Dürkopp Adler D887 e-con Operating Instructions Manual page 227

Troubleshooting
Code Type
3110 Information Right thread tension magnet
3111 Information Left thread tension magnet
3112 Information Reference failure (right)
3113 Information Reference failure left thread
3150 Information Maintenance required
3161 Information Bobbin winder over
3210 Information Needle thread monitor (right) • Check the needle thread (right).
3211 Information Bobbin thread is broken
3212 Information Needle thread monitor (right) • Check the needle thread (left).
3223 Information No loop (right)
3224 Information Bobbin Rotation Monitor
3225 Information SSD sensor is soiled
3226 Information No loop (left)
Operating Instructions D887 e-con - 00.0 - 11/2023
Possible cause
is not connected
is not connected
thread tension
tension
temperature
Corrective
• Check the connection of right thread
tension magnet
• Check the connection of left thread
tension magnet
• Restart the machine
• Restart the machine
• For information on maintenance of the
machine, see the service instructions for
the machine
• The bobbin winder was running too long.
The bobbin winder is deactivated for
30 minutes.
• Check the bobbin thread
Skip stitch monitor
• The sensor of the skip stitch monitor
detected during the sewing process that
the loop of the needle thread was not
taken up, resulting in a "skip stitch".
• The bobbin is not rotating
• Check the bobbin, advance the initial
thread
• Use compressed air or a soft cotton cloth
to clean the sensor
Skip stitch monitor
• The sensor of the skip stitch monitor
detected during the sewing process that
the loop of the needle thread was not
taken up, resulting in a "skip stitch".
225