Faults, Causes And Remedies - Wilo HiControl 1/FC Notice De Montage Et De Mise En Service

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9 Maintenance
All maintenance work must be carried out by authorised and qualified
personnel.
WARNING! Risk of electric shock!
Danger from electrical current must be eliminated.
Prior to any electrical work, the pump must be voltage-free and protected against
unauthorised restart.
No special maintenance required during operation.
Keep the pump clean.
If the pump is not used for a long period or during periods of freezing tempera-
tures, it should be drained to prevent any damage: empty the pump completely,
rinse with clean water and store in a dry place.

10 Faults, causes and remedies

WARNING! Risk of electric shock!
Danger from electrical current must be eliminated.
Prior to any electrical work, the pump and the accessories must be voltage-free
and protected against unauthorised restart.
Faults
The installation does not stop
The installation does not start Insufficient water supply at the
22
Causes
Loss of water greater than
0.7 l/min over the whole network
Mechanism blocked by sand
Failure on the printed circuit
board
Faulty electrical connection
inlet. The safety system has been
triggered and the "FAILURE"
control lamp is on
Pump blocked. The "FAILURE"
control lamp is on. The safety
system has been triggered. When
the reset key is pressed, the
"PUMP ON" control lamp turns
on but the pump does not start
Failure on the printed circuit
board
Remedies
Check the installation
Clean the interior of the device
Replace it
Check the connection
Check the water supply and start the
pump by pressing the "RESET" key
Contact customer service
Disconnect the power supply and
reconnect. The pump should start,
otherwise replace the printed circuit
board
WILO SE 10/2018

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