Troubleshooting
Service Instructions 869-M PREMIUM - 00.0 - 07/2018 161
2371 Error DA stepper card Z watchdog
(sewing foot lift)
• Performing a software
update
• Check selection of machine
class
2401 Error DA stepper card U reference run
timeout (edge stop)
• Check reference sensor
2430 Error DA stepper card U not
responding
• Performing a software
update
• Replace control
2431 Error DA stepper card U Init error • Performing a software
update
• Check selection of machine
class
3010 Error U100 V start-up error • Disconnect motor plug;
replace control if error is not
corrected
3011 Error U100 V short circuit • Disconnect motor plug;
replace control if error is not
corrected: Replace control
3012 Error
U100 V (I
2
T) overload
• One or several stepper
motors defective
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 37-pin plug;
if error is not corrected:
Replace control
3022 Error
U24 V (I
2
T) overload
• One or several magnets
defective
3030 Error Motor phase failure • Replace control
3104 Warning Pedal position 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 Magnet for thread tension on the
right is not connected
• Check connection of magnet
for thread tension on the
right
3111 Information Magnet for thread tension on the
left is not connected
• Check connection of magnet
for thread tension on the left
3150 Information Maintenance necessary p. 141
3354 Information Error during thread cutting • Performing a software
update
3383 Information Error during reference run of the
motor
• Check motor
• Performing a software
update
Code Type Meaning Remedial action