Troubleshooting
216 Service Instructions M-TYPE DELTA - 00.0 - 12/2019
3020 Error U24 V start-up error • Disconnect magnet plug; replace
control if error is not corrected:
Replace control
3021 Error U24 V short circuit • Disconnect magnet plug; replace
control if error is not corrected:
Replace control
3022 Error U24 V (I²T) overload • One or several magnets defective
3023 Error U 48 V start error • Disconnect magnetic switch;
replace control if error is not
corrected: Replace control
3024 Error U 48 V short circuit • Disconnect magnetic switch;
replace control if error is not
corrected: Replace control
3025 Error U 48V (I²T) overload • One or more magnets defective
3030 Error Motor phase failure • Replace control
3104 Warning Pedal is not in position 0 • When switching the control on,
take your foot off the pedal
3109 Warning Operation lock • Check tilt sensor on machine
3110 Information Right thread tension magnet is not
connected
• Check the connection of right
thread tension magnet
3111 Information Left thread tension magnet is not
connected
• Check the connection of left thread
tension magnet
3150 Information Maintenance necessary • For information on maintenance of
the machine, see the service
instructions for the machine
3223 Information Skip stitch detection -
3224 Information Bobbin rotation monitor • The bobbin is not rotating
• Check the bobbin, advance the
initial thread
3225 Information SSD sensor is soiled • Use compressed air or a soft
cotton cloth to clean the sensor
3354 Information Failure in thread trimmer process • Perform a software update
3383 Information Failure in with the motor referencing
process
• Check motor
• Perform a software update
4201 Warning Failure SD-Card • Insert SD card
• Replace control
4430 Warning OP3000: Connection lost • Check connection to OP3000
• Replace OP3000
• Replace control
4460 Warning OP7000 connection lost • Check connection to OP7000
• Replace OP7000
• Replace control
4905 Information New machine is connected • New machine is connected
• Set the class in the Service menu
4906 Information • Check machine ID port
• Reset or machine class change
necessary
4907 Information • Reset or machine class change
necessary
4908 Information • Reset necessary
Code Type Meaning Remedial action