Symptom

Probable Cause

Remedy

Reference

 

 

The upper thread was not threaded

Correctly thread the upper thread

 

 

 

correctly, or the bobbin is incor-

and correctly install the bobbin

page 22, 24

CONTENTS

 

rectly installed.

thread.

 

 

 

 

 

The spool is incorrectly installed.

Correctly install the spool.

page 24

 

 

 

 

 

 

 

The combination of fabric, thread

Select a thread and needle that are

 

 

The fabric is

appropriate for the type of fabric

page 33

 

and needle is not correct.

 

being sewn.

 

 

wrinkled.

 

 

 

 

 

 

 

 

The needle is bent or blunt.

Replace the needle.

page 34

 

 

 

 

 

 

 

If thin fabrics are being sewn, the

Shorten the stitch length or sew with

page 56

GETTING

 

stitch is too coarse.

stabilizer material under the fabric.

 

 

 

 

 

 

The thread tension is incorrect.

Adjust the tension of the upper

page 54

 

 

thread.

 

 

 

 

 

 

The upper thread was not threaded

Correct the upper threading.

page 24

READY

 

The combination of fabric, thread

 

appropriate for the type of fabric

page 33

 

correctly.

 

 

 

 

 

Select a thread and needle that are

 

 

Stitches are

and needle is not correct.

being sewn.

 

 

 

 

 

skipped.

 

 

 

 

The needle is bent or blunt.

Replace the needle.

page 34

SEWING

 

 

 

 

 

 

The needle is incorrectly installed.

Correctly install the needle.

page 35

 

 

 

 

 

 

 

 

Dust has accumulated under the

Remove the needle plate cover and

page 135

 

 

needle plate or in the shuttle.

clean the shuttle.

 

 

 

BASICS

 

Dust has accumulated in the feed

Clean the shuttle.

page 135

 

dogs or in the shuttle.

 

 

 

 

 

 

 

 

 

 

 

The upper thread was not threaded

Correct the upper threading.

page 24

 

 

correctly.

 

A high-pitched

 

 

 

 

Replace the shuttle.

 

UTILITY

noise is made

The shuttle is scratched, or has a

while sewing.

Contact your retailer or the nearest

 

burr on it.

 

 

authorized service center.

 

 

 

 

 

 

 

 

 

 

 

 

A bobbin designed specifically for

Incorrect bobbins will not work prop-

page 18

STITCHES

threader cannot

raise the needle.

 

this machine is not used.

erly. Only use a bobbin designed spe-

 

 

cifically for this machine.

 

 

 

 

 

 

The needle

The needle was not raised.

Press the needle position button to

page 27

 

 

 

be used.

 

 

 

 

The needle is incorrectly installed.

Correctly install the needle.

page 35

 

 

 

 

 

 

 

 

 

The presser foot that is used is not

Attach the presser foot that is appro-

 

 

 

appropriate for the type of stitch that

priate for the type of stitch that you

page 128

APPENDIX

 

you wish to sew.

wish to sew.

 

 

 

 

The stitch is not

The thread tension is incorrect.

Adjust the tension of the upper

page 54

 

sewn correctly.

thread.

 

 

 

 

 

The thread is tangled, for example,

Remove the tangle thread. If the

 

 

 

thread is tangled in the shuttle, clean

page 135

 

 

in the shuttle.

 

 

the shuttle.

 

 

 

 

 

 

 

 

 

 

INDEX

 

 

 

 

Troubleshooting 139

Page 145
Image 145
Brother PC-420PRW manual Stitch is not

PC-420, PC-420PRW specifications

The Brother PC-420PRW and the PC-420 are versatile computerized sewing machines that cater to the needs of both beginner and advanced sewists. Known for their user-friendly design and advanced features, they deliver exceptional performance across a wide range of sewing applications.

One of the standout features of both models is their expansive selection of built-in stitches. The PC-420PRW boasts 294 unique stitch patterns, including quilting, decorative, and standard utility stitches, while the PC-420 offers a slightly lower count of 67 stitches. This variety allows users to explore their creativity and tackle diverse projects, from garment making to home décor.

Efficiency is enhanced by the automatic needle threader, a valuable addition that simplifies the threading process and minimizes frustration, especially for beginners. Furthermore, both machines incorporate an adjustable sewing speed control that allows users to dictate the pace of their work, providing greater precision for intricate tasks.

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In conclusion, the Brother PC-420PRW and PC-420 stand out in the sewing machine market with their extensive feature sets, user-friendly technology, and robust build. Whether you are a beginner looking to learn or an advanced sewist seeking sophisticated functionality, these machines are excellent choices that promise to enhance your sewing experience.