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Craftsman
Lawn & Garden Engine

Model # 143104091 Official Craftsman 4-cycle gas engine

Here are the diagrams and repair parts for Official Craftsman 143104091 4-cycle gas engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 214 parts  |
Fuel Line 30120
#114

Basic engine diagram

Fuel line

Part #30120

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

Diaphragm 630749
#22

Carburetor no.30119 diagram

Diaphragm

Part #630749

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

Screw 28820
#90

Basic engine diagram

Screw

Part #28820

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

Screw 28403
#62

Basic engine diagram

Screw

Part #28403

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

Ring 20381
#16

Basic engine diagram

Ring

Part #20381

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

Cover 630751
#23

Carburetor no.30119 diagram

Cover

Part #630751

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

Washer 630739
#12

Carburetor no.30119 diagram

Washer

Part #630739

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

Gasket 630750
#21

Carburetor no.30119 diagram

Gasket

Part #630750

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

Shutter 630733
#3

Carburetor no.30119 diagram

Shutter

Part #630733

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

Washer 28558
#64

Basic engine diagram

Washer

Part #28558

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

Symptoms for gas cooktops

Why won't my cooktop's gas burners ignite or spark?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …

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Why isn't my cooktop's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…

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Why do my cooktop's spark igniters keep clicking?

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

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Repair guides for gas cooktops

How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Read more
Repair difficulty
Time required
 45 minutes or less

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