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FANUC Alarm PALT-169 — WARN Number of layers … exceeds allowed maximum

Manufacturer wording — WARN Number of layers %s exceeds allowed maximum
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PALT-169 (“WARN Number of layers … exceeds allowed maximum”): 1. The number of layers in the unitload is less than the start layer entered. First check: Enter a smaller number of layers.

Updated 2026-09-17 · LogrobotLM reference

Description

1. The number of layers in the unitload is less than the start layer entered. 2. The number of layers is greater than the maximim allowed (40).

Remedy

Enter a smaller number of layers.

Related codes

PALT-167WARN Variable file is older versionPALT-168WARN Units/layer … exceeds allowed maximumPALT-170WARN Invalid pattern type in data filePALT-171PAUSE System still in fault state

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 →