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Manuals
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Bernina Manuals
Sewing Machine
330
Service and maintenance manual
Bernina 330 Service And Maintenance Manual
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Also See for 330
:
User manual
(50 pages)
,
At-a-glance reference manual
(84 pages)
,
Manual
(53 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Chapter 1 - General Information
Safety Regulations
Cleaning
Warning: Dangerous Voltage Levels
ESD-Related Note: Electrostatic Discharge (ESD)
Technical Details
Tools and Gauges
Service Panel
Chapter 2 - Electronics
Electronics
PCBA-Power
Pcba-Ret
PCBA-Base
Block Diagram
Handling of Electronic Components
Returning Defective Electronic Components
Repairs of Electronic Components (Pcba's)
Chapter 3 - Troubleshooting
Chapter 4 - Replacing of Components
Covers
Head Cover
Power Supply
Rear Cover
Bobbin Door
Front Cover
Electronics and Sensors
PCBA-Base
PCBA-Ret
PCBA-Buttonhole Sensor
PCBA-Power
Mechanical Components
Main Motor
Winder
Stitch Width Stepping Motor (SB)
Stitch Length Stepping Motor and Crank Shaft
Base Shaft
Hook Race Ring
Thread Take-Up Lever Cover
Regulator Spring
Needle Bar Support and Take-Up Lever
Main Shaft and Synchronizing Disc
Chapter 5 - Settings
Basics - General Information
Belt Tensions
Drive Belt
Base-Shaft Belt Tension
Position of Head Frame Plate/Stitch Plate in X- and Y-Direction
Presser Foot Settings
Presser Foot Height
Darning Foot Height
Presser Foot Fixation
Needle Settings
Distance between Needle Bar and Presser Foot Bar
Needle Distribution
Zigzag Stitch Width Limiter
Hook, Needle Drive and Feed-Dog Movement Synchronization
Needle Drive Synchronization (Base Shaft/Main Shaft Synchronization)
Position of Thread-Guiding Plate and Thread-Positioning Plate
Hook Driver Position
Hook Driver Cam
Thread Passage
Loop Lift
Needle/Hook Distance
Stitch Plate Needle Penetration in Y-Direction
Needle Height
Feed-Dog Settings
Feed-Dog Synchronization (Lift and Advance Timing)
Feed-Dog Position in Stitch Plate
Feed Dog Height
Synchronising Disc
Position of Synchronizing Disc
Mechanical Basic Setting of Balance
Threader
Basic Setting of Knee-Operated Presser-Foot Lifter (FHS)
Thread Tension
Thread Tension Release
Thread Regulator Spring
Lower Thread Tension (Basic Settings)
Upper Thread Tension (Basic Settings)
Winder
Chapter 6 - Service Program
Tests in Basic Service Program Position
Configuration
Speed Control Calibration
Calibrating Buttonhole Foot with Slide 3A
Checking of LD Display Functioning
Checking of Foot-Control Functioning
Checking of Speed-Control Functioning
Checking of Synchronizing Disc Signals
Checking of Winder-Motor Switch
Checking of Start-/ Stop Button SSU
Checking of Quick Reverse Button
Tests 1-12
Test 1 Straight-Stitching
Test 2 Balance (Adjusting Forward/Reverse Feed)
Test 3 Automatic Darning Program
Test 4 Display of Firmware Version
Test 5 Hour Counter
Test 6 Speed Calibration
Test 7 Stitch-Width Stepping Motor Test
Test 8 the Two Stepping Motors in Pinning Position
Test 9 Stitch-Length Stepping Motor Test
Test 10 Display of Active Speed
Test 11 Display of RPM Calibration Factor
Test 12 Start/Stop Function
Chapter 7 - Lubrication Plan
Chapter 8 - Maintenance Guidelines
Purpose of the Maintenance Guidelines
Explanatory Notes on the Stitch- and Hour Counter
Maintenance Intervals
Wear-And-Tear-Parts Definition
Non-Hour-Related Parts
Hour-Related Parts
Maintenance Checklist
Measures to be Taken before the Maintenance
Measures to be Taken after the Service
Functional Check
Service Check Liste BERNINA
Document Revision History
Appendix - Document List
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Quick Links
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Chapter 3 - Troubleshooting
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Service- and Maintenance Manual
BERNINA 330, 350 (PE), 380
1
BERNINA International AG · Seestrasse 161 · CH-8266 Steckborn · Switzerland
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This manual is also suitable for:
350
350 pe
380
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