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Bernina B 590 User Manual

Bernina B 590
172 pages
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BERNINA International AG Seestrasse 161 CH-8266 Steckborn Schweiz Seite 1 von 172
DRAFT VERSION
Service- and Maintenance Manual
Of the 5 Series (VIO type)
B 590
B 500
B 570
B540
B 535

Table of Contents

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Bernina B 590 Specifications

General IconGeneral
Stitch OptionsYes
Maximum Stitch Width9 mm
Stitch Width9 mm
Embroidery ModuleYes
DisplayYes
Alphabets5
Memory CapacityYes
Built-in MemoryYes
Needle Positions11
Automatic Thread CutterYes
Bobbin Winding While SewingYes
USB PortYes
Needle ThreaderAutomatic
Bobbin SystemDrop-in Bobbin
TypeComputerized Sewing Machine
Screen TypeColor Touchscreen
Display TypeTouchscreen
Weight (kg)11.9
Accessories IncludedVarious presser feet, bobbins, needles, etc.
Maximum Sewing Speed1000 stitches/min
Sewing Speed1000 spm
Presser FeetMultiple included

Summary

Chapter 1 - General Information

Safety Regulations

General safety guidelines for handling electrical and electronic components.

Warning: Dangerous Voltage Levels

Caution regarding dangerous voltages present in power connection and components.

ESD-related Note: Electrostatic Discharge (ESD)

Guidelines for protecting electronic components from electrostatic discharge.

Tools and Gauges

List of essential tools and special tool sets for machine maintenance and adjustments.

Cleaning

Instructions for cleaning the machine, including recommended agents and precautions.

Technical Specifications of 5 Series

Detailed technical specifications and features for the BERNINA 5 Series models.

Chapter 2 – Electronics and Wiring

Block Diagram of BERNINA B 590 Models

Block diagram illustrating the electronic components and their connections.

PCBA-Power

Description and image of the PCBA-Power component.

PCBA-CPU-Module (ARM9) General Information

General information on the PCBA-CPU-Module, its contents, and replacement procedure.

PCBA-Base General Information

Overview of the PCBA-Base, its components, internal and external connections.

PCBA-Front Cover and Stitching Head

Layout and components of the PCBA-Front cover and PCBA-Stitching head.

Handling of Electronic Components

Guidelines for handling electronic components, including ESD precautions and repair.

Chapter 3 - Troubleshooting

General Troubleshooting Flow Chart

A flowchart to diagnose and resolve common machine operational issues.

Operating Voltage Functional Test

Test for operating voltages on the PCBA-Base using LEDs.

Upper-Thread Sensor Issues

Troubleshooting steps for issues with the upper-thread sensor.

Lower-Thread Sensor Issues

Troubleshooting steps for issues with the lower-thread sensor.

EEPROM Missing or Misprogrammed

Troubleshooting steps for EEPROM issues causing startup problems.

Machine Does Not Start After Repair

Troubleshooting steps when the machine fails to start after a repair.

Firmware Update Failed

Troubleshooting steps for firmware update failures.

Sewing-off Guidelines

Guidelines and criteria for checking machine settings through sewing tests.

Chapter 4 – Removal and Refitting of Components

Covers

General instructions for removing and refitting machine covers.

Electronics, Sensors, Switches, Magnets

Procedures for removing and refitting electronic components and sensors.

Electromechanical/Mechanical Components

Detailed instructions for removing and refitting mechanical components.

Chapter 5 – Adjustments

Belt Tensions

Procedure for checking and adjusting belt tensions.

Head-Frame Plate Position

Instructions for adjusting the head-frame plate position in X and Y directions.

Presser-Foot Adjustment

Steps for adjusting the height and fixation of the presser foot.

Needle Settings

Adjustments related to needle position and distribution.

Hook, Needle Drive, and Feed-Dog Movement Timing

Procedures for timing hook, needle drive, and feed-dog movements.

Presser-Foot Settings

Adjustments for the horizontal position and height of the main feed-dog.

Clutch Carriage/Thread Cutter

Adjustments for the clutch carriage and thread cutter mechanisms.

Hall Position Synchronization

Procedure for synchronizing the Hall position encoder.

Thread Regulator

Procedure for adjusting the thread regulator tension and position.

Thread Tension

Detailed steps for adjusting upper and lower thread tensions.

Chapter 6 - Service Program

Starting the Test Program

Instructions on how to start and exit the Service Program.

Section 1 – Service Information

Accessing machine basic data, firmware, operating hours, and stitch counts.

Section 2 – Screen, Symbols

Tests related to the machine's display, icons, and touch screen calibration.

Section 3 – Location of Sensors

Identifying the location of various sensors within the machine.

Section 4 – Signals

Tests for checking various signals from machine controls and components.

Section 5 – Locations of Stepping Motors

Identifying the locations of the stepping motors within the machine.

Section 6 – Adjustments

Procedures for various machine adjustments using the Service Program.

Section 7 – Embroidery Module (EMB)

Overview of tests related to the embroidery module.

Section 11 – Check-out Tests

Procedures for performing final machine check-out tests before delivery.

Chapter 7 – Lubrication Diagram

Lubrication of Modified Hook Driver

Oiling and lubrication instructions for the modified hook driver.

Chapter 8 – Firmware Update

Update Procedure

Step-by-step guide for updating the machine's firmware.

Update Alternative Access

Alternative method for firmware updates if standard method fails.

After Replacing the PCBA-CPU Module

Procedure after replacing the PCBA-CPU module, including firmware loading.

Chapter 9 - Maintenance Guidelines

Purpose of the Maintenance Guidelines

Explanation of the purpose and benefits of following maintenance guidelines.

Explanatory Notes on Stitch and Hour Counter

Explanation of how stitch and hour counters work and trigger messages.

Maintenance Intervals

Table showing maintenance intervals based on stitch and hour counts.

Wear-and-Tear Parts Definition

Definition of wear-and-tear parts and their replacement recommendations.

Maintenance Checklist

A checklist of maintenance tasks to be performed after service messages appear.

Embroidery Module Maintenance Checklist

Maintenance checklist specific to the embroidery module.

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