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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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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 124 parts  |
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

Pulley Assembly 182118
#42

Engine assy diagram

Pulley assembly

Part #182118

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

Knob 180814
#34

Boom assy diagram

Knob

Part #180814

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

Cover 181968
#62

Engine assy diagram

Cover

Part #181968

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

Head 147498
#NI

Boom assy diagram

Head

Part #147498

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

Trigger 180975
#3

Boom assy diagram

Trigger

Part #180975

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

Gasket 181705
#2

Engine assy diagram

Gasket

Part #181705

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

Spool 683301
#30

Boom assy diagram

Spool

Part #683301

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

Gasket 181714
#11

Engine assy diagram

Gasket

Part #181714

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 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 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 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 …

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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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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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Solving 3 common problems with line trimmer cutting lines

Solving 3 common problems with line trimmer cutting lines

Follow these tips to prevent the cutting line on your grass line trimmer from breaking or feeding out too much or too li…

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How to replace a line trimmer fuel line video

How to replace a line trimmer fuel line video

Follow the steps in this video to replace a leaking fuel line in a line trimmer.…

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