Brother 4234DT Manual De Instrucciones página 5

Contents
IMPORTANT SAFETY INSTRUCTIONS ................................................................................... I I I I I
WARNING LABELS ................................................................................................................... III
Contents .................................................................................................................................... 1
Chapter 1: Names of parts and their functions ...................................................................... 2
Accessories ......................................................................................................................... 3
Powering the machine ........................................................................................................ 4
Turning direction of hand wheel ......................................................................................... 4
Opening/ Closing front cover .............................................................................................. 4
Attaching/ Removing presser foot ...................................................................................... 4
Trim trap ............................................................................................................................... 5
Free-arm sewing (removing bed extension) ...................................................................... 5
Wide table ............................................................................................................................ 5
Retracting knife ................................................................................................................... 6
Stitch length ......................................................................................................................... 6
Stitch width .......................................................................................................................... 6
Differential feed ................................................................................................................... 7
Adjusting the presser foot pressure .................................................................................... 7
Tension adjustment dial ...................................................................................................... 8
Chart of thread tension adjustment, Two needle (Four-thread) ........................................ 9
Chart of thread tension adjustment, One needle (Three-thread) ...................................... 10
Chart of thread tension adjustment, One needle (Two-thread) ........................................ 10
Needle ................................................................................................................................. 11
Removing/Installing the needle .......................................................................................... 11
Chapter 2 : Preparation before threading ............................................................................... 12
Thread tree .......................................................................................................................... 12
How to use the thread spool cap ........................................................................................ 12
How to use the thread net ................................................................................................... 12
Before threading .................................................................................................................. 12
Chapter 3: Threading ................................................................................................................ 13
Thread for two-needle four-thread overlock stitch ............................................................. 13
Thread for one-needle three-thread overlock stitch (right needle) ................................... 13
Thread for one-needle three-thread overlock stitch (left needle) ..................................... 13
Thread for one-needle two-thread overlock stitch (right needle) ...................................... 14
Thread for one-needle two-thread overlock stitch (left needle) ........................................ 14
Threading the lower looper ................................................................................................ 14
Threading the upper looper ................................................................................................ 16
Threading the left needle .................................................................................................... 17
Threading the right needle ................................................................................................. 17
Threading the needle (using the needle threader) ........................................................... 18
Chapter 4: Sewing materials, threads and needles comparison chart ................................. 19
Chapter 5: Sewing .................................................................................................................... 20
Stitch selection .................................................................................................................... 20
Test sewing ......................................................................................................................... 20
Chaining-off ......................................................................................................................... 21
To start sewing .................................................................................................................... 21
To remove work ................................................................................................................... 21
To secure chain ................................................................................................................... 22
If threads break during sewing ........................................................................................... 23
To sew fine materials .......................................................................................................... 23
To use the stitch finger W .................................................................................................... 23
Two-thread sewing .............................................................................................................. 24
Narrow overlock/Rolled hemming stitch ............................................................................ 25
Chart of narrow overlock/ Rolled hemming stitch .............................................................. 26
Chapter 6: Troubleshooting ..................................................................................................... 27
Chapter 7: Maintenance ............................................................................................................ 28
Cleaning .............................................................................................................................. 28
Oiling .................................................................................................................................... 28
Chapter 8: Introduction of optional feet .................................................................................. 29
Blind stitch foot .................................................................................................................... 29
Taping foot ........................................................................................................................... 31
Pearl sequence foot ............................................................................................................ 32
Piping foot ............................................................................................................................ 33
Gathering foot ...................................................................................................................... 34
Specifications ........................................................................................................................... 35
Specifications ...................................................................................................................... 35
Setting record ...................................................................................... Inside of the back cover
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