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Homelite
Gas Line Trimmer

Model # UT20709 Official Homelite trimmer/brushcutter

Here are the diagrams and repair parts for Official Homelite UT20709 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 66 parts  |
Screen 06502
#2

Muffler and air cleaner diagram

Screen

Part #06502

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

Nut 93992
#2

Shaft/spool and string/deflector diagram

Nut

Part #93992

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

Spool Line DA09364
#16

Shaft/spool and string/deflector diagram

Spool line

Part #DA09364

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

Heat Dam 98768A
#3

Carburetor and fuel tank diagram

Heat dam

Part #98768A

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

Washer 04168A
#10

Shaft/spool and string/deflector diagram

Washer

Part #04168A

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

Head A98231A
#20

Shaft/spool and string/deflector diagram

Head

Part #A98231A

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

Fuel Tank UP00020
#F

Carburetor and fuel tank diagram

Fuel tank

Part #UP00020

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

Spool UP00145
#22

Shaft/spool and string/deflector diagram

Spool

Part #UP00145

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

Filter Kit UP00022
#D1

Muffler and air cleaner diagram

Filter kit

Part #UP00022

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

Fuel Cap UP00106
#11

Carburetor and fuel tank diagram

Fuel cap

Part #UP00106

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

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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