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Yamato AZ7000SDR-8 User Manual

Yamato AZ7000SDR-8
56 pages
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Instruction Manual
SUPPER HIGH SPEED OVERLOCK MACHINE
SUPPER HIGH SPEED SAFET Y STITCH MACHINE
AZ7000SDR-8
class
AZ7000SDR-8,AZ7003SDR-8,AZ7016SDR-8
AZ7020SDR-8,AZ7025SDR-8,AZ7120SDR-8,AZ7125SDR-8
AZ7500SDR-8
class
AZ7500SDR-8,AZ7520SDR-8,AZ7525SDR-8
AZ7500SDR-31,AZ7520SDR-31,AZR7525SDR-31
Thank you for purchasing the AZ7000SDR-8 and AZ7500SDR-8 class. Before using your
AZ7000SDR-8 and AZ7500SDR-8 class, please read the instruction manual and understand
the contents well.
After reading the instruction manual, please keep it in a location where it is easily accessible
to the operator.

Table of Contents

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Yamato AZ7000SDR-8 Specifications

General IconGeneral
ModelAZ7000SDR-8
Needle1
Bed TypeFlat Bed
Machine WeightApprox. 35 kg
WeightApprox. 35 kg

Summary

Name of Each Part

Installation

Semi-Submerged Type Installation

Details and table cutting diagram for installing the semi-submerged machine type.

Fully-Submerged Type Installation

Details and table cutting diagrams for installing the fully-submerged machine type.

Motor, Pulley, and Belt

Instructions for installing and selecting motor, pulley, and belt components.

Safety Guards Installation

Guidance on installing belt cover, eye guard, and finger guard for operator safety.

Sewing Speed and Rotating Direction

Lubrication

Lubricating Oil and Procedures

Information on recommended oil and procedures for lubricating machine parts.

Oil Change and Filter Maintenance

Steps for changing lubricating oil and maintaining the oil filter.

Proper Operation

Needle System and Installation

Selecting the correct needle system and instructions for installing needles.

Thread Tension Adjustment

How to adjust thread tension for optimal stitch quality.

Presser Foot Adjustment

Instructions for adjusting presser foot pressure and release.

Differential Feed Dog Adjustment

Guide to adjusting the differential feed dog for fabric stretching or gathering.

Stitch Length Adjustment

Steps for adjusting the stitch length on the sewing machine.

SP and HR Device Operation

Information on the SP (needle thread oiling) and HR (needle point cooling) devices.

Machine Cleaning Procedures

Daily and weekly maintenance cleaning procedures for the sewing machine.

Adjustment of Sewing Machine

Needle Thread Tension (Overlock)

How to set needle thread tension for overlock stitching.

Looper Thread Tension (Overlock)

How to set looper thread tension for overlock stitching.

Needle Thread Tension (Double Chainstitch)

How to set needle thread tension for double chainstitch.

Looper Thread Tension (Double Chainstitch)

How to set looper thread tension for double chainstitch.

Overedge Seam Width Adjustment

Instructions for adjusting the width of the overedge seam.

Upper and Lower Knives Adjustment

Adjustments related to the engagement and height of cutting knives.

Feed Dog Height Adjustment

Setting the correct height for the main and differential feed dogs.

Feed Dog Tilt Adjustment

How to adjust the tilt of the feed dog for proper feeding.

Needles and Loopers Alignment

Adjustments for needle and looper positioning, parallelism, and timing.

Needle Guards (AZ7000SDR-8)

Adjusting rear and front needle guards for AZ7000SDR-8 class machines.

Needle Guards (AZ7500SDR-8)

Adjusting rear and front needle guards for AZ7500SDR-8 class machines.

Presser Foot Position

Setting the correct position and clearance for the presser foot.

SC10 Device

SC10 Device Overview

Overview of the SC10 self-cleaning system and its function.

Adjusting Ventilating Amount

How to adjust the air deflector for optimal ventilation based on sewing conditions.

SC10 Device Installation

Procedures for installing the SC10 device components like air deflector and screens.

K2 Device

Trimming Knife Adjustment

Adjusting the engagement between upper and lower trimming knives.

K2 Device Oiling

Lubrication instructions for the K2 device components.

Specifications

AZ7000SDR-8 Class Specifications

Technical specifications for the AZ7000SDR-8 class of sewing machines.

AZ7500SDR-8 Class Specifications

Technical specifications for the AZ7500SDR-8 class of sewing machines.

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