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Troybilt
Gas Line Trimmer

Model # TB415CS Official Troybilt trimmer

Here are the diagrams and repair parts for Official Troybilt TB415CS trimmer, as well as links to manuals and error code tables, if available.

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

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 100 parts  |
Line Trimmer Cutting Head 753-05165
#11

Boom & trimmer - model tb415cs diagram

Line trimmer cutting head

Part #753-05165

Replaced by #753-08193

?
Manufacturer substitution
This part replaces 753-05165. Substitute parts can look different from the original.
$20.86
In Stock
Washer 791-182413
#12

Boom & trimmer - model tb415cs diagram

Washer

Part #791-182413

Replaced by #736-0169

?
Manufacturer substitution
This part replaces 791-182413. Substitute parts can look different from the original.
This item is not returnable
$5.26
In Stock
Line Trimmer Guard Mounting Screw 753-04282
#8

Boom & trimmer - model tb415cs diagram

Line trimmer guard mounting screw

Part #753-04282

This item is not returnable
$29.20 | 
17% OFF Phone Price : $35.20
In Stock
Housing Assembly 753-05158
#52

Engine diagram

Housing assembly

Part #753-05158

$107.12
In Stock
Tube Line 753-01564

#(NI)

All parts diagram

Tube line

Part #753-01564

Replaced by #796-00027

?
Manufacturer substitution
This part replaces 753-01564. Substitute parts can look different from the original.
$40.84
In Stock
Rocker Arm 791-182100
#8

Engine diagram

Rocker arm

Part #791-182100

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

Line Trimmer Drive Shaft Housing, Lower 753-05162
#5

Boom & trimmer - model tb415cs diagram

Line trimmer drive shaft housing, lower

Part #753-05162

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

Carb/pri 753-1225
#22

Engine diagram

Carb/pri

Part #753-1225

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

Valve 791-181040
#69

Engine diagram

Valve

Part #791-181040

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

Retainer 791-182103
#10

Engine diagram

Retainer

Part #791-182103

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 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 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 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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Solving 3 common problems with line trimmer cutting lines

Solving 3 common problems with line trimmer cutting lines

Follow these tips to prevent the cutting line on your grass line trimmer from breaking or feeding out too much or too li…

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How to replace a line trimmer fuel line video

How to replace a line trimmer fuel line video

Follow the steps in this video to replace a leaking fuel line in a line trimmer.…

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How to tune up a grass line trimmer video

How to tune up a grass line trimmer video

Tune of your grass line trimmer, following the steps in this video.…

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