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Troybilt TB4000 trimmer

Troybilt TB4000 trimmer Parts

Here are the diagrams and repair parts for Troybilt TB4000 trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for TB4000 Line Trimmers

  • Clutch Drum for Troybilt TB4000 - Part 180232

    Engine parts diagram

    Clutch Drum

    Part #180232

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

  • Screw for Troybilt TB4000 - Part 181012

    Engine parts diagram

    Screw

    Part #181012

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

  • Line Trimmer Air Cleaner Cover for Troybilt TB4000 - Part 182115

    Engine parts diagram

    Line Trimmer Air Cleaner Cover

    Part #182115

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

  • Housing for Troybilt TB4000 - Part 182192

    Boom and trimmer diagram

    Housing

    Part #182192

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

  • Muffler Gasket for Troybilt TB4000 - Part 182107

    Engine parts diagram

    Muffler Gasket

    Part #182107

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

  • Hex Nut for Troybilt TB4000 - Part 181034

    Engine parts diagram

    Hex Nut

    Part #181034

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

  • Retainer for Troybilt TB4000 - Part 612026

    Boom and trimmer diagram

    Retainer

    Part #612026

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

  • Ring for Troybilt TB4000 - Part 182295

    Engine parts diagram

    Ring

    Part #182295

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

  • Cover for Troybilt TB4000 - Part 182519

    Boom and trimmer diagram

    Cover

    Part #182519

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

  • Screw for Troybilt TB4000 - Part 182143

    Engine parts diagram

    Screw

    Part #182143

    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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