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 PNT2-723 — %sTurbine under speed fault

FANUC PNT2-723 (“%sTurbine under speed fault”): While the turbine was operating and the gun was on or enabled, the RPM level was below the Under speed limit. First check: Check and replace the I/P transducer if necessary. Likely part: Transducer (Transducer).

Updated 2026-08-29 · LogrobotLM reference

Description

While the turbine was operating and the gun was on or enabled, the RPM level was below the Under speed limit.

Remedy · Remède

Check and replace the I/P transducer if necessary. Check the supply and pilot air pressures, if either one is low, increase it. Possibly decrease the Under speed limit value.

Part to check / replace · Pièce à contrôler / remplacer

FANUC PNT2-723 points to the hardware below — start here before ordering. · PNT2-723 met en cause l'organe ci-dessous : commencez par là.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering. · Touchez une pièce pour tous les codes qui la citent ; vérifiez la variante exacte avant commande.

Frequently asked · Questions fréquentes

What does FANUC alarm PNT2-723 mean?
FANUC PNT2-723 (“%sTurbine under speed fault”): While the turbine was operating and the gun was on or enabled, the RPM level was below the Under speed limit.
How do you troubleshoot FANUC alarm PNT2-723?
Check and replace the I/P transducer if necessary. Check the supply and pilot air pressures, if either one is low, increase it. Possibly decrease the Under speed limit value.
Which part is involved in FANUC PNT2-723?
PNT2-723 points to Transducer (Transducer). Confirm the real cause against the robot backup before replacing a part.

Related codes / Codes liés

PNT2-719%sRequested speed over valid rangePNT2-722%sTurbine over speedPNT2-724%sTurbine under speed warningPNT2-727%sCruise Speed not established

Same hardware involved / Même matériel en cause

PAIN-283TransducerPAIN-284TransducerPAIN-420TransducerPAIN-443Transducer

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 →