Dürkopp Adler D669 Operating Instructions Manual page 193

Troubleshooting
Code Type
2901 Error
3010 Error
3011 Error
3012 Error
3020 Error
3021 Error
3022 Error
3030 Error
3104 Warning
3109 Warning
3110 Information Right thread tension magnet
3111 Information Left thread tension magnet
3150 Information Maintenance necessary
3217 Information RFW right
3223 Information Skip stitch detection
3224 Information Bobbin rotation monitor
Operating Instructions D669 M-TYPE DELTA - 00.0 - 10/2020
Possible cause
General Reference Timeout
of the stepper motors
U100 V start-up error
U100 V short circuit
U100 V (I²T) overload
U24 V start-up error
U24 V short circuit
U24 V (I²T) overload
Motor phase failure
Pedal is not in position 0
Operation lock
is not connected
is not connected
Remedial action
• Check the reference sensors
• Disconnect the stepper motor plugs; if
error persists, replace control
• Disconnect motor plug; replace control if
error is not corrected: Replace control
• one or several stepper motors defective
• Disconnect magnet plug; replace control
if error is not corrected: Replace control
• Disconnect magnet plug; replace control
if error is not corrected: Replace control
• One or several magnets defective
• Replace control
• When switching the control on, take your
foot off the pedal
• Check tilt sensor on machine
• Check the connection of right thread
tension magnet
• Check the connection of left thread
tension magnet
• For information on maintenance of the
machine, see the service instructions for
the machine
• Bobbin is empty
• Insert a new bobbin
• -
• The bobbin is not rotating
• Check the bobbin, advance the initial
thread
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