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Red LED on

Red LED on — Permanent error displayed

Wilo · Wilo-Stratos GIGA Pumps

What does Red LED on mean?

A permanent error has occurred, indicated by the red LED being continuously lit. The specific error code will also be displayed.

Common Causes

  • A permanent fault condition exists
  • System error requiring attention

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Note the specific error code displayed on the screen.

  2. 2

    Refer to the troubleshooting table for the specific error code.

  3. 3

    If the error cannot be resolved, contact customer service.

Browse all codes in this manual (40)
Verified technical data. Last updated: April 2026

Related Faults

3 red flashes3 red flashes — Communication errorE.025E.025 — General error codeE000E000 — System OK / No error
Source: Wilo-Stratos GIGA Pumps
Open Manual (Page 57)Search more codes in this manual