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Homelite UT20811 gas line trimmer Parts

Here are the diagrams and repair parts for Homelite UT20811 gas line trimmer, as well as links to manuals and error code tables, if available.

Homelite UT20811 gas line trimmer
By Schematic
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Browse Parts for UT20811 Line Trimmers

  • Stringhead L for Homelite UT20811 - Part UP06912A

    Trimmer attachment diagram

    Cutting Head

    Part #UP06912

    Replaced by #UP06912A

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    Manufacturer substitution
    This part replaces UP06912. Substitute parts can look different from the original.
    In Stock
    $25.13
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  • Cylinder Kit for Homelite UT20811 - Part UP07145A

    Engine internal (ut20811/811b diagram

    Cylinder

    Part #UP07145

    Replaced by #UP07145A

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    Manufacturer substitution
    This part replaces UP07145. Substitute parts can look different from the original.
    In Stock
    $36.42
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  • Inline Fuel for Homelite UT20811 - Part 985304001

    Carburetor/fuel tank diagram

    Fitting

    Part #UP04310

    Replaced by #985304001

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    Manufacturer substitution
    This part replaces UP04310. Substitute parts can look different from the original.
    In Stock
    $25.57
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  • Lead,electri for Homelite UT20811 - Part PA00387

    Ignition/rotor/starter/clutch diagram

    Lead

    Part #UP03174

    Replaced by #PA00387

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    Manufacturer substitution
    This part replaces UP03174. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.34
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  • Cupped Washe for Homelite UT20811 - Part 04409

    Edger attachment diagram

    Washer

    Part #UP04129

    Replaced by #04409

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    Manufacturer substitution
    This part replaces UP04129. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.74
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  • Spool Retain for Homelite UT20811 - Part 308042003

    Trimmer attachment diagram

    Retainer S

    Part #UP06907

    Replaced by #308042003

    Info Icon
    Manufacturer substitution
    This part replaces UP06907. Substitute parts can look different from the original.
    In Stock
    $29.68
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  • Piston Ring for Homelite UT20811 - Part 985607001

    Engine internal (ut20811a) diagram

    Piston Ring

    Part #UP06938

    Replaced by #985607001

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    Manufacturer substitution
    This part replaces UP06938. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $5.91
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  • Screw,1/4-20 for Homelite UT20811 - Part 983381007

    Screw 1/4-

    Part #UP06906

    Replaced by #983381007

    Info Icon
    Manufacturer substitution
    This part replaces UP06906. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16
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  • Driveshaft A for Homelite UT20811 - Part UP06903A

    Driveshaft

    Part #UP06903

    Replaced by #UP06903A

    Info Icon
    Manufacturer substitution
    This part replaces UP06903. Substitute parts can look different from the original.
    In Stock
    $69.89
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    Plus Item
  • Clamp String for Homelite UT20811 - Part PS04420

    Clamp

    Part #UP06689

    Replaced by #PS04420

    Info Icon
    Manufacturer substitution
    This part replaces UP06689. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.86
    Minus Item
    Qty
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Most common symptoms to help you fix your 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 leak gas?

Main causes: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

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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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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 time and Difficulty

 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 time and Difficulty

 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 time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your 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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Line trimmer: Preventing fuel vapor lock in hot summer conditions

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Vapor lock can stop your trimmer cold in summer heat. Learn how to prevent it and keep your lawn looking sharp…

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Straight shaft vs curved shaft trimmers: What’s the difference?

Straight shaft vs curved shaft trimmers: What’s the difference?

Trying to decide between a straight shaft and curved shaft trimmer? This guide compares both designs to help you underst…

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Can you cut grass with a weed whacker?

Can you cut grass with a weed whacker?

Wondering if your weed whacker can pick up the slack for your broken lawn mower? You're not alone. In this guide, we bre…

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