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Red LED On

Red LED On — Motor Off, error displayed

Wilo · VeroLine and VeroTwin Pumps

What does Red LED On mean?

The red LED is illuminated, and the motor is off. An error code is shown on the display, and the SSM (if activated) is triggered.

Common Causes

  • An error condition has occurred.
  • Motor has shut down due to a fault.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Note the error code displayed on the screen.

  2. 2

    Press the red button to enter the menu mode.

  3. 3

    Wait for the designated acknowledgement time (60 seconds for error types A and D).

  4. 4

    Press the red button again to acknowledge the error.

  5. 5

    Address the cause of the error before acknowledging, if known, to prevent recurrence.

Browse all codes in this manual (45)
Verified technical data. Last updated: April 2026

Related Faults

3 red flashes3 red flashes — Communication error6.0.0.0 flashes6.0.0.0 flashes — Ready to acknowledge error6.0.0.0 steady6.0.0.0 steady — Error acknowledgement countdown active
Source: Wilo VeroLine and VeroTwin Pumps
Open Manual (Page 54)Search more codes in this manual