Craftsman
Lawn & Garden Engine

Model # 143157012 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143157012 4-cycle 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 176 parts  |

Fuel Line 29774
#134

Basic engine diagram

Fuel line

Part #29774

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

Gasket 27110
#21

Carburetor diagram

Gasket

Part #27110

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

Plug 27625
#31

Basic engine diagram

Plug

Part #27625

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

/fuel Bowl 631025
#16

Carburetor diagram

/fuel bowl

Part #631025

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

Spring Retainer 630731
#2

Carburetor diagram

Spring retainer

Part #630731

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

Screw 28820
#88

Basic engine diagram

Screw

Part #28820

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

/gvnr Clamp 31335
#36

Basic engine diagram

/gvnr clamp

Part #31335

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

Clip 631022
#13

Carburetor diagram

Clip

Part #631022

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

Plug 631027
#11

Carburetor diagram

Plug

Part #631027

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

O-ring 631028
#25

Carburetor diagram

O-ring

Part #631028

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

Symptoms for gas cooktops

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

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

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

Repair guides for gas cooktops

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…

Repair difficulty
Time required
 45 minutes or less
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.…

Repair difficulty
Time required
 30 minutes or less

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