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FANUC Alarm PAIN-178 — PAUS Short term Chain abnormal

FANUC PAIN-178 (“PAUS Short term Chain abnormal”): Chain failure alarm is detected in short term First check: If this error occurs with deadman switch release alarm, release deadman switch again and press deadman switch Or if this error occurs with another safety signal errors, reproduce same safety error.

Updated 2026-09-17 · LogrobotLM reference

Description

Chain failure alarm is detected in short term

Remedy

If this error occurs with deadman switch release alarm, release deadman switch again and press deadman switch Or if this error occurs with another safety signal errors, reproduce same safety error. And press reset If SRVO-230, 231 occurs, refer the and of SRVO-230,231

Related codes

PAIN-176PAUS TP OFF in T1,T2/Door openPAIN-177WARN Deadman switch releasedPAIN-179WARN Chain failure is repairedPAIN-180WARN Cannot reset chain failure

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 →