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FANUC Alarm BELL-022 — WARN Both side machines are bypassed

FANUC BELL-022 (“WARN Both side machines are bypassed”): Both machine 1 and machine 2 bypass inputs are ON. First check: At least one machine bypass input must be OFF to enable the machine and enter automatic mode.

Updated 2026-09-17 · LogrobotLM reference

Description

Both machine 1 and machine 2 bypass inputs are ON.

Remedy

At least one machine bypass input must be OFF to enable the machine and enter automatic mode.

Related codes

BELL-020PAUS Failed to pause motion taskBELL-021PAUS Fast-Up/In motionBELL-023PAUS Test cycle abortedBELL-024WARN Brake release switch on

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 →