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Homelite
Gas Line Trimmer

Model # UT15204 Official Homelite trimmer/brushcutter

Here are the diagrams and repair parts for Official Homelite UT15204 trimmer/brushcutter, 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 125 parts  |
Washer UP04126
#18

Shaft/blade/blade guard diagram

Washer

Part #UP04126

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

Holding UP04100
#32

Shaft/blade/blade guard diagram

Holding

Part #UP04100

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

Switch UP04197
#35

Ignition/rotor/starter/clutch diagram

Switch

Part #UP04197

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

Cartridge Line D09365
Cartridge line

Part #D09365

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

Ring PS01359
#3

Engine internal diagram

Ring

Part #PS01359

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

Truss Hd S UP04247
#36

Ignition/rotor/starter/clutch diagram

Truss hd s

Part #UP04247

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

Hex Head Cap UP04158
#3

Shaft/blade/blade guard diagram

Hex head cap

Part #UP04158

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

Retainer DA98866A
#27

Shaft/blade/blade guard diagram

Retainer

Part #DA98866A

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

Bumper UP03501
#12

Carburetor/fuel tank diagram

Bumper

Part #UP03501

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

Strap UP00108
Strap

Part #UP00108

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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