Lauson
Lawn & Garden Engine

Model # H22J-2038P Official Lauson 4-cycle engine

Here are the diagrams and repair parts for Official Lauson H22J-2038P 4-cycle engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 185 parts  |

Element 27233
#40

Basic engine diagram

Element

Part #27233

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

Gear Assembly 30117
#107

Basic engine diagram

Gear assembly

Part #30117

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

Tube 27627
#44

Basic engine diagram

Tube

Part #27627

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

Gasket 630750
#21

Carburetor no.30146 (power products no. 0234-16) diagram

Gasket

Part #630750

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

Spring 630766
#5

Carburetor no.30146 (power products no. 0234-16) diagram

Spring

Part #630766

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 Screw 29181
#9

Magneto no. 29980 (phelon f-3220h-3) diagram

Washer screw

Part #29181

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

Repair guides for front-engine lawn tractors

How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 minutes or less
How to replace a riding lawn mower front tire

How to replace a riding lawn mower front tire

Get your mower moving again by using these instructions when replacing a damaged front tire.…

Repair difficulty
Time required
 60 minutes or less

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

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.…