ABB Error 41634 — Unknown Task Name

What it means · Ce que ça veut dire

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

Task: arg . The task name arg is unknown in the system. Program ref: arg . It is not possible to execute this instruction with a task name that is not found in the system. 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 Unknown Task Name, 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.
• probable : - 1 The program task is not defined in the system parameters.
• - 2 The task name is wrong spelled.
• Recovery: arg .

Frequently asked · Questions fréquentes

What does ABB error 41634 mean?

ABB 41634 (“Unknown Task Name”): Unknown Task Name — ABB robot hardware event on the Unknown Task Name (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 41634?

Inspect the Unknown Task Name, 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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