Cause Remedy
There are signs of wear on the
impeller, pump, and casing.
Replace the worn parts.
The liquid level is too low. • Check that the level sensor is set correctly.
• Depending on the installation type, add a means for priming the pump,
such as a foot valve.
If the problem persists, then contact a sales or authorized service representative.
Always state the serial number of the product, see Product Description on page 11.
7 Troubleshooting
70 Flygt 3102 Installation, Operation, and Maintenance Manual