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Sewing Machine

Model # 158521 Official Kenmore sewing machine

Here are the diagrams and repair parts for Official Kenmore 158521 sewing machine, as well as links to manuals and error code tables, if available.

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Browse Parts for158521 Sewing Machine

  • Spring 2370
    #2

    Zigzag guide assembly diagram

    Spring

    Part #2370

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

  • Lever 8948
    #28

    Feed regulator and motor assembly diagram

    Lever

    Part #8948

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

  • Spring 2356
    #67

    Zigzag guide assembly diagram

    Spring

    Part #2356

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

  • Stud 2242
    #21

    Zigzag guide assembly diagram

    Stud

    Part #2242

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

  • Bracket 2297
    #28

    Zigzag guide assembly diagram

    Bracket

    Part #2297

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

  • Cover 2333
    #24

    Needle plate diagram

    Cover

    Part #2333

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

  • Rod 8950
    #22

    Feed regulator and motor assembly diagram

    Rod

    Part #8950

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

  • Screw 2230
    #11

    Zigzag guide assembly diagram

    Screw

    Part #2230

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

  • Rocker Pin 1270
    #7

    Zigzag guide assembly diagram

    Rocker pin

    Part #1270

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

  • Feed Cam 2057
    #13

    Presser bar and shuttle assembly diagram

    Feed cam

    Part #2057

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

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

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

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

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: 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…

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 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
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 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

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…

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