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Brother PC8200 SUPER GALAXIE 2000 User Manual

Brother PC8200 SUPER GALAXIE 2000
55 pages
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SERVICE MANUAL FOR
COMPUTERIZED SEWING MACHINE
PC8200
SUPER GALAXIE 2000
9. 1997.
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Brother PC8200 SUPER GALAXIE 2000 Specifications

General IconGeneral
DisplayLCD
Speed ControlYes
Automatic Needle ThreadingYes
Free ArmYes
TypeElectronic
Buttonhole StylesMultiple Styles
Stitch OptionsAdjustable stitch length and width
Presser FeetMultiple included
Built-in Stitches25
Stitch TypesUtility, Decorative, Buttonhole

Summary

Principal Mechanisms

Mechanical Chart

Diagrams and labels for mechanical components.

Power Transmission Chart

Explains power flow through mechanical systems.

Electronic Parts Arrangement Chart

Illustrates the layout of electronic components.

Control System Block Diagram

Visual representation of the machine's control architecture.

Main Motor Control

Details on management of the main motor's speed and operation.

Pattern Generator

Explanation of the system creating sewing patterns.

Automatic Thread Tension

Describes the mechanism for automatic thread tension adjustment.

Other Electronic Component Functions

Explains roles of various electronic components and switches.

Disassembling and Reassembling the Sewing Machine

Disassembling and Reassembling the Outer Parts and Main Parts

Step-by-step guide for removing/reinstalling external and major internal parts.

Lead Wire Arrangement

Diagram showing routing and connection of internal wiring harnesses.

How to Adjust Mechanical Elements

Setting the Test Mode

Guide to accessing and using diagnostic test modes for adjustments.

Tension of Motor Belt and Timing Belt

Instructions for adjusting the tension of the motor and timing belts.

Needle Down Position Adjustment

Method for ensuring the needle stops at the correct vertical position.

Timing of Needle and Rotary Hook

Adjusting the synchronization between the needle and the rotary hook.

Needle Bar Height

How to set the correct vertical height of the needle bar.

Front/Back, Left/Right Position of Feed Dog

Adjusting the horizontal and vertical movement of the feed dog.

Presser Bar Height

Adjusting the vertical position of the presser bar and foot.

Bobbin Thread Detector

Calibrating the sensor that detects when the bobbin thread is low.

Timing Belt Tension for the X Direction

Adjusting the timing belt tension for the X-axis carriage movement.

Timing Belt Tension for the Y Direction

Adjusting the timing belt tension for the Y-axis carriage movement.

How to Adjust Electronic Elements

When power is turned on, buzzer does not sound and nothing appears on display

Troubleshooting steps for power-on issues with no display or buzzer.

Pulse motors do not return to their home positions with respect to the needle position

Diagnosing why pulse motors fail to reset to their default positions.

Pattern cannot be selected

Solutions for when patterns cannot be selected or accessed.

Main motor does not run

Troubleshooting steps when the main motor does not operate.

Operation of main motor is not stable, maximum speed operation is not possible, or speed cannot be adjusted

Addressing problems with main motor stability, speed control, or maximum speed.

Correct patterns are not created

Solutions for when sewing patterns are not formed correctly.

Foot controller does not operate normally when depressed

Steps to resolve problems with the foot controller's responsiveness.

Thread tension is not correct

Diagnosing and correcting issues related to thread tension settings.

Thread cutter does not operate correctly

Steps to diagnose and fix problems with the automatic thread cutter.

Embroidery unit does not work correctly

Steps to diagnose and resolve issues with the embroidery unit's operation.

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