ABB Error 20364 — Max number of Mechanical Unit Groups exceeded
Error / Erreur🇫🇷 Max number of Mechanical Unit Groups exceeded
ABB — CATALOGUE PRODUCTION
ABB 20364 (“Max number of Mechanical Unit Groups exceeded”): Max number of Mechanical Unit Groups exceeded — ABB robot hardware event on the Max number of Mechanical Unit Groups exceeded (IRC5).
Updated 2026-08-29 · LogrobotLM reference
What it means · Ce que ça veut dire
Max number of Mechanical Unit Groups exceeded — ABB robot hardware event on the Max number of Mechanical Unit Groups exceeded (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.
The maximum number of Mechanical Unit Groups, arg , of the configuration type arg is exceeded. Exceeded instances are ignored. 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 Max number of Mechanical Unit Groups exceeded, 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.
- Change the configuration and restart the controller.
Frequently asked · Questions fréquentes
- What does ABB error 20364 mean?
- ABB 20364 (“Max number of Mechanical Unit Groups exceeded”): Max number of Mechanical Unit Groups exceeded — ABB robot hardware event on the Max number of Mechanical Unit Groups exceeded (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains…
- How do you troubleshoot ABB error 20364?
- Inspect the Max number of Mechanical Unit Groups exceeded, 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.
Related codes / Codes liés
Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →