Gas Line Trimmer

Model # RY30120 Official Ryobi trimmer

Here are the diagrams and repair parts for Official Ryobi RY30120 trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for
RY30120 Line Trimmers
Line Trimmer Flat Washer 638090001
#34

Starter housing/fuel tank diagram

Line trimmer flat washer

Part #638090001

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

Line Trimmer Spool Assembly 308044002
#8

Shield diagram

Line trimmer spool assembly

Part #308044002

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

Handle Assembly 000998236
#11

Upper boom/handle diagram

Handle assembly

Part #000998236

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

Gauge String 638125001
Gauge string

Part #638125001

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

Spacer Tube 638091002
#33

Starter housing/fuel tank diagram

Spacer tube

Part #638091002

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

Line Trimmer Spool Retainer 308042002
#6

Shield diagram

Line trimmer spool retainer

Part #308042002

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

Line Trimmer Fuel Tank 308181005
#25

Starter housing/fuel tank diagram

Line trimmer fuel tank

Part #308181005

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

Nut 1/4 -2 678016001
#19

Upper boom/handle diagram

Nut 1/4 -2

Part #678016001

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

Shifter Block 308192004
#8

Starter housing/fuel tank diagram

Shifter block

Part #308192004

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

Plate Gasket 590456003
#20

Starter housing/fuel tank diagram

Plate gasket

Part #590456003

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, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

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.

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.…

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…

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.…