Craftsman
Lawn & Garden Engine

Model # 143102050 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143102050 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 203 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

Element 27233
#54

Basic engine diagram

Element

Part #27233

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

Chmp J8 Plug 21943
#51

Basic engine diagram

Chmp j8 plug

Part #21943

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

Shaft 29194
#32

Basic engine diagram

Shaft

Part #29194

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

Seat/gskt 630753
#20

Carburetor no. 30119 (power products #0234-14) diagram

Seat/gskt

Part #630753

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

Gasket 630750
#21

Carburetor no. 30119 (power products #0234-14) diagram

Gasket

Part #630750

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

Spring 630766
#5

Carburetor no. 30119 (power products #0234-14) diagram

Spring

Part #630766

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

Pump Assembly 29914
#23

Basic engine diagram

Pump assembly

Part #29914

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

Symptoms for band saws

Choose a symptom to see related band saw repairs.

Main causes: damaged rubber tire, worn wheel bearings, loose blade tension, dull saw blade…

Main causes: dull blade, using the wrong type of blade, feeding work piece to quickly, loose blade tension…

Main causes: angle indicator needs adjustment, dull blade…

Main causes: dull blade, improper feeding, loose blade tension, not using a work piece guide…

Main causes: broken saw blade, bad drive belt, damaged rubber tire…

Main causes: dull blade, using the wrong type of blade, weak drive motor…

Main causes: lack of electrical power, broken power cord, bad on/off switch, faulty drive motor…

Repair guides for band saws

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

How to replace a band saw on-off switch

How to replace a band saw on-off switch

If the switch won't turn the band saw on or off, it could be defective. Replace the switch, using these steps.…

Repair difficulty
Time required
 15 minutes or less
How to replace a band saw drive belt

How to replace a band saw drive belt

If the motor runs but the blade doesn't move, it could be that the drive belt is broken. Here's how to replace it.…

Repair difficulty
Time required
 15 minutes or less
How to replace a band saw blade

How to replace a band saw blade

If the saw blade is dull or damaged and isn't cutting cleanly, replace the blade following these steps.…

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 band saw.

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.…