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Homelite
Gas Line Trimmer

Model # UT20728 Official Homelite trim & edge

Here are the diagrams and repair parts for Official Homelite UT20728 trim & edge, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 99 parts  |
Screw 82531
#15

Shaft/spool-string/grass deflector diagram

Screw

Part #82531

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

Gap Shim PS24306

#NI

All parts diagram

Gap shim

Part #PS24306

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

Edgr Guide UP00008
#22

Shaft/spool-string/grass deflector diagram

Edgr guide

Part #UP00008

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

Lawn & Garden Equipment Screw 82589
#22

Ignition-rotor-starter diagram

Lawn & garden equipment screw

Part #82589

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

Spark Plug JA313164

#NI

All parts diagram

Spark plug

Part #JA313164

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

Nut 81208
#16

Shaft/spool-string/grass deflector diagram

Nut

Part #81208

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

Shaft Assembly UP00710
#4

Shaft/spool-string/grass deflector diagram

Shaft assembly

Part #UP00710

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

Spring 95020A
#7

Muffler-air cleaner diagram

Spring

Part #95020A

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

Gasket 08661
#11

Engine internal diagram

Gasket

Part #08661

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

Screw 82543
#9

Ignition-rotor-starter diagram

Screw

Part #82543

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

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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