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Baby Lock Triumph BLETS8 User Manual

Baby Lock Triumph BLETS8
27 pages
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SERVICE MANUAL
MODEL BLETS8
Ver.1.2
AUG.2017

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Baby Lock Triumph BLETS8 Specifications

General IconGeneral
BrandBaby Lock
ModelTriumph BLETS8
CategorySewing Machine
LanguageEnglish

Summary

1. Needle Types and Identification

Needle System ELx705CF

Identifies ELx705CF needle system, compatible models, and plating.

Needle System HAx1SP/CR

Identifies HAx1SP/CR needle system, compatible models, and plating.

Needle System HAx1 (130/705H)

Identifies HAx1 (130/705H) needle system for household machines and plating.

2. Key Machine Adjustments

Lower Looper Adjustment

Details adjustment of the lower looper for optimal sewing performance.

Chain Looper Adjustment

Provides instructions for adjusting the chain looper mechanism.

Needle Height Adjustment

Specifies the correct height setting for the sewing needle.

Presser Foot Height

Outlines the procedure for adjusting the presser foot height.

Upper Looper Adjustment

Details the process for adjusting the upper looper.

Looper-to-Looper Clearance

Describes how to set the clearance between the upper and lower loopers.

3. Construction Covers Overview

4. Lower Looper Adjustment Procedures

Lower Looper Replacement

Step-by-step guide for replacing the lower looper component.

Lower Looper Positioning

Instructions on setting the correct position for the lower looper.

Lower Looper to Needle Distance

Details on adjusting the distance between the lower looper and needle.

6. Upper Looper Adjustment Procedures

Upper Looper Replacement

Steps for replacing the upper looper.

Upper Looper Positioning

How to adjust the upper looper to its correct position.

Lower and Upper Looper Correspondence

Adjusting the relative positions of lower and upper loopers.

Upper to Lower Looper Distance

Setting the correct distance between upper and lower loopers.

Upper Looper to Needle Clearance

Ensuring proper clearance between the upper looper and needles.

7. Chain Looper Adjustment Procedures

Chain Looper Position Setting

Adjusting the position of the chain looper.

Chain Needle Guard Adjustment

Guide to adjusting the chain needle guards for proper function.

8. Feed Dog Adjustment Procedures

Feed Dog Height Adjustment

Instructions for adjusting the height of the feed dogs.

Feed Dog Position Adjustment

How to adjust the front-to-back position of the feed dogs.

9. Differential Feed Adjustment

10. Chaining Tongue Replacement

11. Knife Replacement Procedures

Upper Knife Replacement

Steps for replacing the upper knife on the machine.

Lower Knife Replacement

Steps for replacing the lower knife on the machine.

12. Needle Plate Adjustment

13. Cutting Width Adjustment

Fabric Cutting for Width Measurement

Procedure for cutting fabric to measure cutting width.

Cutting Width Adjustment (Current System)

Adjusting the cutting width using the current system.

Stitch Width Dial Adjustment

Adjusting the stitch width dial for proper cutting alignment.

14-1. Troubleshooting: Searching Failes

14-2. Pipe Movement Adjustment

Smooth Joint Pipe Movement

Adjusting guides and holders for smooth movement of joint pipes.

14-3. Pipe Position Adjustment

Joint Pipe Center Alignment

Ensuring joint pipes are centered in their receivers.

Upward and Downward Direction Adjustment

Adjusting the vertical position of joint pipes.

Forward and Backward Direction Adjustment

Adjusting the horizontal position of joint pipes.

14-4. Pipe Replacement Procedures

Upper Looper Pipe and Joint Pipe Replacement

Guide for replacing upper looper threading pipe and joint pipe.

Lower Looper Pipe and Joint Pipe Replacement

Guide for replacing lower looper threading pipe and joint pipe.

Chain Looper Pipe and Joint Pipe Replacement

Guide for replacing chain looper threading pipe and joint pipe.

15. Exterior Cover Removal - Spool, Belt, Arm

Spool Stand Cover Removal

Instructions for removing the spool stand cover.

Belt Cover Removal

Steps to remove the machine's belt cover.

Arm Cover Removal

Guide for removing the arm cover of the sewing machine.

Lower Threading Lever Cover Removal

How to remove the cover for the lower threading lever.

15. Exterior Cover Removal - Rear, Bed, Front

Rear Cover Removal

Instructions for removing the rear exterior cover.

Bed Cover Removal

Steps to remove the bed cover of the sewing machine.

Front Cover Removal

Guide for removing the front exterior cover.

Thread Take-up Cover Removal

How to remove the cover for the thread take-up mechanism.

15. Exterior Cover Removal - Guides, Knobs, Cables

Thread Take-up Guide Removal

Instructions for removing the thread take-up guide.

Wave Selector Knob Removal

Steps to remove the wave selector knob.

Cable Removal

Guide for safely disconnecting and removing cables.

Rubber Cushions Removal

How to remove the rubber cushioning feet.

15. Exterior Cover Removal - Fine Tuning, Safety Cables

Fine Tuning Knob Removal

Instructions for removing the fine tuning knob.

Arm Cover Safety Cable Removal

Steps to disconnect and remove the arm cover's safety cable.

15. Exterior Cover Removal - Hinges, Holders

Knife Cover Hinge Screw Removal

Instructions for removing the screws of the knife cover hinge.

Knife Holder Cover Screw Removal

Steps to remove the screw securing the knife holder cover.

16. Exterior Cover Attachment - Knives, Parts, Gaps

Knife Holder Cover Attachment

Attaching the knife holder cover correctly.

Part and Screw Attachment

Reattaching various parts and screws to the machine.

Knife Cover Hinge Attachment

Reattaching the knife cover hinge.

Gap Check After Attachment

Verifying that covers are fitted without gaps.

Stitch Width Minimum Setting

Setting the stitch width to its minimum for reassembly.

16. Exterior Cover Attachment - Safety, Base, Cushions

Safety Code Position Check

Ensuring safety code positions are correct during attachment.

Safety Device Connector

Connecting the safety device connector properly.

Base Plate Attachment

Attaching the base plate, ensuring protrusions fit.

Rubber Cushions Attachment

Reattaching the machine's rubber cushioning feet.

16. Exterior Cover Attachment - Cables, Face, Take-up

Speed Controller Cable Attachment

Connecting the speed controller cable.

Face Cover Attachment

Attaching the machine's face cover.

Take-up Cover Attachment

Reattaching the cover for the thread take-up mechanism.

Wave Selector Knob Attachment

Reattaching the wave selector knob.

16. Exterior Cover Attachment - Rear, Belt Covers

Rear Cover Attachment

Attaching the rear exterior cover and its screws.

Set Screw Attachment (Rear Cover)

Securing the rear cover using the set screw from the front.

Belt Cover Attachment (First Instance)

Attaching the belt cover (first mention).

Belt Cover Attachment (Second Instance)

Attaching the belt cover (second mention).

16. Exterior Cover Attachment - Spool, Front, Dial

Spool Stand Set Attachment

Attaching the spool stand assembly.

Front Cover and E Ring Attachment

Reattaching the front cover and its E ring.

Pressure Adjusting Dial Attachment

Attaching the pressure adjusting dial, noting direction.

Arm Cover Attachment

Reattaching the arm cover.

17. Electrical Components Identification

Sewing Motor

Identifies the main sewing motor and its connections.

Power PCB

Identifies the Power Printed Circuit Board and its connections.

Air Threading Motor

Identifies the air threading motor and its connections.

Control PCB

Identifies the Control Printed Circuit Board and its connections.

Switching Power Supply

Identifies the switching power supply unit.

Right LED

Identifies the right-side LED indicator.

Sewing Speed Controller

Identifies the sewing speed controller.

Thread Loopers Button

Identifies the button for thread loopers.

Foot Control Connection

Shows connection point for the foot control pedal.

Front Cover Connection

Identifies connection points on the front cover.

Side Cover Connection

Identifies connection points on the side cover.

Presser Foot Connection

Identifies connection points for the presser foot.

AC Inlet

Identifies the AC power input socket.

Needle Air Threading System & Arm Cover LED

Identifies connections for needle air threading and arm cover LED.

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