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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

F103

Oil aging/fault

SEW Eurodrive · MOVITRAC 07B System

What does F103 mean?

A display fault indicating a fault signal from the oil aging sensor, necessitating an immediate oil change for the gear unit. This signifies that the oil quality has degraded to a critical level.

Common Causes

  • Oil aging sensor signals fault

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Change the gear unit oil immediately, as recommended by SEW-EURODRIVE

Browse all codes in this manual (41)
Verified technical data. Last updated: April 2026

Related Faults

F01OvercurrentF03Ground faultF04Brake chopper
Source: SEW Eurodrive MOVITRAC 07B System
Open Manual (Page 353)Search more codes in this manual