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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Browse Parts for
1079R Line Trimmers
Line Trimmer Handle 791-182167
#12

Boom and trimmer diagram

Line trimmer handle

Part #791-182167

In Stock
Seal Stem 791-182307

#NI03

All parts diagram

Seal stem

Part #791-182307

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

Scr, M5 X .8 791-182133
#45

Engine diagram

Scr, m5 x .8

Part #791-182133

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

Cylinder Head Assembly 791-182306
#13

Engine diagram

Cylinder head assembly

Part #791-182306

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

Scr With Was 791-182830
#90

Engine diagram

Scr with was

Part #791-182830

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

Seal, 12-2 791-182127
#60

Engine diagram

Seal, 12-2

Part #791-182127

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

Valve 791-181040
#14

Engine diagram

Valve

Part #791-181040

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

Adjustment Nut 791-182340
#4

Engine diagram

Adjustment nut

Part #791-182340

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

Bolt Assembly 791-181617
#16

Boom and trimmer diagram

Bolt assembly

Part #791-181617

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

Pulley Nut 791-182187
#72

Engine diagram

Pulley nut

Part #791-182187

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…