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Grundfos Eye (Alarm)

Grundfos Eye indicates a pump alarm

Grundfos · MAGNA3 Pumps

What does Grundfos Eye (Alarm) mean?

The Grundfos Eye status indicator light is showing an alarm. This signifies a critical fault that may have caused the pump to stop or prevent it from running. Immediate action is usually required.

Common Causes

  • Severe operational fault or internal pump malfunction.
  • Overheating or mechanical blockage preventing operation.
  • Critical communication error (if integrated with a system).

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Immediately check the pump's display or the Grundfos GO app for the specific alarm code or message.

  2. 2

    Safely power off the pump at the breaker, wait 30 seconds, then power it back on to attempt a reset.

  3. 3

    Inspect the pump area for any obvious obstructions or damage.

Browse all codes in this manual (10)
Verified technical data. Last updated: April 2026

Related Faults

Alarm 10Alarm 10 — Internal fault, circuit board connection lostAlarm 51Alarm 51 — Blocked pump, pump stops and tries to restartAlarm 72Alarm 72 — Internal fault, pump stops and tries to restart
Source: Grundfos MAGNA3 Pumps
Open Manual (Page 29)Search more codes in this manual