Homelite
Gas Line Trimmer

Model # ST-285BC Official Homelite trimmer

Here are the diagrams and repair parts for Official Homelite ST-285BC 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 215 parts  |

Throttle Switch A-00738
#5

Figure 5 diagram

Throttle switch

Part #A-00738

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

Blade 02616
#27

Figure 4 diagram

Blade

Part #02616

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

Screw 88054
#50

Figure 1 diagram

Screw

Part #88054

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

Screw 80085
Screw

Part #80085

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

Warning Decal 02985
Warning decal

Part #02985

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

Retainer A-98866-A
Retainer

Part #A-98866-A

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

Line Trimmer Primer Bulb UP04802

#NI

All parts diagram

Line trimmer primer bulb

Part #UP04802

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

Clamp 00422
Clamp

Part #00422

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

Washer 84065
#73

Figure 1 diagram

Washer

Part #84065

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

Tubing 94772-32
#37

Figure 1 diagram

Tubing

Part #94772-32

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…