9 Trouble-shooting
63 of 104
mini-Compacta
2317.886/16-EN
A B C D E
F Possible cause
Remedy
7)
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Motor winding or power cable are defective.
Replace by new original KSB parts or contact
the manufacturer.
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- Water level in the tank too low during
operation
Check level sensor.
Check parameters. If necessary, repeat
parameterisation.
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- Temperature sensor in the winding has
tripped the pump because of an excessive
temperature rise in the winding.
The motor will re-start automatically once the
unit has cooled down.
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- Defective radial bearing in the motor
Contact the manufacturer.
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Cutter is blocked (on US/UZS)
- Excessive solids content
- Impermissible solids
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Deposits in the collecting tank
Clean the collecting tank; in case of greasy
deposits, fit a grease separator.
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Check valve does not close tightly.
Clean the check valve, screw the lifting screw
back as far as it will go.
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- System-induced vibrations
Check the flexible pipe connections
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Defective level sensor
Check level sensor. Clean or replace as
necessary.
NOTE
After any fault or malfunction, carry out a visual and functional inspection of the
lifting unit.
NOTE
If the lifting unit has been flooded, always carry out an inspection.
