Error, fault and alarm codes of products - what each code means, its causes and what to do - read from the manufacturers’ manuals, with the manual page each answer comes from.
MOTOWELD OVER-VOLTAGE signifies an over-voltage condition detected by MOTOWELD, requiring contact with a Yaskawa representative. The manual's first action is: “Contact your Yaskawa representative.”
MOTOWELD MOMENTARY OVER-CURR indicates a short-circuit or earth grounding issue in the output cable, possibly with a broken power circuit. The manual's first action is: “(1)Check that short-circuit or the earth ground…
MOTOWELD OUTSIDE OF CURRETTING(L) indicates incorrect motor selection or parameter settings (C09), or wire feeding issues during operation. The manual's first action is: “(1)Check if the selection of motor is correct,…
MOTOWELD OUTSIDE OF CURREN. SETTI NG(H) indicates incorrect motor selection or parameter settings (C09), or wire feeding issues during operation. The manual's first action is: “(1)Check if the selection of motor is co…
MOTOWELD DSP ADC ERROR means the digital signal processor or analog-to-digital converter has failed, requiring professional assistance. The manual's first action is: “Contact your Yaskawa representative.”
MOTOWELD AUX. CIRCUIT OV. CURRENT indicates an auxiliary circuit overcurrent fault, likely due to a hardware issue; contact support. The manual's first action is: “The board may be broken. Contact your Yaskawa represe…
MOTOWELD VOLTAGE DETECTOR ERROR means the voltage detector has failed, requiring professional assistance. The manual's first action is: “Contact your Yaskawa representative.”
MOTOWELD IGBT SHORT CIRCUIT indicates an IGBT device failure; replace with part code AJOEL3870 and contact support. The manual's first action is: “Replace the IGBT device (Part code AJOEL3870). Contact your Yaskawa re…
MOTOWELD SAFTY- CIRCUIT ERROR signifies a safety circuit malfunction, requiring professional assistance. The manual's first action is: “Contact your Yaskawa representative.”
MOTOWELD VOLT.DETEC T WIRE ERROR indicates a voltage detection wire issue or incorrect setting of the sensing cable switch to "Base Metal". The manual's first action is: “(1)Check if the voltage detection wire is conn…
MOTOWELD NO WELDING TYPE means no valid welding process is selected in the user file. The manual's first action is: “Select a correct welding process in the using the welding user file.”
MOTOWELD STARTING SIGNAL ERROR occurs when signal timing or cable connections are incorrect, possibly triggered by a brief power interruption. The manual lists no action for this code.
MOTOWELD MEMORY ERROR7 means welding parameters may have failed to save due to power loss; reset the system, and if error persists, contact support for board issues. The manual's first action is: “Reset the system aft…
MOTOWELD MEMORY ERROR6 indicates welding parameters may have failed to save due to power loss; reset the system, and if error persists, contact support for board issues. The manual's first action is: “Reset the system…
MOTOWELD MEMORY ERROR5 means welding parameters may have failed to save due to power loss; reset the system, and if error persists, contact support for board issues. The manual's first action is: “Reset the system aft…