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1
Stitch length
1-4 mm
Differential feed ratio
0.7-2.0
Seam width
Left needle: 6.2-7.2 mm, Right needle: 4.0-5.0 mm
Needle bar stroke
27 mm
Presser foot
Hinged, Snap on type
Presser foot lift
5 mm
Needle
Type Schmetz ELx705 or Organ HAx1, size 75-90/11-14
Number of threads
4, 3, 2
Dimensions
Width: 290 mm x Depth: 230 mm x Height: 320 mm
Net weight
6.7 kg
SPECIFICATIONS ..................................................... 1
GETTING TO KNOW YOUR SERGER ..................... 2
ACCESS TO THREAD GUIDES AND FREE ARM .... 3
ELECTRICAL CONNECTION .................................... 4
ACCESSORIES ......................................................... 4
INSERTING THE NEEDLE ........................................ 5
NEEDLE, THREAD AND FABRIC CHART ................ 5
THREADING THE MACHINE .................................... 6
extension bar .......................................................... 6
threading the upper looper ..................................... 7
threading the lower looper ...................................... 8
threading the right and left needles ........................ 9
easy thread changing -Tying On method ............... 9
BEFORE STARTING TO SEW ................................ 10
starting to sew ...................................................... 10
presser foot markings ........................................... 10
end of seam ......................................................... 10
when thread breaks .............................................. 10
OVERLOCK SEWING (2-needle, 4-thread) ............. 11
FOUR THREAD TENSION ...................................... 11
SETTING STITCH LENGTH .................................... 12
ADJUSTING THE DIFFERENTIAL FEED ............... 12
SETTING THE SEAM WIDTH ................................. 12
ADJUSTING THE PRESSURE ON FABRIC ........... 13
OVERLOCK SEWING (1-needle, 3-thread) ............. 13
three thread tension ............................................. 13
NARROW AND ROLLED HEMMING ...................... 14
changing the needle plate .................................... 14
setting controls ..................................................... 14
NARROW HEM-Method A ....................................... 15
thread tension-Method A ...................................... 15
ROLLED HEMMING-Method B ................................ 15
thread tension-Method B ...................................... 15
TWO THREAD SERGING ....................................... 16
to convert from 3-thread to 2-thread sewing ........ 16
thread tension ...................................................... 17
to convert from 2-thread to 3- or 4- thread sewing 17
FREE ARM SEWING ............................................... 17
BLIND HEMMING .................................................... 18
changing the presser foot .................................... 18
setting controls .................................................... 18
sewing ................................................................. 18
SEWING WITH THE UPPER BLADE DISENGAGED .. 19
sewing ................................................................. 19
FLATLOCK SEAM ................................................... 20
setting controls .................................................... 20
thread tension ...................................................... 20
sewing ................................................................. 20
PIN TUCKING .......................................................... 21
sewing ................................................................. 21
DECORATIVE OVERLOCK ..................................... 21
TURNING CORNERS .............................................. 22
outside corner ...................................................... 22
inside corners ...................................................... 22
outside curves ...................................................... 22
CLEANING AND MAINTENANCE ........................... 23
cleaning ................................................................ 23
oiling ..................................................................... 23
changing the sewing light ..................................... 23
changing the lower blade ..................................... 23
BEFORE YOU CALL FOR SERVICE ...................... 24
STITCH SELECTION CHART ................................. 25
TABLE OF CONTENTS
SPECIFICATIONS
Summary of Contents for A-LINE Lauren BL450A
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