Replacing The Needle; Needle Precautions; Selecting The Needle Depending On The Thread And Fabric Types - Brother LB6770 PRW Operation Manual

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Replacing the Needle

This section describes how to replace the needle.

Needle precautions

CAUTION
Only use home sewing machine needles. Use of any other needle may bend the needle or
damage the machine.
Never use bent needles. Bent needles can easily break, possibly resulting in injuries.

Selecting the needle depending on the thread and fabric types

The sewing machine needle should be used depends on the fabric and thread thickness. Refer to the following
table when choosing the thread and needle appropriate for the fabric that you wish to sew.
Fabric Type/Application
Medium weight
fabrics
Thin fabrics
Thick fabrics
Stretch fabrics
Easily frayed fabrics
For top-stitching
Note
Never use the thread of No. 20 or lower. It may cause malfunctions.
Broadcloth Cotton thread
Taffeta Synthetic thread
Flannel, Gabardine
Lawn Cotton thread
Georgette Synthetic thread
Challis, Satin
Denim Cotton thread
Corduroy Synthetic thread
Tweed
Jersey
Thread for knits
Tricot
Cotton thread
Synthetic thread
Synthetic thread
Thread
Type Size
60–90
Silk thread
60–90
Silk thread
50–60
Silk thread
50–60
50–90
Silk thread
Silk thread
Size of Needle
75/11–90/14
50
65/9–75/11
50
30 100/16
50
90/14–100/16
Ball point needle
(gold colored)
75/11–90/14
65/9–90/14
50
50 90/14–100/16

Replacing the Needle 39

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