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FANUC Alarm DMDR-005 — Large position gap (G:%d M:%d)

FANUC DMDR-005 (“Large position gap (G:%d M:%d)”): The position inconsistency between a master axis and a slave axis is too large. First check: See if no mechanical problem exists.

Updated 2026-08-29 · LogrobotLM reference

Description

The position inconsistency between a master axis and a slave axis is too large. That is, $DUAL_DRIVE.$POS_GAP has exceeded $DUAL_DRIVE.$POS_GAPTOL.

Remedy · Remède

See if no mechanical problem exists. Or, tune up $DUAL_ DRIVE.$POS_GAPTOL properly again. Calibration will be lost when this error is posted.

Frequently asked · Questions fréquentes

What does FANUC alarm DMDR-005 mean?
FANUC DMDR-005 (“Large position gap (G:%d M:%d)”): The position inconsistency between a master axis and a slave axis is too large. That is, $DUAL_DRIVE.$POS_GAP has exceeded $DUAL_DRIVE.$POS_GAPTOL.
How do you troubleshoot FANUC alarm DMDR-005?
See if no mechanical problem exists. Or, tune up $DUAL_ DRIVE.$POS_GAPTOL properly again. Calibration will be lost when this error is posted.

Related codes / Codes liés

DMDR-003Slave gets selected G:%d M:%dDMDR-004Wrong adjust number(G:%d M:%d)DMDR-006Large command gap1 (G:%d M:%d)DMDR-007Large command gap2 (G:%d M:%d)

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 →