Kohler
Lawn & Garden Engine

Model # M20QS-49622 Official Kohler engine

Here are the diagrams and repair parts for Official Kohler M20QS-49622 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 101 parts  |

Lawn & Garden Equipment Engine Governor Gear Assembly A-235743-S
#20

Governor diagram

Lawn & garden equipment engine governor gear assembly

Part #A-235743-S

In Stock
Dipstick Tube 52-123-09
#2

Dipstick diagram

Dipstick tube

Part #52-123-09

Replaced by #52-123-09-S

?
Manufacturer substitution
This part replaces 52-123-09. Substitute parts can look different from the original.
In Stock
Cap 52-227-01
#6

Electric starter diagram

Cap

Part #52-227-01

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

Air Cleaner Cover 52-096-36
#2

Air intake diagram

Air cleaner cover

Part #52-096-36

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

Shaft 52-078-05
#16

Crankcase diagram

Shaft

Part #52-078-05

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

Grommet 52-313-02
#3

Ignition diagram

Grommet

Part #52-313-02

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

Decal 25-113-05

#NI

All parts diagram

Decal

Part #25-113-05

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

Gear 52-043-05
#3

Oil pump diagram

Gear

Part #52-043-05

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

Shaft 52-078-04
#16

Governor diagram

Shaft

Part #52-078-04

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

Spacer 52-422-01
#4

Oil pump diagram

Spacer

Part #52-422-01

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

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

Main causes: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

Repair guides for gas line trimmers

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

How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

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 grass line trimmer.

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.…