FANUC Alarm PNT1-108 — MCC alarm
FANUC PNT1-108 (“MCC alarm”): The servo amplifier magnetic contactor (MCC) is welded closed. First check: Refer to the troubleshooting section in the Controller Series Electrical Connection and Maintenance Manual.
Updated 2026-08-29 · LogrobotLM reference
Description
The servo amplifier magnetic contactor (MCC) is welded closed.
Remedy · Remède
Refer to the troubleshooting section in the Controller Series Electrical Connection and Maintenance Manual.
Frequently asked · Questions fréquentes
- What does FANUC alarm PNT1-108 mean?
- FANUC PNT1-108 (“MCC alarm”): The servo amplifier magnetic contactor (MCC) is welded closed.
- How do you troubleshoot FANUC alarm PNT1-108?
- Refer to the troubleshooting section in the Controller Series Electrical Connection and Maintenance Manual.
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 →