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Homelite
Gas Line Trimmer

Model # ST-385 Official Homelite trimmer

Here are the diagrams and repair parts for Official Homelite ST-385 trimmer, as well as links to manuals and error code tables, if available.

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  • 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”.

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

Model diagram and schematic

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ALL PARTS
Showing 10 of 168 parts  |
Carburetor A-00047-C
#27

Figure 1 - engine diagram

Carburetor

Part #A-00047-C

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

Primer Base A-01194

#NI

All parts diagram

Primer base

Part #A-01194

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

Throttle Switch A-00738
#5

Cutter head assembly diagram

Throttle switch

Part #A-00738

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

Clamp 98802-A
#85

Figure 1 - engine diagram

Clamp

Part #98802-A

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

Cover 98754-A
#32

Figure 1 - engine diagram

Cover

Part #98754-A

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

Screw 82538
#55

Figure 1 - engine diagram

Screw

Part #82538

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

Thrttl & Swc A-00593
#33

Cutter head assembly diagram

Thrttl & swc

Part #A-00593

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

Led-elctrcal A-98918
Led-elctrcal

Part #A-98918

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

Tri-arc Blad D-98717-A
#21

Cutter head assembly diagram

Tri-arc blad

Part #D-98717-A

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

Grip Handle Bar 94474-A
#5

Handle assembly diagram

Grip handle bar

Part #94474-A

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.

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Why won't my gas line trimmer start?

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

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Why does my gas line trimmer run rough?

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

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Why does my gas line trimmer leak gas?

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

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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.

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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…

Read more
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 …

Read more
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…

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Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas line trimmers

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

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Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Grass line trimmer maintenance checklist

Grass line trimmer maintenance checklist

Find out how to take care of your grass line trimmer from the start of the trimming season until the end, with this help…

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