System Diagnostics

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Kod 22 System Alert

Kod 22

Steam Generator Temperature Sensor Failure

Support Level
Tier 2 (Not User Resolvable)
System Analysis

Description

Sudden or irregular changes in steam generator temperature readings indicate a sensor fault.

This issue may be caused by:

  • A damaged temperature sensor in the steam generator.
  • A mainboard malfunction misinterpreting sensor signals.