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Singer
Overlock Sewing Machine

Model # 14SH744 Official Singer overlock sewing machine

Here are the diagrams and repair parts for Official Singer 14SH744 overlock sewing machine, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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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 181 parts  |
Spring Washer 543805-005
#10

Motor diagram

Spring washer

Part #543805-005

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

Pulley 364290-900
#20

Motor diagram

Pulley

Part #364290-900

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

Cm Sld Blck 410387
#36

Feed crank diagram

Cm sld blck

Part #410387

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

L Shft Lev 412798
#28

Looper diagram

L shft lev

Part #412798

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

Stud Screw 414744-003
#15

Knife assy diagram

Stud screw

Part #414744-003

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

R-lpr Rtnr 410435
#8

Looper diagram

R-lpr rtnr

Part #410435

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

Support Plate 550451-391
#27

Knife assy diagram

Support plate

Part #550451-391

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

Spring 281485
#9

Feed regulator diagram

Spring

Part #281485

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

Holder Stud Spring 412774
#17

Knife assy diagram

Holder stud spring

Part #412774

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

Feed Cam 556086
#27

Feed crank diagram

Feed cam

Part #556086

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 won't my sewing machine turn on?

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

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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 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 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 won't my sewing machine needle move?

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

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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 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 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 does my sewing machine make a knocking sound?

Main causes: machine needs lubrication, internal gear failure…

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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 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
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 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

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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