Kenmore
Mechanical Sewing Machine

Model # 3851249180 Official Kenmore sewing machine head

Here are the diagrams and repair parts for Official Kenmore 3851249180 sewing machine head, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 275 parts  |

Shtl Rc Ltch 605065006
#3

Shuttle assembly diagram

Shtl rc ltch

Part #605065006

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

Sewing Machine Washer 000071013
Sewing machine washer

Part #000071013

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

Stch Slctr 648608000
#28

Cam assembly diagram

Stch slctr

Part #648608000

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

Set Screw 000111005
#29

Feed regulator assembly diagram

Set screw

Part #000111005

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

Connection Rod 640602000
#33

Presser bar assembly diagram

Connection rod

Part #640602000

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

Eccent Pin 618021000
#2

Feed regulator assembly diagram

Eccent pin

Part #618021000

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

Crank 647034006
#64

Presser bar assembly diagram

Crank

Part #647034006

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

Ring 670282003
#67

Presser bar assembly diagram

Ring

Part #670282003

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

Set Screw 802097004
#12

Feed regulator assembly diagram

Set screw

Part #802097004

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

Take Up Lvr 647508006
#20

Presser bar assembly diagram

Take up lvr

Part #647508006

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.

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

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

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

Main causes: machine needs lubrication, internal gear failure…

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

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

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

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

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

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.

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.…

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. …

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…

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.

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.…

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.…

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…