Thorough clean and inspection
Complete hook and bobbin maintenance
Internal lubrication
Sensor and electronics checks
Needle bar and hook timing checks
Calibration of stitch regulation
Replacement of minor consumable parts where required
Software and firmware check & update
Extended performance testing
Thorough clean and inspection
Complete hook and bobbin maintenance
Internal lubrication
Sensor and electronics checks
Needle bar and hook timing checks
Calibration of stitch regulation
Replacement of minor consumable parts where required
Software and firmware check & update
Extended performance testing




