3
English
Contents
CHAPTER 1: NAMES OF PARTS AND THEIR FUNCTIONS ................................................. 4
Accessories ........................................................................................................................5
Powering the machine ........................................................................................................6
Turning direction of the handwheel .....................................................................................6
Opening/Closing the front cover and the knife cover ..........................................................6
Using the presser foot lifting lever ......................................................................................7
Removing/Attaching the presser foot ..................................................................................7
Trim trap ..............................................................................................................................8
Locking/Unlocking the upper knife ......................................................................................8
Stitch length ........................................................................................................................8
Stitch width .........................................................................................................................9
Differential feed ...................................................................................................................9
Adjusting the presser foot pressure ....................................................................................9
Thread tension dial .............................................................................................................10
Examples of thread tension adjustment ..............................................................................10
Needle ................................................................................................................................12
Removing/Installing the needle ...........................................................................................12
CHAPTER 2: PREPARATION BEFORE THREADING ........................................................... 13
Thread tree .........................................................................................................................13
How to use the thread spool cap ........................................................................................13
How to use the thread net ...................................................................................................13
CHAPTER 3: THREADING ...................................................................................................... 14
Before threading the loopers ..............................................................................................14
Precautions for threading the loopers .................................................................................14
Threading the lower looper .................................................................................................15
Threading the upper looper ................................................................................................15
After threading the loopers .................................................................................................16
When not to use air threading .............................................................................................16
Preparation before threading the needles ..........................................................................17
Threading the left needle ....................................................................................................18
Threading the right needle ..................................................................................................19
CHAPTER 4: SEWING MATERIALS, THREADS AND NEEDLES COMPARISON CHART ..... 20
CHAPTER 5: SEWING ............................................................................................................ 21
Safety mechanism ..............................................................................................................21
Test-sewing .........................................................................................................................21
Chaining-off.........................................................................................................................21
To start sewing ....................................................................................................................22
To remove work ..................................................................................................................22
To secure chains .................................................................................................................22
If threads break during sewing ............................................................................................23
Stitch selection ....................................................................................................................23
Narrow overlock / Rolled hemming stitch ...........................................................................24
Two-thread sewing ..............................................................................................................25
CHAPTER 6: TROUBLESHOOTING ...................................................................................... 27
CHAPTER 7: MAINTENANCE ................................................................................................ 29
Cleaning ..............................................................................................................................29
Opening the material plate cover ........................................................................................29
Cleaning the air threading pipes .........................................................................................29
Oiling ...................................................................................................................................29
Replacing the knives ...........................................................................................................29
Transporting ........................................................................................................................29
CHAPTER 8: INTRODUCTION OF OPTIONAL FEET
............................................................ 30
Blind stitch foot ...................................................................................................................30
Taping (Elastic) foot ............................................................................................................32
Pearl sequence foot ............................................................................................................33
Piping foot ...........................................................................................................................34
Gathering foot .....................................................................................................................35
SPECIFICATIONS .................................................................................................................... 36
Specifications ......................................................................................................................36
SETTING RECORD ................................................................................................................. 37
