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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.

Eor

Emergency Override Reverse Run

Yaskawa · iQpump1000

What does Eor mean?

The multi-function digital input for Emergency Override Reverse (H1-oo = B0) has been closed, indicating an active emergency override condition for reverse operation.

Common Causes

  • Multi-function digital input H1-oo = B0 is closed, activating emergency override

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Open digital input H1-oo = B0 if the emergency condition is no longer present

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

Related Faults

ACCUMAccumulated Level FaultAJFAnti-Jam FaultAUXFBPI Aux Lvl Loss (Wire-break detection for PI Aux Feedback Level)
Source: Yaskawa iQpump1000
Open Manual (Page 274)Search more codes in this manual