Wilo Yonos GIGA2.0-I Einbau- Und Betriebsanleitung Seite 200
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- Einbau- und betriebsanleitung (424 Seiten)
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The pump does not pump if an error has occurred. If the pump identifies as part of per-
manent monitoring that the cause of the error no longer applies, the error message is
revoked and operation resumes.
If an error message is output, the display is permanently on and the green LED indicator is
off.
The following table gives an overview of possible messages in the display:
Universal
Display text
Error
Fault
Please check operating
Check the installation and operating instructions
manual
Double pump
Twin-head pump
This head
Location: This head
Partner head
Location: Partner head
Exists since:
Since
Acknowledge needed
Confirmation required
For acknowlege long
Press and hold the button for acknowledgement
press knob
Acknowleged, waiting for
Acknowledged, waiting for restart
restart
Reset energy counter
Reset energy counter
Press return key to cancel Press "Back" to cancel
Press and hold return key
Press and hold "Back" to cancel
to cancel
System Notification
System notification
no valid Parameter
No valid parameters
Production mode active
Production mode active
HMI blocked
Display blocked
Code
Fault
401
Unstable power supply
Additional information about causes and remedy:
Power supply too unstable.
Operation cannot be maintained.
402
Undervoltage
Additional information about causes and remedy:
Operation cannot be maintained. Possible causes:
1. Mains overloaded.
2. Pump is connected to the wrong power supply.
403
Overvoltage
Additional information about causes and remedy:
Operation cannot be maintained. Possible causes:
1. Pump is connected to the wrong power supply.
404
Pump blocked.
Additional information on causes and remedies:
In addition to deposits and foreign substances in the system, the pump shaft can
also be blocked.
Installation and operating instructions • Wilo-Yonos GIGA2.0-I/-D • Ed.01/2023-03
Cause
Remedy
Unstable power sup-
Check the electrical installa-
ply.
tion.
Power supply is too
Check the electrical installa-
low.
tion.
Power supply is too
Check the electrical installa-
high.
tion.
Mechanical influence
Check free movement of ro-
is inhibiting the rota-
tating parts in the pump
tion of the pump
head and motor.
shaft.
Remove deposits and for-
eign substances.
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