14-8

Coordinated System Time Master (CST) not found

Allen-Bradley · Logix 5000

What does 14-8 mean?

The Coordinated System Time Master (CST) device required for system synchronization was not found or is not configured. This prevents proper time coordination across the system.

Common Causes

  • Coordinated System Time Master (CST) not found

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Clear the fault.

  2. 2

    Configure a device to be the CST master.

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

Related Faults

18-3Physical Axis Fault bit setF00ATarget processor cannot packet information14-6Safety Partner firmware incompatible
Source: Logix 5000
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