Craftsman
Lawn & Garden Engine

Model # 143502021 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143502021 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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Showing 10 of 177 parts  |

Element 27233
#40

Basic engine diagram

Element

Part #27233

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

Shaft 29194
#106

Basic engine diagram

Shaft

Part #29194

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

Tube 27627
#44

Basic engine diagram

Tube

Part #27627

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

Valve Kit 29314
#5

Basic engine diagram

Valve kit

Part #29314

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

Gasket 27677
#26

Basic engine diagram

Gasket

Part #27677

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

Pipe Plug 27642
#3

Basic engine diagram

Pipe plug

Part #27642

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

Spool 30116
#109

Basic engine diagram

Spool

Part #30116

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

Cover 27667
#41

Basic engine diagram

Cover

Part #27667

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

Washer 29490
#132

Basic engine diagram

Washer

Part #29490

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

Washer 8345
Washer

Part #8345

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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