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Model # 158340 Official Kenmore sewing machine head

Here are the diagrams and repair parts for Official Kenmore 158340 sewing machine head, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

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

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 322 parts  |
Cam 425
#53

Tension controls diagram

Cam

Part #425

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

Rocker 8340
#47

Feed regulator assembly diagram

Rocker

Part #8340

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

Collar 8132
#55

Feed regulator assembly diagram

Collar

Part #8132

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

Lever 474
#26

Feed regulator assembly diagram

Lever

Part #474

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

Spring 466
#38

Zigzag guide assembly diagram

Spring

Part #466

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

Washer 479
#9

Zigzag guide assembly diagram

Washer

Part #479

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

Pin 444
#10

Base assembly diagram

Pin

Part #444

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

Screw 2230
#12

Zigzag guide assembly diagram

Screw

Part #2230

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

Holder 459
#31

Presser bar and shuttle assembly diagram

Holder

Part #459

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

Guide Bar 451
#51

Zigzag guide assembly diagram

Guide bar

Part #451

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

Most common symptoms to help you fix your ranges

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Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

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Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…

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Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…

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Why doesn't my range's oven broiler work?

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

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Why won't my range's oven heat?

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

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Why isn't my range working?

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

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How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

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Repair difficulty
Time required
 30 minutes or less
How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

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Repair difficulty
Time required
 15 minutes or less

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