Ryobi
Gas Line Trimmer

Model # 2079R Official Ryobi 2-cycle gas trimmer

Here are the diagrams and repair parts for Official Ryobi 2079R 2-cycle gas trimmer, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 124 parts  |

Cable Assembly 181688
#2

Boom assy diagram

Cable assembly

Part #181688

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

Insulator 181707
#4

Engine assy diagram

Insulator

Part #181707

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

Piston 181724
#21

Engine assy diagram

Piston

Part #181724

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

Line Trimmer Ratchet 181745
#43

Engine assy diagram

Line trimmer ratchet

Part #181745

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

Click Link 181616
#15

Boom assy diagram

Click link

Part #181616

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

Housing 182192
#36

Boom assy diagram

Housing

Part #182192

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

Strap 682075
#NI

Boom assy diagram

Strap

Part #682075

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

Gasket 181718
#15

Engine assy diagram

Gasket

Part #181718

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

Handle 182167
#12

Boom assy diagram

Handle

Part #182167

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

Screw 181723
#20

Engine assy diagram

Screw

Part #181723

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…