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MTD YM20CS trimmer Parts

Here are the diagrams and repair parts for MTD YM20CS trimmer, as well as links to manuals and error code tables, if available.

MTD YM20CS trimmer
By Schematic
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This is the number corresponding to the part on the diagram / schematic

Browse Parts for YM20CS Line Trimmers

  • Ret:eyelet:s for MTD YM20CS - Part 753-04824

    Cylinder/flywheel/fuel tank diagram

    Ret:eyelet:s

    Part #753-04824

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

  • Lawn & Garden Equipment Screw for MTD YM20CS - Part 791-181860

    Cylinder/flywheel/fuel tank diagram

    Lawn & Garden Equipment Screw

    Part #791-181860

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

  • Starter Housing for MTD YM20CS - Part 753-05492

    Cylinder/flywheel/fuel tank diagram

    Starter Housing

    Part #753-05492

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

  • Lawn & Garden Equipment Screw for MTD YM20CS - Part 791-180351

    Cylinder/flywheel/fuel tank diagram

    Lawn & Garden Equipment Screw

    Part #791-180351

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

  • Knob for MTD YM20CS - Part 791-181618B

    Handle/drive shaft/shield diagram

    Knob

    Part #791-181618B

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

  • Line Trimmer Short Block for MTD YM20CS - Part 753-04812

    #NI03

    All parts diagram

    Line Trimmer Short Block

    Part #753-04812

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

  • Mount Pad for MTD YM20CS - Part 791-612134

    Cylinder/flywheel/fuel tank diagram

    Mount Pad

    Part #791-612134

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

  • Spark Arrestor for MTD YM20CS - Part 753-04689

    #NI01

    All parts diagram

    Spark Arrestor

    Part #753-04689

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

  • Line Trimmer Handle for MTD YM20CS - Part 791-153064

    Handle/drive shaft/shield diagram

    Line Trimmer Handle

    Part #791-153064

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

  • Ground Tab for MTD YM20CS - Part 791-611063

    Cylinder/flywheel/fuel tank diagram

    Ground Tab

    Part #791-611063

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

Most common symptoms to help you fix your 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: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

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

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 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 time and Difficulty

 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 time and Difficulty

 15 minutes or less
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 time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your line trimmers

Use the advice and tips in these articles and videos to get the most out of your grass line trimmer.

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Vapor lock can stop your trimmer cold in summer heat. Learn how to prevent it and keep your lawn looking sharp…

Straight shaft vs curved shaft trimmers: What’s the difference?

Straight shaft vs curved shaft trimmers: What’s the difference?

Trying to decide between a straight shaft and curved shaft trimmer? This guide compares both designs to help you underst…

Can you cut grass with a weed whacker?

Can you cut grass with a weed whacker?

Wondering if your weed whacker can pick up the slack for your broken lawn mower? You're not alone. In this guide, we bre…

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