Craftsman
Lawn & Garden Engine

Model # 143524071 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143524071 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 182 parts  |

Screw 28820
#94

Basic engine diagram

Screw

Part #28820

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

Governor Gear Assembly 30591
#107

Basic engine diagram

Governor gear assembly

Part #30591

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

Spacer 28277
#67

Basic engine diagram

Spacer

Part #28277

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

Gasket 27554
#25

Carburetor diagram

Gasket

Part #27554

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

/gvnr Shaft 30574
#106

Basic engine diagram

/gvnr shaft

Part #30574

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

Breathr Body 27666
#39

Basic engine diagram

Breathr body

Part #27666

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

/gov Clamp 29916
#139

Basic engine diagram

/gov clamp

Part #29916

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

Hex Head Cap Screw, 1/4-28 X 7/8-in 6201
#84

Basic engine diagram

Hex head cap screw, 1/4-28 x 7/8-in

Part #6201

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

Spacer 28212
#110

Basic engine diagram

Spacer

Part #28212

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

Main causes: faulty sensors, wiring failure, bad control console…

Main causes: bad control console, wiring failure, bad motor control board…

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Use the advice and tips in these articles and videos to get the most out of your treadmill.

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…