ABB Error 112426 — Transmit Buffer Overflow

What it means · Ce que ça veut dire

Transmit Buffer Overflow — ABB robot hardware event on the Transmit Buffer Overflow (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The welding data unit does not manage to transmit information to the other units sufficiently quickly in unit arg . Fault code: arg Internal unit: arg Le texte constructeur de ce code n'existe qu'en anglais dans les manuels ABB dont il provient. Il est reproduit tel quel ci-dessus ; le manuel de votre robot fait foi.

What to check · Que vérifier

• Inspect the Transmit Buffer Overflow, its wiring and connections first.
• Match this code against your robot's event-log timeline before swapping parts.
• Follow the French field checks below — they are the tested sequence for this fault.
• Turn off the mains power supply to reset the unit.

Frequently asked · Questions fréquentes

What does ABB error 112426 mean?

ABB 112426 (“Transmit Buffer Overflow”): Transmit Buffer Overflow — ABB robot hardware event on the Transmit Buffer Overflow (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

How do you troubleshoot ABB error 112426?

Inspect the Transmit Buffer Overflow, its wiring and connections first. Match this code against your robot's event-log timeline before swapping parts. Follow the French field checks below — they are the tested sequence for this fault.

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