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Troybilt
Gas Line Trimmer

Model # TB2000 Official Troybilt trimmer

Here are the diagrams and repair parts for Official Troybilt TB2000 trimmer, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 99 parts  |
Case 181737
#35

Engine parts diagram

Case

Part #181737

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

Screw 181070
#9

Boom and trimmer diagram

Screw

Part #181070

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

Automatic Line Feed Head Assembly (includes 20-25) 182840

#NI07

All parts diagram

Automatic line feed head assembly (includes 20-25)

Part #182840

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

Service Assembly 181717
#14

Engine parts diagram

Service assembly

Part #181717

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

Gasket 181708
#5

Engine parts diagram

Gasket

Part #181708

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

Lead Wire 181769
#71

Engine parts diagram

Lead wire

Part #181769

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

Pawl Spring 182842
#22

Boom and trimmer diagram

Pawl spring

Part #182842

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

Spark Plug 181765
#65

Engine parts diagram

Spark plug

Part #181765

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

Bracket 181748
#47

Engine parts diagram

Bracket

Part #181748

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

Bolt 181706
#3

Engine parts diagram

Bolt

Part #181706

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

Symptoms for gas 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 run rough?

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

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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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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 difficulty
Time required
 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 difficulty
Time required
 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 difficulty
Time required
 15 minutes or less

Articles and videos for gas 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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Top 10 electric lawn and garden tools for 2023

Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Grass line trimmer maintenance checklist

Grass line trimmer maintenance checklist

Find out how to take care of your grass line trimmer from the start of the trimming season until the end, with this help…

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