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OPERATOR'S MANUAL
Functional fault
1. LED "battery" is illuminated
2. LED "Phase sequence" is
illuminated
3. LED "dry run" flashes
4. LED "motor protection" flashes
5. LED "motor protection" is
illuminated
6. The fuses jump out when the
pump is switched on
7. Pump runs very loudly
8. Centrifugal pump cannot be
switched on (Radio control).
9. Centrifugal pump cannot be
switched on (Pneumatic
control).
10.Centrifugal pump cannot be
switched on (External control).
11.Air valve (28) leaks
Pumpe Typ WK / WKN
Version: 27220 - A
Possible cause
Transmitter (19) battery too weak.
Motor rotating in the wrong direction Set master switch to "OFF".
Power supply cable incorrectly fitted. Set master switch to "OFF".
There is not enough water in the
pump.
Suction pipe is dirty or blocked.
Motor is overloaded
Motor is overheated.
Wrong or too nimble fuses
Motor blower brushes against the
blower cover
Transmitter / aerial distance too
large
Transmitter and receiver addresses
do not agree.
Transmitter (19) battery empty.
Switching tube too long.
Switch defective
Dirty
Schmalenberger GmbH + Co. KG
D-72072 Tübingen / Germany
Remedy
Replace transmitter (19).
LED "battery" goes out if the transmit-
ter power is sufficient.
Note: Transmitter (19) must be stored
at room temperature during the winter.
Re-pole the 2 external conductor pha-
ses in the terminal box.
Set master switch to "ON".
Check that all external conductors and
for 1~ motors the neutral conductor
are properly connected.
Set master switch to "ON".
Install pump under the pool water
level.
Open all shut-off devices on suction
and pressure sides.
Clean suction pipe.
Set master switch to "OFF". Check
that the motor fan runs freely.
If necessary: Dismantle pump and
remove dirt particles from pump hou-
sing.
Set master switch to "ON".
Make sure there is enough supply of
cooling air to the pump pit.
Insert passive fuses with the correct
current rating.
Clear motor blower and fasten blower
cover properly.
Reduce the line-of-sight distance bet-
ween the transmitter and the aerial to
a maximum of 1 m.
- Check transmitter address on the
rear of the transmitter (19) (A00 =
address 0).
-
Check receiver address. (see chap-
ter 4.4.4)
Replace transmitter (19).
Note: Transmitter (19) must be stored
at room temperature during the winter.
Shorten switching tube to a maximum
length of 8 m.
Check switching unit for turning pump
on and off as well as conductors and
replace, if necessary.
Screw the air valve off and wash it out
during normal operation.
Replace if required.
Note: The air valve must be installed
above the water surface.
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