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Echo
Gas Chainsaw

Model # CS-400 Official Echo chainsaw

Here are the diagrams and repair parts for Official Echo CS-400 chainsaw, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 212 parts  |
Plate, Sprocket Guard C305000011
#24

Chain brake diagram

Plate, sprocket guard

Part #C305000011

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

Clip 13201309820
Clip

Part #13201309820

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

Spring, Clutch (3) V451000500
#4

Clutch diagram

Spring, clutch (3)

Part #V451000500

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

Hub, Clutch A552000060
#2

Clutch diagram

Hub, clutch

Part #A552000060

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

! 1 (spanish: + 1) N/P
! 1 (spanish: + 1)

Part #N/P

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

Clip 12312715030
#8

Carburetor - wt-820 diagram

Clip

Part #12312715030

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

Grommet V135000010
#8

Ignition/flywheel diagram

Grommet

Part #V135000010

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

Lead, Ground V485000620
#3

Ignition/flywheel diagram

Lead, ground

Part #V485000620

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

Screw 5x14 (2) 90023805014
#36

Cylinder cover/ignition switch diagram

Screw 5x14 (2)

Part #90023805014

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

Adapter, Intake 13030139935
#9

Cylinder cover/ignition switch diagram

Adapter, intake

Part #13030139935

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

Symptoms for gas chainsaws

Choose a symptom to see related chainsaw repairs.

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What should I do if my chainsaw leaks gas?

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

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Why does my chainsaw run roughly?

Main causes: bad gas, engine needs tune up, cracked fuel lines, dirty carburetor...

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Why won't my chainsaw start?

Main causes: stale gasoline, cracked fuel lines, dirty carburetor, damaged spark plug, worn piston rings...

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Repair guides for gas chainsaws

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

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How to rebuild a chainsaw carburetor

How to rebuild a chainsaw carburetor

If your chainsaw isn't running well, a dirty carburetor could be the problem. You can take it apart, clean it and rebuil...

Read more
Repair difficulty
Time required
15 minutes or less
How to replace a chainsaw carburetor

How to replace a chainsaw carburetor

If the engine won't start even though there's fuel in the chainsaw, the carburetor could be the problem. Sometimes, it's...

Read more
Repair difficulty
Time required
15 minutes or less
How to replace chainsaw fuel lines

How to replace chainsaw fuel lines

The fuel line on a chainsaw becomes brittle over time and can crack. Replacing it doesn't require a lot of DYI experienc...

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Repair difficulty
Time required
15 minutes or less

Effective articles & videos to help repair your chainsaws

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

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What are the most common replacement parts for chainsaws?

What are the most common replacement parts for chainsaws?

Learn about the most common replacement parts for chainsaws and how they can help you fix chainsaw problems....

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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....

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