Applicable Systems
MAGNA1
Symptoms
Level high. The liquid level in the sump or tank exceeds the high-level threshold.
Possible Causes
- Inflow exceeds pump capacity
- Level sensor fault giving high reading
Troubleshooting Steps
- Step 1: Check the actual liquid level
Level is above the high threshold - Step 2: Verify the pump is operating at full capacity
Pump is not keeping up with inflow
How to Reset
To reset: Reduce the inflow or increase pump capacity, then reset the controller.
Source: Grundfos Pump Troubleshooting Guide, Grundfos Group
Category: Pump