Troybilt
Gas Line Trimmer

Model # 41ADT90C063 Official Troybilt trimmer/brushcutter

Here are the diagrams and repair parts for Official Troybilt 41ADT90C063 trimmer/brushcutter, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 113 parts  |

Blade 791-145873
#42

Handle/throttle housing/shield diagram

Blade

Part #791-145873

Replaced by #791-145873B

?
Manufacturer substitution
This part replaces 791-145873. Substitute parts can look different from the original.

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In Stock
Rope Guide 753-1200
#25

Engine parts diagram

Rope guide

Part #753-1200

In Stock
Trigger 753-04119
#3

Handle/throttle housing/shield diagram

Trigger

Part #753-04119

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

Clutch Assembly 753-1204
#36

Engine parts diagram

Clutch assembly

Part #753-1204

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

Retainer 791-612026
#38

Handle/throttle housing/shield diagram

Retainer

Part #791-612026

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

Bump Head 791-147498B

#NI08

All parts diagram

Bump head

Part #791-147498B

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

Clamp 791-181814
#16

Handle/throttle housing/shield diagram

Clamp

Part #791-181814

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

Strap 791-682075
#43C

Handle/throttle housing/shield diagram

Strap

Part #791-682075

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

Gear 791-182198
#48

Handle/throttle housing/shield diagram

Gear

Part #791-182198

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

Primer 791-683974B
#9

Engine parts diagram

Primer

Part #791-683974B

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.

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

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

Main causes: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

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 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 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 …

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…

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.

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…

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.…

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…