ABB Error 41520 — Error Recovery Constant Not Booked

What it means · Ce que ça veut dire

Error Recovery Constant Not Booked — ABB robot hardware event on the Error Recovery Constant Not Booked (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Task: arg . Error recovery constant arg is not booked. Program ref: 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 Error Recovery Constant Not Booked, 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.
• Use instruction BookErrNo to book the constant or use an error recovery constant booked by the system (cannot be used with ErrRaise).

Frequently asked · Questions fréquentes

What does ABB error 41520 mean?

ABB 41520 (“Error Recovery Constant Not Booked”): Error Recovery Constant Not Booked — ABB robot hardware event on the Error Recovery Constant Not Booked (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 41520?

Inspect the Error Recovery Constant Not Booked, 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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