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Homelite UT20621 line trimmer

Homelite UT20621 line trimmer Parts

Here are the diagrams and repair parts for Homelite UT20621 line trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for UT20621 Line Trimmers

  • Knob for Homelite UT20621 - Part GM-28520-4

    Knob

    Part #GM-28520-4

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

  • Hand Control for Homelite UT20621 - Part A-07144

    Complete starter diagram

    Hand Control

    Part #A-07144

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

  • Screw for Homelite UT20621 - Part 825691

    Muffler kit diagram

    Screw

    Part #825691

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

  • Clamp for Homelite UT20621 - Part 98853A

    Drive shaft housing diagram

    Clamp

    Part #98853A

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

  • Handle for Homelite UT20621 - Part A07159

    Handle

    Part #A07159

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

  • Housing for Homelite UT20621 - Part A04459

    Drive shaft housing diagram

    Housing

    Part #A04459

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

  • Driveshaft for Homelite UT20621 - Part A04863

    Gear head diagram

    Driveshaft

    Part #A04863

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

  • Carburetor Gasket for Homelite UT20621 - Part 06443

    Muffler kit diagram

    Carburetor Gasket

    Part #06443

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

  • Head Gear for Homelite UT20621 - Part A04836C

    Head Gear

    Part #A04836C

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

  • Screw (d63 for Homelite UT20621 - Part 82605

    Screw (d63

    Part #82605

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

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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