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General| Free Arm | Yes |
|---|---|
| Series | Saphire |
| Type | Electronic |
| Bobbin Type | Drop-in bobbin |
| Needle Threader | Yes |
| Display | LCD |
| Buttonhole Styles | 7 |
| Presser Feet | Included |
| Brand | Husqvarna |
Instructions for service personnel on using the manual and its structure.
Precautions to avoid damage from electrostatic discharge when handling electronic components.
Lists and describes special tools and gauges required for servicing the sewing machine.
Provides a quick overview of key settings and their adjustments.
Procedures for setting drive and motor belt tensions.
Adjusting hook, feed dog position, gap, and height.
Setting needle position, bar height, hook timing, and thread tensions.
Details functions and calibration procedures for step motors within the service menu.
Describes tests and settings for display contrast and various machine sensors.
Lists and explains test patterns for checking machine functions and stitches.
Procedures for removing front lid, rear cover, base plate, and front cover.
Instructions for handling power supply and circuit boards, including diagrams.
Dismantling and mounting the tension unit and sewing head.
Procedures for replacing needle/presser bar motors and bushings.
Instructions for arm shaft, hook cover, hook, and thread cutter assemblies.
Procedures for replacing feed units, bobbin winder, and thread tension cover.
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