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Bernina 930 Service Manual

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Service manual (65 pages)

Manual (53 pages)

At-a-glance reference manual (84 pages)

Table Of Contents

Table of Contents

Technical Data
Adjustment of Models 930, 931, 932, 933
Dismantling Top Frame Cover
Removing the Front Cover
Changing the Bulb
Removing Belt Cover
Dismantling Chassis Cover
Removing Top Frame Cover
The Needle
The Needle Plate
Adjustment of Link and Stitch Position L-V2 L-C-V2 R-R (Left-Half-Left-Center-Half-Right-Right)
Rest Position of Needle
Lateral Needle Movement
Stitch Position on Zig-Zag
Lateral Motion of Needle During Zig-Zag Sewing
Check
Basic Setting of the Tracer Lifter Strap
Setting Notched Carrier
Setting Notched Segment
Support with Guide Rail and Led Indication for Stitch Selection
Stitch Distribution with Cam Control
Correcting Stitch Distribution
Lateral Motion of Needle with Cam Control
Tracer Support for Straight- and Zig-Zag Stitch
Adjusting the Pattern (Repeat) Indicator
Adjusting the Hook
Thread Passage
Position of Driver in Hook Race
Setting the Return Motion
Correction Following Inaccurate Adjustment
Setting the Return Motion after Dismantling the Rack
Loop Lift
Needle Height
Lateral Hook Adjustment
Thread Guide Plate
Adjusting the Feed-Dog
Feed-Dog Advance
Feed-Dog Lift
Setting the Stitch Length Knob
Setting Stitch Length Stop
Zero Position of Stitch Setting Link
Position of Feed-Dog in Needle Plate
Feed-Dog Height
Depth Limit Stop for Feed-Dog
Zero Feed Position
Adjusting Stitch Length of Feed-Dog Control
Position of Scanner with Reverse Feed Disconnected
Basic Setting of Feed-Dog Control Cam and Needle Bar Control Cam (Cam Set)
Positioning of Feed-Dog Control Cam 102
Fitting and Adjusting the Cam Set
Basting Device and Automatic Long Stitch
Needle Bar Guide
Needle Bar Cushioner
Control Lever
Control Cam
Instant of Decoupling (Clutch Lever)
Thread Catcher Lever
Presser Foot Bar
Adjustment of Presser Foot Fixing
Presser Foot Adjustment
Setting the Darning Device
Regulating the Presser Foot Pressure
Needle Stop Device
Setting the Bearing Plate
Setting the Latch Lift
Switch Operation
Positioning the Needle
Adapting the Presser Foot Filter
Upper Thread Tension
Lower Thread Tension
Setting the Thread Regulator
Adjustment of Automatic Buttonholer
Position of Stitch Length Knob 21
Setting the Bar Tack Density
Setting the Reverse Bead (Stitch Density)
Forward Bead
Reverse Bead
Checking the Width of Bar Tack and Bead
Bobbin Winding Device
Drive
Re-Tensioning the Toothed Belt
Electrical and Electronic Equipment
D.C. Motor
Electronic System
Construction of Electronic System
Exchanging the Printed Circuit Boards
Pcb L 930
Pcb S 930
Pcb T 930
Pcb D 930
Pcb U 930
Dismantling the Motor
Changing the Brushes
Electrical Adjustments to Printed Circuit Board (PCB)
Connect Machine to Mains
Connect Foot Control Unit
Start Machine
LED Faulty Inspect by Switching over

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1 Adjustment of Models 930, 931, 932, 933
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Lola

February 24, 2025

Hi, can the reel holder pins be replaced?

Bernina 930 Service Manual

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