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Homelite
Gas Line Trimmer

Model # ST-175C Official Homelite trimmer

Here are the diagrams and repair parts for Official Homelite ST-175C trimmer, 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 215 parts  |
Bracket 00179
#9

Figure 1 diagram

Bracket

Part #00179

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

Trigger 98772-A
Trigger

Part #98772-A

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

Adapter 98551-41
Adapter

Part #98551-41

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

Part A-97910
#9B

Figure 4 diagram

Part

Part #A-97910

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

Line Trimmer Spacer 98839
#30

Figure 3 diagram

Line trimmer spacer

Part #98839

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

D/shaft Hsg A-02720
#14A

Figure 2 diagram

D/shaft hsg

Part #A-02720

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

Crankshaft 98758-2
#15

Figure 1 diagram

Crankshaft

Part #98758-2

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

Nut 97574
#87

Figure 1 diagram

Nut

Part #97574

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

Blade 00075
Blade

Part #00075

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…

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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 …

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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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