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Homelite UT20784 trimmer/brushcutter

Homelite UT20784 trimmer/brushcutter Parts

Here are the diagrams and repair parts for Homelite UT20784 trimmer/brushcutter, as well as links to manuals and error code tables, if available.

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Browse Parts for UT20784 Line Trimmers

  • Lead for Homelite UT20784 - Part UP04690

    Lead

    In Stock
    $25.22
    Minus Item
    Qty
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  • Shaft for Homelite UT20784 - Part UP04269

    Shaft/spool/string/grass deflector diagram

    Shaft

    In Stock
    $30.59
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  • Housing Head Cup for Homelite UT20784 - Part UP06567
  • Handle for Homelite UT20784 - Part UP03113

    Handle

    In Stock
    $18.20
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  • String Head for Homelite UT20784 - Part UP04650A

    Shaft/spool/string/grass deflector diagram

    Head String

    Part #DA03174A

    Replaced by #UP04650A

    Info Icon
    Manufacturer substitution
    This part replaces DA03174A. Substitute parts can look different from the original.
    In Stock
    $25.73
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  • Interlock,th for Homelite UT20784 - Part PS01128

    Interlock

    Part #UP03173

    Replaced by #PS01128

    Info Icon
    Manufacturer substitution
    This part replaces UP03173. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.31
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    Qty
    Plus Item
  • Triarc Blade for Homelite UT20784 - Part 638006004

    Shaft/spool/string/grass deflector diagram

    Blade

    Part #D98717C

    Replaced by #638006004

    Info Icon
    Manufacturer substitution
    This part replaces D98717C. Substitute parts can look different from the original.
    In Stock
    $39.83
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    Qty
    Plus Item
  • Starter Comp for Homelite UT20784 - Part UP02962A

    Starter Assembly

    Part #UP02962

    Replaced by #UP02962A

    Info Icon
    Manufacturer substitution
    This part replaces UP02962. Substitute parts can look different from the original.
    In Stock
    $39.89
    Minus Item
    Qty
    Plus Item
  • Screw,sq Hea for Homelite UT20784 - Part PS02435

    Square Head Screw

    Part #UP04892

    Replaced by #PS02435

    Info Icon
    Manufacturer substitution
    This part replaces UP04892. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.57
    Minus Item
    Qty
    Plus Item
  • Complete Str for Homelite UT20784 - Part 000998265

    Head String

    Part #DA04591A

    Replaced by #000998265

    Info Icon
    Manufacturer substitution
    This part replaces DA04591A. Substitute parts can look different from the original.
    In Stock
    $105.76
    Minus Item
    Qty
    Plus Item

Most common symptoms to help you fix your line trimmers

Choose a symptom to see related grass line trimmer repairs.

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

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

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

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.

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…

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 …

Repair time and Difficulty

 15 minutes or less
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…

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.

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…

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…

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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