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Ryobi
Gas Line Trimmer

Model # 770REB Official Ryobi trimmer

Here are the diagrams and repair parts for Official Ryobi 770REB trimmer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 132 parts  |
Service 180026
#16

Carburetor diagram

Service

Part #180026

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

Module 181937
#45

Carburetor diagram

Module

Part #181937

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

Housing 180339
#5

Handle assembly diagram

Housing

Part #180339

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

Guide 611061
#30

Carburetor diagram

Guide

Part #611061

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

Lock Washer 182215
#17

Edger blade diagram

Lock washer

Part #182215

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

Screw 180351
#3

Carburetor diagram

Screw

Part #180351

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

Mount Pad 145308
#22

Carburetor diagram

Mount pad

Part #145308

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

Cover 180098
#41

Carburetor diagram

Cover

Part #180098

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

Gasket 182065
#47

Carburetor diagram

Gasket

Part #182065

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

Gasket Kit 181069

#NI11

All parts diagram

Gasket kit

Part #181069

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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