LogrobotLM

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FANUC Alarm PNT2-118 — Motor overheat occurred

FANUC PNT2-118 (“Motor overheat occurred”): The pulse coder overheated. First check: Refer to the troubleshooting section in the Electrical Connection and Maintenance Manual.

Updated 2026-09-17 · LogrobotLM reference

Description

The pulse coder overheated.

Remedy

Refer to the troubleshooting section in the Electrical Connection and Maintenance Manual.

Related codes

PNT2-116Pulse coder alarmPNT2-117Pulse coder battery low alarmPNT2-119Pulse coder communication errorPNT2-120Pulse coder position compare error

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. How this reference is built →