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Homelite
Gas Line Trimmer

Model # UT20763 Official Homelite trimmer/brushcutter

Here are the diagrams and repair parts for Official Homelite UT20763 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 141 parts  |
Ring UP03838
#3

Engine internal diagram

Ring

Part #UP03838

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

Hex Head Cap UP04158
#3

Shaft/spool/string/grass deflector diagram

Hex head cap

Part #UP04158

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

Start Grip UP03026
Start grip

Part #UP03026

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

Gasket UP04308
Gasket

Part #UP04308

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

Screw UP04140
#4

Carburetor/fuel tank diagram

Screw

Part #UP04140

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

Spl&string UP00147
Spl&string

Part #UP00147

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

Connector UP04104
#12

Ignition/rotor/starter/clutch diagram

Connector

Part #UP04104

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

Lock Washer UP03409
Lock washer

Part #UP03409

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

Head Gear UP06970
#6

Shaft/spool/string/grass deflector diagram

Head gear

Part #UP06970

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

Lead UP04537
Lead

Part #UP04537

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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