Gas Line Trimmer

Model # UT20823 Official Homelite trimmer/brushcutter

Here are the diagrams and repair parts for Official Homelite UT20823 trimmer/brushcutter, as well as links to manuals and error code tables, if available.

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Browse Parts for
UT20823 Line Trimmers
Plug-sw UP03027
#20

Ignition/rotor/starter/clutch diagram

Plug-sw

Part #UP03027

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

Starter Assembly UP02962
#E

Ignition/rotor/starter/clutch diagram

Starter assembly

Part #UP02962

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

Piston Rod UP00768
#2

Engine internal diagram

Piston rod

Part #UP00768

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

Button UP06341
#6

Muffler/air cleaner diagram

Button

Part #UP06341

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

Carburetor UP00654
#B1

Carburetor/fuel tank diagram

Carburetor

Part #UP00654

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

Spark Plug JA313164

#NI07

All parts diagram

Spark plug

Part #JA313164

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

Shaft UP04128
#11

Shaft/spool/string/grass deflector diagram

Shaft

Part #UP04128

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

Filter UP03871
#7

Carburetor/fuel tank diagram

Filter

Part #UP03871

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

Blade UP04538
#13

Shaft/spool/string/grass deflector diagram

Blade

Part #UP04538

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

Tubing UP05860

#NI08

All parts diagram

Tubing

Part #UP05860

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, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

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.

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…

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.…

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…