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Brother Z-8550A User Manual

Brother Z-8550A
90 pages
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Z-8550A
Z-8560A
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
ELECTRONIC DIRECT DRIVE ZIGZAG LOCK STITCHER
ELECTRONIC DIRECT DRIVE ZIGZAG LOCK STITCHER
WITH THREAD TRIMMER
INSTRUCTION MANUAL

Table of Contents

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Brother Z-8550A Specifications

General IconGeneral
Sewing Speed5, 000 stitches per minute
Needle SystemDP x 5
Power Requirements220-240V, 50/60Hz
TypeIndustrial
Stitch TypeZigzag
Stitch Length0-5mm

Summary

SAFETY INSTRUCTIONS

Notes on safety

General safety notes and precautions for machine operation and handling.

Environmental requirements

Specifies optimal temperature, humidity, and electrical environment for machine use.

Installation Safety

Guidelines and procedures for safely installing the sewing machine.

Operational Safety

Safety precautions specific to sewing, cleaning, and maintenance procedures.

Maintenance and Warning Labels

Procedures for maintenance, inspection, and understanding warning labels on the machine.

MACHINE OPERATION GUIDES

Names of Major Parts

Identification and overview of the main components of the sewing machine.

Machine Specifications

Technical details and performance specifications of the sewing machine models.

Sewing Pattern Table

A reference table listing available built-in sewing patterns and their numbers.

INSTALLATION AND SETUP

Table Processing Diagram

Technical diagrams and dimensions for preparing the sewing machine table.

Installation Steps

Detailed steps for installing main components like control box and power switch.

Lubrication

Instructions for lubricating the sewing machine for optimal performance.

Connecting the Cords

Procedures for correctly connecting the electrical cords to the machine.

Test Operation

Steps to perform a test operation after installation to ensure functionality.

PREPARATION FOR SEWING

Needle and Bobbin Handling

Procedures for installing the needle and handling the bobbin case.

Thread Winding and Threading

Steps for winding the lower thread and threading the upper thread.

Stitch and Feature Adjustments

Adjusting stitch length, backtacking, knee lifter, and thread wiper operations.

USING THE OPERATION PANEL (BASIC OPERATIONS)

Names and functions

Overview of the operation panel keys, displays, and their functions.

Pattern setting method

Detailed guide on selecting and setting sewing patterns.

Setting the zigzag width

How to adjust the zigzag stitch width for different patterns.

Setting the zigzag base line position

Instructions for adjusting the zigzag pattern's horizontal position.

Setting the zigzag stop position

How to set the needle stop position for zigzag stitches.

Setting start backtacking

Procedure for setting start backtack stitches.

Setting end backtacking

Procedure for setting end backtack stitches.

Setting continuous backtacking

How to set up continuous backtacking for sewing.

Setting fixed stitches/name label sewing

Guide for setting fixed stitches and name label sewing patterns.

USING THE OPERATION PANEL (ADVANCED OPERATIONS)

Advanced Panel Overview

Details on advanced operation panel keys and displays.

Needle Stop Position Adjustment

How to adjust the needle's default stop position.

Lock Key Function

Explanation of the LOCK key function and its effect on operation.

Resetting Settings to Defaults

Procedure to reset all panel settings to factory defaults.

Using User Programs

Guide on how to record, retrieve, and use custom sewing programs.

Setting Maximum Sewing Speed

How to set and adjust the machine's maximum sewing speed.

SEWING OPERATIONS

Thread Tension Adjustment

Detailed instructions for adjusting upper and lower thread tension for optimal stitches.

Presser Foot Pressure Adjustment

How to adjust the presser foot pressure for different materials.

MACHINE CLEANING AND MAINTENANCE

Daily Cleaning Procedures

Routine cleaning steps to maintain machine performance and longevity.

Gearbox and Oil Tank Check

Procedures for checking gearbox oil quantity and oil tank levels.

Applying Grease

Instructions for applying grease when prompted by the machine.

REPLACING PARTS

Knife Replacement

Procedure for replacing the fixed and movable knives (8560A only).

Gauge Part Replacement

Instructions for replacing gauge parts like the presser foot, needle plate, and feed dog.

STANDARD ADJUSTMENTS

Actuator Position Adjustment

How to adjust the position of the actuator for optimal operation.

Safety Switch Adjustment

Procedure to adjust the safety switch position for proper function.

Thread Tension Spring Adjustment

How to adjust the thread tension spring position and tension.

Needle and Rotary Hook Timing

How to set the timing between the needle and the rotary hook.

Rotary Hook Lubrication Adjustment

How to check and adjust the lubrication amount for the rotary hook.

Treadle Adjustment

Adjusting the treadle's sensitivity and stroke for better control.

Thread Trimming Cam Adjustment

How to adjust the thread trimming cam position (8560A only).

OPTIONAL PARTS INSTALLATION

Presser Bar U and Tip Installation

Instructions for installing optional presser bar U and tips.

NON-STANDARD FEED DOG USAGE

TROUBLESHOOTING

Sewing Issues

Troubleshooting common sewing problems like thread tension and skipped stitches.

Error Code Displays

Guide to understanding and resolving error codes displayed by the machine.

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