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Ryobi
Gas Line Trimmer

Model # 768R Official Ryobi 2-cycle gas trimmer

Here are the diagrams and repair parts for Official Ryobi 768R 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 98 parts  |
Adjustment 682048
#7

Engine diagram

Adjustment

Part #682048

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

Spring 610317
#20

Boom and trimmer diagram

Spring

Part #610317

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

Shroud 153520
#22

Engine diagram

Shroud

Part #153520

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

Screw 181861
#23

Engine diagram

Screw

Part #181861

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

Ring 180530

#NI

All parts diagram

Ring

Part #180530

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

Primer Assembly 181558
#10

Engine diagram

Primer assembly

Part #181558

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

Screw 181862
#35

Engine diagram

Screw

Part #181862

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

Handle 181079
#32

Engine diagram

Handle

Part #181079

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

Gasket Kit 181069

#NI

All parts diagram

Gasket kit

Part #181069

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

Inner Reel 610318
#21

Boom and trimmer diagram

Inner reel

Part #610318

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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