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  |

Gearbox 147488
#27A

Boom assy diagram

Gearbox

Part #147488

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

Plate 181754
#53

Engine assy diagram

Plate

Part #181754

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

Spool Line 147345
#NI

Boom assy diagram

Spool line

Part #147345

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

Case 181737
#35

Engine assy diagram

Case

Part #181737

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

Inner Reel 147495
#33

Boom assy diagram

Inner reel

Part #147495

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

Key 181729
#26

Engine assy diagram

Key

Part #181729

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

Oil Seal 181721
#18

Engine assy diagram

Oil seal

Part #181721

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

Sleeve 181753
#52

Engine assy diagram

Sleeve

Part #181753

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

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…