Troubleshooting
Operating Instructions 581 - 01.0 - 05/2016166
1431 Sewing motor:
Stop position
• Internal sewing motor fault • Reduce the positioning
speed
• Perform software update
1450 Internal sewing motor
fau
lt
• Internal sewing motor fault • Switch the machine off and
on again
• Perform software update
• Replace the control
• Contact Customer Service
1498
–
1499
Internal sewing motor
fau
lt
• Internal sewing motor fault • Switch the machine off and
on again
• Perform software update
• Replace the control
• Contact Customer Service
21 .. .. Stepper motor X-axis
22 .. .. Y-axis stepper motor
23 .. .. Z-axis stepper motor
.. .. 02 Stepper motor current
fee
d fault
• Stepper motor not moving
freely or blocked
• Encoder cable not
con
nected or defective
• Stepper motor cable is not
co
nnected or is faulty
• Encoder defective
• Stepper motor defective
• Eliminate sluggishness/
blockage
• Check the encoder cable
an
d replace, if necessary
• Replace the encoder
• If the stepper motor is not
supplied with current:
• Check the stepper motor
cab
le and replace, if
necessary
• Replace the stepper motor
.. .. 03 Stepper motor step
l
osses
• Stiff mechanical movement
or blockage
• Eliminate mechanical
sluggishness or blockage
.. .. 21 • Encoder plug (Sub-D, 9-pin)
no
t connected or defective
• Encoder defective
• Check the connection of the
encoder cable and replace, if
necessary
Error Meaning Possible cause Remedial action
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