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Outer segments clockwise blink

Outer segments clockwise blink - Restarting or Venting active

Wilo · Yonos PICO Pumps

What does Outer segments clockwise blink mean?

The LED display shows the outer segments in a clockwise fashion. This indicates that a restart or the pump venting function is active.

Common Causes

  • Manual restart activated
  • Automatic restart initiated
  • Pump venting function activated

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Do not interfere with the process while the display is showing segments in a clockwise motion.

  2. 2

    Wait for the restart or venting process to complete.

  3. 3

    If you need to cancel, press and hold the function key for a few seconds.

Browse all codes in this manual (17)
Verified technical data. Last updated: April 2026

Related Faults

Bars bottom to top blinkBars bottom to top blink - Pump venting function activeBuilding does not get warmBuilding does not get warm - Heating output too lowE04E04 - Undervoltage detected
Source: Wilo Yonos PICO Pumps
Open Manual (Page 20)Search more codes in this manual