Craftsman
Welder

Model # 20100 Official Craftsman wire feed arc welder

Here are the diagrams and repair parts for Official Craftsman 20100 wire feed arc welder, 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 45 parts  |

Set Screw 084-019-000
#6

Welding gun diagram

Set screw

Part #084-019-000

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

Handle Cap 334-219-000
#5

Welding gun diagram

Handle cap

Part #334-219-000

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

Diffuser 334-228-000
#3

Welding gun diagram

Diffuser

Part #334-228-000

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

Rectifier 880-009-000
#2

Unit parts diagram

Rectifier

Part #880-009-000

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

Hood Hinge 412-278-010
#19

Unit parts diagram

Hood hinge

Part #412-278-010

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

Rht Sd Panel 410-568-030
#20

Unit parts diagram

Rht sd panel

Part #410-568-030

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

Liner 334-229-001
#8

Welding gun diagram

Liner

Part #334-229-001

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

Switch 246-177-000
#23

Unit parts diagram

Switch

Part #246-177-000

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

Cable Assembly 238-223-000
#25

Unit parts diagram

Cable assembly

Part #238-223-000

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

Nozzle 334-203-000
#1A

Welding gun diagram

Nozzle

Part #334-203-000

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for gas walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

How to remove a lawn mower blade using a removal tool

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

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Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.…