Baby Lock Lauren (BL450A) Instruction and Reference Guide - Manual (Page 7)

5
INSERTING THE NEEDLE
Select the proper type and size needle for fabric used. (See below “NEEDLE, THREAD AND FABRIC CHART”.)
1. Turn electrical power off.
2. Turn handwheel toward you until the needle comes
to its highest point.
3. Use the allen wrench to loosen the Left and/or Right
needle clamp screw, and remove the needle.
4. Place flat side of needle toward back of the machine,
and insert in needle clamp as far as it will go.
5. Retighten the screw.
Left Needle
Clamp Screw Right Needle
Clamp Screw
NEEDLE, THREAD AND FABRIC CHART
The chart shows size and type of thread, and needle size for various weights and types of fabrics. Size means the
fineness of both needle and thread.
FABRICS
LIGHTWEIGHT:
organdy, voile, taffeta, lawn,
crepe.
MEDIUM WEIGHT:
gingham, satin, seersucker, linen,
velveteen, gabardine, broadcloth.
HEAVY WEIGHT:
denim, tweed, corduroy, pile
fabrics.
THREADS
Cotton #100
Silk #100
Spun #80-100
Tetron #90
Cotton #60-80
Silk #50
Spun #60-90
Tetron #60-80
Cotton #40-60
Silk #40-50
Spun #60-90
Tetron #50-60
Spun #60-80
Tetron #60-80
Woolly Nylon
KNIT
tricot
Spun #60-80
Tetron #60
Woolly Nylon
Spun #60-80
Tetron #50-60
Woolly Nylon
Woolly Tetron
jersey
wool
OFF
Flat Side
Loosen
Tighten
NEEDLE SIZES
Schmetz ELx705; 80/12
or
Organ HAx1; 75/11
Schmetz ELx705; 80/12,
90/14
or
Organ HAx1; 75/11, 90/14
Schmetz ELx705; 90/14
or
Organ HAx1; 90/14
Schmetz ELx705; 90/14
or
Organ HAx1; 75/11
Schmetz ELx705; 80/12
or 90/14
Organ HAx1; 75/11, 90/14
Schmetz ELx705; 90/14
or
Organ HAx1; 90/14