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Singer
Mechanical Sewing Machine

Model # 14J334 Official Singer serger

Here are the diagrams and repair parts for Official Singer 14J334 serger, as well as links to manuals and error code tables, if available.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 303 parts  |
Sewing Machine Bushing 66437
Sewing machine bushing

Part #66437

The manufacturer no longer makes this part, and there's no substitute part

Singer Threader 72855
#72855

Crank rod arm/needle bar crank diagram

Singer threader

Part #72855

The manufacturer no longer makes this part, and there's no substitute part

Singer Plate Assembly 72884
#72884

Extension bar/bracket/thread diagram

Singer plate assembly

Part #72884

The manufacturer no longer makes this part, and there's no substitute part

Singer Thread Guide 72337
#72337

Crank rod arm/needle bar crank diagram

Singer thread guide

Part #72337

The manufacturer no longer makes this part, and there's no substitute part

Singer Feed Dog F 77016
#77016

Feed base/shaft/pin/feed arm diagram

Singer feed dog f

Part #77016

The manufacturer no longer makes this part, and there's no substitute part

Singer Cushion 72598
#72598

Base/front cover diagram

Singer cushion

Part #72598

The manufacturer no longer makes this part, and there's no substitute part

Singer Shaft 72815
#72815

Driving arm/compression spring diagram

Singer shaft

Part #72815

The manufacturer no longer makes this part, and there's no substitute part

Singer Clamp 72270
#72270

Crank rod arm/needle bar crank diagram

Singer clamp

Part #72270

The manufacturer no longer makes this part, and there's no substitute part

Sewing Machine Screwdriver 74793
#74793

Spanner/accessory set diagram

Sewing machine screwdriver

Part #74793

The manufacturer no longer makes this part, and there's no substitute part

Singer Screw 72806
#72806

Belt pulley/crank rod diagram

Singer screw

Part #72806

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your sewing machines

Choose a symptom to see related sewing machine repairs.

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Why doesn't my sewing machine motor run?

Main causes: faulty foot pedal, locked drive gears, wiring failure, bad drive motor…

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Why does my sewing machine make a knocking sound?

Main causes: machine needs lubrication, internal gear failure…

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Why does the bobbin thread break in my sewing machine?

Main causes: dirty shuttle race, improper thread routing, incorrect thread tension…

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Why is my sewing machine skipping stitches?

Main causes: dirty shuttle race, wrong thread tension, bad needle timing, damaged needle, using the wrong type of needle…

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Why won't fabric move through my sewing machine?

Main causes: problems with the feed dogs, setting stitch length to 0…

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Why won't my sewing machine needle move?

Main causes: disengaged clutch, broken drive belt, internal drive gear failure…

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Why is my sewing machine running sluggishly?

Main causes: lack of lubrication, lint buildup, worn drive belt, faulty drive motor…

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Why does my sewing machine lock up?

Main causes: thread bunched up in the shuttle race, bad needle timing, internal drive gear failures…

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Why won't my sewing machine turn on?

Main causes: power supply failure, bad power cord, faulty On/Off switch…

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Most common repair guides to help fix your sewing machines

These step-by-step repair guides will help you safely fix what’s broken on your sewing machine.

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How to replace a sewing machine on/off switch

How to replace a sewing machine on/off switch

If the sewing machine is completely dead, replace the On/Off switch using these 6 steps.…

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Repair difficulty
Time required
 30 minutes or less
How to replace a sewing machine drive belt

How to replace a sewing machine drive belt

You can replace a broken sewing machine drive belt in about 15 minutes. …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a sewing machine drive motor

How to replace a sewing machine drive motor

If the drive motor on your sewing machine runs roughly or doesn't run at all, you can replace it in about 30 minutes usi…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your sewing machines

Use the advice and tips in these articles and videos to get the most out of your sewing machine.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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