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Homelite
Gas Line Trimmer

Model # UT15170 Official Homelite trimmer/brushcutter

Here are the diagrams and repair parts for Official Homelite UT15170 trimmer/brushcutter, 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 141 parts  |
Hex Head M UP04159
Hex head m

Part #UP04159

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

Head Spring UP06526
Head spring

Part #UP06526

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

Filter Assembly UP05084
#DA

Muffler/air cleaner diagram

Filter assembly

Part #UP05084

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

Filter UP03871
#8

Carburetor/fuel tank diagram

Filter

Part #UP03871

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

Head Gear UP06970
#6

Shaft/spool/string/grass deflector diagram

Head gear

Part #UP06970

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

Gear Head (includes Keys 17,18) UP04124
#10

Shaft/spool/string/grass deflector diagram

Gear head (includes keys 17,18)

Part #UP04124

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

Muffler UP04634
Muffler

Part #UP04634

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

Spool Line DA09364
#16

Shaft/spool/string/grass deflector diagram

Spool line

Part #DA09364

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

Switch UP04197
Switch

Part #UP04197

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

Filter Assembly UP04741
#D

Muffler/air cleaner diagram

Filter assembly

Part #UP04741

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 …

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

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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