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Homelite
Gas Line Trimmer

Model # UT20705 Official Homelite trimmer/brushcutter

Here are the diagrams and repair parts for Official Homelite UT20705 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 57 parts  |
Screw 88083
#4

Muffler and air cleaner diagram

Screw

Part #88083

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

Shaft Assembly UP00710
#4

Shaft/spool and string/deflector diagram

Shaft assembly

Part #UP00710

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

Muffler A07142A
#A

Muffler and air cleaner diagram

Muffler

Part #A07142A

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

Spool Line DA09364
#17

Shaft/spool and string/deflector diagram

Spool line

Part #DA09364

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

Cover UP00019
#10

Engine internal diagram

Cover

Part #UP00019

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

Clamp 07928
#7

Shaft/spool and string/deflector diagram

Clamp

Part #07928

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

Gasket 98766A
Gasket

Part #98766A

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

Short Block UP02995
#1A

Engine internal diagram

Short block

Part #UP02995

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

Nut 81208
Nut

Part #81208

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

Muffler Guard UP00027
#13

Engine internal diagram

Muffler guard

Part #UP00027

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 …

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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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