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Homelite
Gas Line Trimmer

Model # UT20593-A Official Homelite trimmer

Here are the diagrams and repair parts for Official Homelite UT20593-A trimmer, 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 167 parts  |
Clamp 98802A
#37

Engine and peripherals diagram

Clamp

Part #98802A

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

Lawn & Garden Equipment Screw 82541
Lawn & garden equipment screw

Part #82541

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

Spacer 035662
#63

Engine and peripherals diagram

Spacer

Part #035662

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

Spacer 035661
#63D

Engine and peripherals diagram

Spacer

Part #035661

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

Key 69250
#15

Engine and peripherals diagram

Key

Part #69250

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

Prmr Bse K A01194

#NI05

All parts diagram

Prmr bse k

Part #A01194

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

Screw 82268
#38

Engine and peripherals diagram

Screw

Part #82268

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

Bracket 98791
#30

Engine and peripherals diagram

Bracket

Part #98791

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

Crankcase (st-145, St-155, St-175g, St-275, Gst, Hgt) A00517
#14

Engine and peripherals diagram

Crankcase (st-145, st-155, st-175g, st-275, gst, hgt)

Part #A00517

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

Shim 24306

#NI19

All parts diagram

Shim

Part #24306

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…

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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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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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.…

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