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FANUC Alarm PNT1-557 — %sFlow rate avg. error excessive

FANUC PNT1-557 (“%sFlow rate avg. error excessive”): Checks for how far the flow rate is from the set point have been too high. First check: Check and change the transducer, replace the fluid regulator, or service the surge suppression system on the fluid supply pump. Likely part: Fluid regulator (Fluid regulator).

Updated 2026-08-29 · LogrobotLM reference

Description

Checks for how far the flow rate is from the set point have been too high. Possible causes are:

Remedy · Remède

Check and change the transducer, replace the fluid regulator, or service the surge suppression system on the fluid supply pump. If the alarm occurs on many or all colors, then increase the Max. error from setpoint parameter.

Part to check / replace · Pièce à contrôler / remplacer

FANUC PNT1-557 points to the hardware below — start here before ordering. · PNT1-557 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 PNT1-557 mean?
FANUC PNT1-557 (“%sFlow rate avg. error excessive”): Checks for how far the flow rate is from the set point have been too high. Possible causes are:
How do you troubleshoot FANUC alarm PNT1-557?
Check and change the transducer, replace the fluid regulator, or service the surge suppression system on the fluid supply pump. If the alarm occurs on many or all colors, then increase the Max. error from setpoint parameter.
Which part is involved in FANUC PNT1-557?
PNT1-557 points to Fluid regulator (Fluid regulator). Confirm the real cause against the robot backup before replacing a part.

Related codes / Codes liés

PNT1-555%sCal. table adapted in tolerancePNT1-556Dyn. yield > tolerance band (%s)PNT1-558%sCalibration successfulPNT1-559%sCalibration aborted

Same hardware involved / Même matériel en cause

PAIN-273Fluid regulatorPAIN-278Fluid regulatorPAIN-279Fluid regulatorPAIN-283Fluid regulator

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 →