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Led Displays - AL-KO HW 4500 FCS COMFORT Betriebsanleitung

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  • DE

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  • DEUTSCH, seite 1
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Malfunction
Pump switches on
and off frequently.
Flow rate too low
If the faults cannot be rectified, please contact our Customer Service Department.

LED DISPLAYS

Switching condi-
tion
Normal operation mode
Pump switches on
and starts to draw
water. Pump fills
the tank with out-
let closed.
Pump runnig.
18
Cause
Suction line blockage
Pressure line blocked off
Pump drawing air into the suction line
Pump has been running dry.
Diaphragm is damaged.
Low air pressure in the storage vessel
Pump drawing air, water shortage on
suction side.
Suction line blockage
Suction head too great
Hose diameter too small
Water volume on the suction side to
little
LED display
LED display PUMP ON lights up. LED
display FLOW CONTROL flashes.
LED display PUMP ON lights up.
Rectification
Remove dirt from the suction area.
Open the closing off devices in the
pressure line.
Check all the connections in the suc-
tion line for leaks.
Replace seal ring.
Fill the pump housing with water.
Have the diaphragm replaced by AL-
KO Service Department.
Top up the air in the storage vessel.
(Set the diaphragm pressure to 1.5
bar).
Switch pump off and allow to cool.
Clean the suction area.
Replace the filter.
Reduce the suction head.
Replace the pressure hose with one
with a larger diameter.
Throttle back the pump to adapt the
flow rate.
Function description/actions
Initial commissioning Pump filled
with water, suction and pressure side
connected, water present on the suc-
tion side. Pump connected to mains.
Pump delivering water. Water is being
drawn off on the pressure side.
HW 4000-4500 FCS
LED displays

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Diese Anleitung auch für:

Hw 4000 fcs comfort

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