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.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 116 parts  |

Line Trimmer Flat Washer 678008001
#18

Upper boom/front handle diagram

Line trimmer flat washer

Part #678008001

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

Pulley Retainer 638389001
#10

Short block/rotor/fuel tank diagram

Pulley retainer

Part #638389001

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

Operator 987000184

#NI01

All parts diagram

Operator

Part #987000184

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

Housing Re 518775001
#31

Short block/rotor/fuel tank diagram

Housing re

Part #518775001

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

Screw, # 8 660634001
#33

Upper boom/front handle diagram

Screw, # 8

Part #660634001

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

Line Trimmer Screw, 1/4-20 X 3/4-in 660886001
Line trimmer screw, 1/4-20 x 3/4-in

Part #660886001

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

Line Trimmer Bolt 660697002
#12

Upper boom/front handle diagram

Line trimmer bolt

Part #660697002

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

Muffler Gasket 901452005
#38

Short block/rotor/fuel tank diagram

Muffler gasket

Part #901452005

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

Starter Pulley 308386001
#9

Short block/rotor/fuel tank diagram

Starter pulley

Part #308386001

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

Heat Shield 638481001
#40

Short block/rotor/fuel tank diagram

Heat shield

Part #638481001

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.

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.…

How to tune up a grass line trimmer video

How to tune up a grass line trimmer video

Tune of your grass line trimmer, following the steps in this video.…