
16
Possible cause
Impeller blocked
Overheating by dry running or wa-
ter that is too hot (thermal protection
switch has switched the pump off).
No mains voltage
The suction line is not under the water
surface
Suction-side blockage
Pressure line closed off
Pump drawing air in the suction line
Pump has been running dry
Diaphragm is damaged.
Low air pressure in storage vessel
Pump is drawing air, lack of water on
the suction side.
Suction-side blockage
Suction head too great
Hose diameter too small
Rectification
Clean the pump
Release the motor shaft of the impeller
with a screwdriver.
Check the water level on the suction
side.
Allow the conveying fluid to cool down.
Repairing or replacing the pump.
Check the fuses and power supply.
Submerge the suction line in the water
by at least 30 cm.
Remove dirt from suction area.
Open the closing off units in the pres-
sure line.
Check all connections on the suction
line for leaks.
Replacing the seal.
Fill the pump housing with water.
Have the diaphragm replaced by AL-
KO Service Department.
Top the air up in the storage vessel.
(Set the diaphragm pre-pressure to 1.5
bar).
Switch the pump off and allow to cool.
Clean the suction area.
Replace the filter.
Reduce suction head.
Use a pressure hose with a larger dia-
meter.
HW 3000-3500 | HW 3000-3500 INOX | HW 3300 INOX
Disposal