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Ryobi
Gas Line Trimmer

Model # 1079R Official Ryobi trimmer

Here are the diagrams and repair parts for Official Ryobi 1079R trimmer, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 146 parts  |
Line Trimmer Handle 791-182167
#12

Boom and trimmer diagram

Line trimmer handle

Part #791-182167

$102.80
In Stock
Nut 8pk 791-181886
#18

Boom and trimmer diagram

Nut 8pk

Part #791-181886

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

Screw 791-182200
#21

Boom and trimmer diagram

Screw

Part #791-182200

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

Retaining Ring 791-181747
#73

Engine diagram

Retaining ring

Part #791-181747

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

Cam 791-182123
#26

Engine diagram

Cam

Part #791-182123

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

Pulley 791-181738
#79

Engine diagram

Pulley

Part #791-181738

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

Mounting Hardware 791-182195
#24

Boom and trimmer diagram

Mounting hardware

Part #791-182195

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

Recoil Case Assembly (includes 79-86) 791-182117
#87

Engine diagram

Recoil case assembly (includes 79-86)

Part #791-182117

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

Screw 791-181070
#11

Boom and trimmer diagram

Screw

Part #791-181070

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

Ring 791-182295
#20

Engine diagram

Ring

Part #791-182295

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.

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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 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 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…

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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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Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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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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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…

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