Needle, Thread And Fabric Chart; Changing The Needle - Singer 7442 Instruction Manual

Changing the needle

1. Raise the needle bar to its highest position by turning the
hand wheel toward you.
2. Loosen the needle clamp screw by turning it toward you.
3. Remove the needle by pulling it downward.
4. Insert the new needle into the needle clamp with the flat side
toward the back.
5. Push the needle up as far as it can go.
6. Tighten the needle clamp screw with the screw driver.
(Note: Tighten snugly, but do not over tighten)
24

NEEDLE, THREAD AND FABRIC CHART

Your fabric will determine the choice of a needle and thread. The
following table is a practical guide to needle and thread selection.
Always refer to it before a new sewing project. And be sure to
use the same size and type of thread in the bobbin as in the top
thread supply.
FABRICS
The fabrics below can be of any
fiber: cotton, linen, silk, wool,
synthetic, rayon, blends. They
are listed as examples of weight.
Light- Batiste
Weight Chiffon
Crepe
* Mercerized Size 60
Medium- Corduroy
Weight Flannel
Gabardine
Gingham * Mercerized Size 50
Linen
Muslin
Wool Crepe
Medium- Bonded Wovens
Heavy Canvas
Coating
Denim * Mercerized Size 40
Duck * "Heavy Duty"
Sailcloth
Knits Bonded Knits
Double Knit
Jersey
Tricot
* Do not use on stretch fabrics.
* For best sewing results, always use a Singer Branded Needle.
Always disconnect the machine from power
supply by removing the plug from the wall-outlet.
Flat side
Côté plat
Lado plano
Pin
Butée
Pasador
THREAD NEEDLES
TYPE
Cotton-wrapped 2020
Polyester
100% Polyester red
shank
Cotton-wrapped 2020
Polyester
100% Polyester red
shank
Nylon
Cotton-wrapped 2020
Polyester
100% Polyester red
shank
2020
Cotton- Ball-Point 2045
wrapped (With yellow
Polyester band) Size
Polyester 11/80,14/90,
Nylon 16/100
Needle
Aiguille
Aguja
Côté
Flat
plat
side
orienté
toward
vers
the
l'arrière
back
SIZE
11/80
orange
band
14/90
blue
band
16/100
purple
band
18/110
Lado
plano
hacia
fuera
de Vd.