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Weed Eater
Gas Line Trimmer

Model # GTI18 Official Weed Eater trimmer

Here are the diagrams and repair parts for Official Weed Eater GTI18 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:

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  • 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”.

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

Model diagram and schematic

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ALL PARTS
Showing 10 of 154 parts  |
Fuel Tank Assembly 530-010897
#10

Engine diagram

Fuel tank assembly

Part #530-010897

Replaced by #530095646

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Manufacturer substitution
This part replaces 530-010897. Substitute parts can look different from the original.
BEST SELLER
$8.93 | 
10% OFF Phone Price : $9.93
In Stock
Line Kit 530-069247
#9

Engine diagram

Line kit

Part #530-069247

Replaced by #530069247

?
Manufacturer substitution
This part replaces 530-069247. Substitute parts can look different from the original.
BEST SELLER
$10.11 | 
17% OFF Phone Price : $12.11
In Stock
Fuel Cap 530-010807
#13

Engine diagram

Fuel cap

Part #530-010807

Replaced by #530014347

?
Manufacturer substitution
This part replaces 530-010807. Substitute parts can look different from the original.
BEST SELLER
$11.56 | 
15% OFF Phone Price : $13.56
In Stock
Air Filter 530-027530
#3

Engine diagram

Air filter

Part #530-027530

Replaced by #530027530

?
Manufacturer substitution
This part replaces 530-027530. Substitute parts can look different from the original.
This item is not returnable
$9.26
In Stock
Spring 530-027531
#66

Engine diagram

Spring

Part #530-027531

Replaced by #545008015

?
Manufacturer substitution
This part replaces 530-027531. Substitute parts can look different from the original.
This item is not returnable
$10.11 | 
17% OFF Phone Price : $12.11
In Stock
Repair Kit 530-035185
#103

Engine diagram

Repair kit

Part #530-035185

Replaced by #530035185

?
Manufacturer substitution
This part replaces 530-035185. Substitute parts can look different from the original.
$29.98 | 
17% OFF Phone Price : $35.98
In Stock
Washer 530-015492
#36

Weed eater diagram

Washer

Part #530-015492

Replaced by #530016240

?
Manufacturer substitution
This part replaces 530-015492. Substitute parts can look different from the original.
This item is not returnable
$7.40
In Stock
Diaphragm 530-035166
#100

Engine diagram

Diaphragm

Part #530-035166

Replaced by #504130807

?
Manufacturer substitution
This part replaces 530-035166. Substitute parts can look different from the original.
This item is not returnable
$30.33 | 
17% OFF Phone Price : $36.33
In Stock
Retainer Ring 530-015162
#43

Engine diagram

Retainer ring

Part #530-015162

Replaced by #530015162

?
Manufacturer substitution
This part replaces 530-015162. Substitute parts can look different from the original.
This item is not returnable
$5.54
In Stock
Handle 530-027569
#67

Engine diagram

Handle

Part #530-027569

Replaced by #530027569

?
Manufacturer substitution
This part replaces 530-027569. Substitute parts can look different from the original.
This item is not returnable
$7.40
In Stock

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

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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 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 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…

Read more
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 …

Read more
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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Top 10 electric lawn and garden tools for 2023

Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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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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Grass line trimmer maintenance checklist

Grass line trimmer maintenance checklist

Find out how to take care of your grass line trimmer from the start of the trimming season until the end, with this help…

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