LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

FANUC Alarm PNT2-420 — %sError reading gun-on time for job

FANUC PNT2-420 (“%sError reading gun-on time for job”): Some process(es) within a job might have something wrong with the header. First check: Go to the DETAIL page for every process in the job.

Updated 2026-08-29 · LogrobotLM reference

Description

Some process(es) within a job might have something wrong with the header.

Remedy · Remède

Go to the DETAIL page for every process in the job. This should correct the problem.

Frequently asked · Questions fréquentes

What does FANUC alarm PNT2-420 mean?
FANUC PNT2-420 (“%sError reading gun-on time for job”): Some process(es) within a job might have something wrong with the header.
How do you troubleshoot FANUC alarm PNT2-420?
Go to the DETAIL page for every process in the job. This should correct the problem.

Related codes / Codes liés

PNT2-407%sApplicator enable is ONPNT2-412%sError reading gun-on time for jobPNT2-428%sApplicator test outputs are ONPNT2-429%sApplicator test outputs are OFF

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 →