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ErrorLib — Industrial Fault Code Library

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14-1

Safety Task watchdog expired

Allen-Bradley · Logix 5000

What does 14-1 mean?

The safety task has not completed within its specified period of time. This can be due to a program error causing an infinite loop, the program's complexity exceeding execution speed, a higher priority task blocking it, or the safety partner being removed.

Common Causes

  • User task not completed in specified period of time
  • Program error caused an infinite loop
  • Program is too complex to execute as quickly as specified
  • Higher priority task is keeping this task from finishing
  • Safety partner has been removed

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Clear the fault.

  2. 2

    If a safety task signature exists, safety memory is re-initialized and the safety task begins executing.

  3. 3

    If a safety task signature does not exist, re-download the program to allow the safety task to run.

  4. 4

    Reinsert the safety partner, if it was removed.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

00D0No block-transfer response (timeout)00D1Checksum mismatch in read response00D2Read/Write request/response mismatch
Source: Logix 5000
Open Manual (Page 157)Search more codes in this manual