LogrobotLM

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FANUC Alarm ARC-176 — WARN No sysvar $RBWLD for E:…

Manufacturer wording — WARN No sysvar $RBWLD for E:%d
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC ARC-176 (“WARN No sysvar $RBWLD for E:…”): Sysvar $RBWLD is not setup for new EQ number. First check: Confirm $RBWLD and $RBWLD_CFG setup.

Updated 2026-09-17 · LogrobotLM reference

Description

Sysvar $RBWLD is not setup for new EQ number.

Remedy

Confirm $RBWLD and $RBWLD_CFG setup.

Related codes

ARC-174WARN Warning, NAK for(0x…)(E:…)ARC-175STOP Signal change is ignored(E:…)ARC-177WARN RoboWeld(E:…) reset completeARC-179Power supply com alarm(E:…)

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 →