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MTD
Gas Line Trimmer

Model # 41ADZ20C791 Official MTD gas line trimmer/weedwacker

Here are the diagrams and repair parts for Official MTD 41ADZ20C791 gas line trimmer/weedwacker, 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 56 parts  |
Line Trimmer Spark Plug (replaces 753-06193) 753-06847
#5

Engine assembly diagram

Line trimmer spark plug (replaces 753-06193)

Part #753-06847

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$9.76 | 
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Line Trimmer Spool Cap (replaces 69700701s) 697-00701S
#56

General assembly diagram

Line trimmer spool cap (replaces 69700701s)

Part #697-00701S

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Line Trimmer Air Filter 753-06417
#18

Engine assembly diagram

Line trimmer air filter

Part #753-06417

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Line Trimmer Spool 731-12545A-1
#52

General assembly diagram

Line trimmer spool

Part #731-12545A-1

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Troybilt Line Trimmer Spool Spring (replaces 791-610636) 791-610636B
#50

General assembly diagram

Troybilt line trimmer spool spring (replaces 791-610636)

Part #791-610636B

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Line Trimmer Washer 736-04117
#53

General assembly diagram

Line trimmer washer

Part #736-04117

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Line Trimmer Bolt (replaces 753-05281) 710-04562
#54

General assembly diagram

Line trimmer bolt (replaces 753-05281)

Part #710-04562

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Line Trimmer Drive Shaft Housing, Lower (replaces 75308692) 753-08692
#45

General assembly diagram

Line trimmer drive shaft housing, lower (replaces 75308692)

Part #753-08692

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$32.33 | 
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Yard-man Lawn & Garden Equipment Clutch Assembly (replaces 791-182369) 753-05860
#22

Engine assembly diagram

Yard-man lawn & garden equipment clutch assembly (replaces 791-182369)

Part #753-05860

$26.75 | 
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Troybilt Lawn & Garden Equipment O-ring 753-06185
#14

Engine assembly diagram

Troybilt lawn & garden equipment o-ring

Part #753-06185

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$4.51 | 
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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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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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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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