ABB Error 41904 — Brake Check, task arg deactivated

What it means · Ce que ça veut dire

Brake Check, task arg deactivated — ABB robot hardware event on the Brake Check, task arg deactivated (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Task: arg . The Brake Check program has detected that motion task arg is deactivated in the task selection panel. Program ref: arg . The program execution is stopped immediately. 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 Brake Check, task arg deactivated, 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 : Task has been deactivated in the task selection panel.
• Activate the task arg in the task selection panel, and execute the brake check program again.

Frequently asked · Questions fréquentes

What does ABB error 41904 mean?

ABB 41904 (“Brake Check, task arg deactivated”): Brake Check, task arg deactivated — ABB robot hardware event on the Brake Check, task arg deactivated (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 41904?

Inspect the Brake Check, task arg deactivated, 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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