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Ryobi
Gas Line Trimmer

Model # RY30971 Official Ryobi trimmer

Here are the diagrams and repair parts for Official Ryobi RY30971 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 116 parts  |
Lock Washer 678012001
#26

Upper boom/front handle diagram

Lock washer

Part #678012001

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

Throttle 690694002
#32

Upper boom/front handle diagram

Throttle

Part #690694002

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

Line Trimmer Flat Washer 638090001
#5

Short block/rotor/fuel tank diagram

Line trimmer flat washer

Part #638090001

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

Line Trimmer Washer 678011002
#9

Deflector/string head-ry30550 diagram

Line trimmer washer

Part #678011002

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

Clutch Assembly 300960002
#4

Short block/rotor/fuel tank diagram

Clutch assembly

Part #300960002

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

Washer 678018001
#15

Guard/spring head-ry30570 diagram

Washer

Part #678018001

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

Grade Starter 511731001
#45

Short block/rotor/fuel tank diagram

Grade starter

Part #511731001

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

Nut 10-24 678027001
#18

Short block/rotor/fuel tank diagram

Nut 10-24

Part #678027001

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

Spool 308924001
Spool

Part #308924001

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

Pro Cut 120950011
Pro cut

Part #120950011

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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