MTD
Gas Line Trimmer

Model #41ADZ11G799 Official MTD trimmer

Here are the diagrams and repair parts for MTD 41ADZ11G799 trimmer, as well as links to manuals and error code tables, if available.

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

Owner’s manual
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Parts List

Showing 10 of 50 parts

Line Trimmer Fuel Tank Assembly (replaces 753-06921)#14

Short block/fuel tank Diagram

In Stock
$11.67 | 
47% OFF 
MSRP: $22.00
Line Trimmer Spark Plug (replaces 753-06193)#18

Short block/fuel tank Diagram

Lawn & garden equipment engine spark plug

Part #753-06193
Replaced by #753-06847
?
Manufacturer substitution
This part replaces 753-06193. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable

Get free shipping with Automatic Reorder

In Stock
$2.56 | 
50% OFF 
MSRP: $5.10
Lawn & Garden Equipment Engine Carburetor Mount Gasket (replaces 721-04381)#32

Short block/fuel tank Diagram

Lawn & garden equipment engine carburetor mount gasket (replaces 721-04381)

Part #753-06253
BEST SELLER
This item is not returnable
In Stock
$2.84 | 
48% OFF 
MSRP: $5.50
Line Trimmer Throttle Trigger#3

Shaft/shield/handle Diagram

Line trimmer throttle trigger

Part #753-06791
BEST SELLER
This item is not returnable
In Stock
$3.71 | 
31% OFF 
MSRP: $5.40
Line Trimmer Carburetor Insulator Assembly#21

Short block/fuel tank Diagram

Line trimmer carburetor insulator assembly

Part #753-06189
BEST SELLER
This item is not returnable
In Stock
$6.12 | 
49% OFF 
MSRP: $12.00
Lawn & Garden Equipment O-Ring#23

Short block/fuel tank Diagram

Lawn & garden equipment o-ring

Part #753-06185
BEST SELLER
This item is not returnable
In Stock
$3.26 | 
40% OFF 
MSRP: $5.40
Line Trimmer Spool (replaces 791-610318)#14

Shaft/shield/handle Diagram

In Stock
$17.95 | 
25% OFF 
MSRP: $24.00
Line Trimmer Throttle Housing Assembly#1

Shaft/shield/handle Diagram

Line trimmer throttle housing assembly

Part #753-06790
This item is not returnable
In Stock
$18.57 | 
10% OFF 
Phone Price: $20.57
Line Trimmer Spool Spring (replaces 791-610317, 791-BQ01642)#13

Shaft/shield/handle Diagram

In Stock
$16.62 | 
11% OFF 
Phone Price: $18.62
Lawn & Garden Equipment O-Ring#22

Short block/fuel tank Diagram

Lawn & garden equipment o-ring

Part #753-06184
This item is not returnable
In Stock
$5.12 | 
16% OFF 
Phone Price: $6.12

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

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

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

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these instructions to do the job in under 30 minutes.

Repair difficulty
Time required
 15 minutes or less
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 instructions to replace the carburetor in under 30 minutes.

Repair difficulty
Time required
 15 minutes or less
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 yourself, following these instructions.

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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March 01, 2016

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 helpful maintenance checklist.