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Troubleshooting
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Operating Instructions 550-D800 - 01.0 - 05/2023
Code
Type
Meaning
Error
Stepper motor card X40 not
responding
Error
Stepper motor card X40
parameter init error
Error
Stepper motor card X40
overcurrent
Error
Stepper motor card X40
Watchdog (sewing foot lift)
Error
Stepper motor card X40
motor overload / overvoltage
/overcurrent (Sewing foot lift)
Error
Stepper motor card X40
Sewing motor encoder not
connected (Sewing foot lift)
Error
Stepper motor card X40
Sewing motor encoder not
init (Sewing foot lift)
Error
Stepper motor card X40 Init
Position not found
(Sewing foot lift)
Error
Stepper motor card X40 not
Enabled (Sewing foot lift)
Error
Stepper motor card X40
overload (Sewing foot lift)
Error
Stepper motor card X40
Encoder failure
(Sewing foot lift)
Error
Stepper motor card X40
Current sensor failure
(Sewing foot lift)
Error
Stepper motor card X40
Incorrect stepper motor
direction of rotation
(Sewing foot lift)
Error
Stepper motor card X40
Reference run failure
(Sewing foot lift)
Error
Stepper motor card X40
overcurrent (Sewing foot lift)
Remedial action
• Perform software update
• Replace control
• Perform software update
• Check selection of class
• Check for stiff movement
• Perform software update
• Check selection of class
• Check selection of class
• Replace control
• Replace encoder
• Replace stepper motor
• Replace control
• Perform software update
• Check selection of class
• Check for stiff movement
• Replace encoder
• Replace motor
• Replace control
• Check for stiff movement
• Replace encoder
• Replace motor
• Replace encoder
• Replace control
• Replace encoder
• Check if plugs have been
mixed up
• Check the wiring in the
machine distributor and
change it if necessary
• Check for stiff movement
• Replace encoder
• Replace motor
• Replace control
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