FANUC Alarm PNT2-839 — HIGH SpeedDock TORQUE

Manufacturer wording — %sHIGH SpeedDock TORQUE
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PNT2-839 (“HIGH SpeedDock TORQUE”): The torque value of the SpeedDock exceeded the maximum safety limit. First check: Determine the cause of the high torque reading and resolve the problem.

Updated 2026-09-17 · LogrobotLM reference

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 →