Troybilt
Gas Line Trimmer

Model # 41ADT25C066 Official Troybilt trimmer

Here are the diagrams and repair parts for Official Troybilt 41ADT25C066 trimmer, 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 97 parts  |

Line Trimmer Handle 791-182167
#9

Boom and trimmer diagram

Line trimmer handle

Part #791-182167

In Stock
Rope Guide 753-1200
#25

Engine parts diagram

Rope guide

Part #753-1200

In Stock
Switch 791-182405
#38

Boom and trimmer diagram

Switch

Part #791-182405

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

Pulley Assembly 753-04459
#23

Engine parts diagram

Pulley assembly

Part #753-04459

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

Fuel Line 753-04233
#18

Engine parts diagram

Fuel line

Part #753-04233

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

Cylinder Gasket 753-1197
#50

Engine parts diagram

Cylinder gasket

Part #753-1197

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

Plunger 791-18462
#32

Boom and trimmer diagram

Plunger

Part #791-18462

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

Screw 791-181070
#8

Boom and trimmer diagram

Screw

Part #791-181070

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

Screw 791-181860
#8

Engine parts diagram

Screw

Part #791-181860

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

Line Trimmer Fuel Tank Cap 753-04084
#16

Engine parts diagram

Line trimmer fuel tank cap

Part #753-04084

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, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

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…

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.

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…

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.…

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.…