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Homelite UT20003A 25-cc string trimmer

Homelite UT20003A 25-cc string trimmer Parts

Here are the diagrams and repair parts for Homelite UT20003A 25-cc string trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for UT20003A Line Trimmers

  • Operator for Homelite UT20003A - Part 983000337

    #NI01

    All parts diagram

    Operator

    Part #983000337

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

  • Trigger for Homelite UT20003A - Part 983815001

    Curved shaft/spool/front handle diagram

    Trigger

    Part #983815001

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

  • 10-24x.75 for Homelite UT20003A - Part 984812001

    Short block/carburetor/crankcase diagram

    10-24x.75

    Part #984812001

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

  • Crankcase Gasket for Homelite UT20003A - Part 06443A

    Short block/carburetor/crankcase diagram

    Crankcase Gasket

    Part #06443A

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

  • Power Head for Homelite UT20003A - Part 984772001

    Curved shaft/spool/front handle diagram

    Power Head

    Part #984772001

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

  • Decal Trim for Homelite UT20003A - Part 983838001

    Curved shaft/spool/front handle diagram

    Decal Trim

    Part #983838001

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

  • Air Box Cover for Homelite UT20003A - Part PS02156

    Short block/carburetor/crankcase diagram

    Air Box Cover

    Part #PS02156

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

  • Short Block for Homelite UT20003A - Part 985394001

    Short block/carburetor/crankcase diagram

    Short Block

    Part #985394001

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

  • Screen Plate for Homelite UT20003A - Part 984755001

    Short block/carburetor/crankcase diagram

    Screen Plate

    Part #984755001

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

  • Power Head for Homelite UT20003A - Part 984772003

    Curved shaft/spool/front handle diagram

    Power Head

    Part #984772003

    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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