Homelite
Gas Chainsaw

Model # Z3850-18 INCH Official Homelite chainsaw

Here are the diagrams and repair parts for Official Homelite Z3850-18-INCH 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 116 parts  |

Hndle Kit Rr 06870
#1

Handles diagram

Hndle kit rr

Part #06870

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

Ch Brk Link A07612
#19

Chain brake-drive case cover diagram

Ch brk link

Part #A07612

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

Throttle Trigger 07382
#4

Handles diagram

Throttle trigger

Part #07382

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

Lawn & Garden Equipment Truss Head Screw 82621
#14

Handles diagram

Lawn & garden equipment truss head screw

Part #82621

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

Screw 82622
#11

Handles diagram

Screw

Part #82622

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

Muflr Diffsr 07397
#6

Carburetor-muffler-air filter diagram

Muflr diffsr

Part #07397

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

Crankshaft Rod A08670
#12

Engine internal diagram

Crankshaft rod

Part #A08670

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

Screw 95922
#7

Carburetor-muffler-air filter diagram

Screw

Part #95922

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

Pivot Lh 07393
#7

Chain brake-drive case cover diagram

Pivot lh

Part #07393

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

Chain H1-N7262-NH

#NI

All parts diagram

Chain

Part #H1-N7262-NH

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.

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

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

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

Repair guides for gas chainsaws

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

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…

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…

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…

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.

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.…

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.…