Weed Eater
Gas Line Trimmer

Model # BC3150 Official Weed Eater line trimmer

Here are the diagrams and repair parts for Official Weed Eater BC3150 line trimmer, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 102 parts  |

Lawn & Garden Equipment Fuel Line, Small (replaces 530021058, 530-021058, 530021076, 5300692-47, 530-069247, 530-069751, 530071404) 530069247
#6

Cylinder/crankshaft/crankcase diagram

Lawn & garden equipment fuel line, small (replaces 530021058, 530-021058, 530021076, 5300692-47, 530-069247, 530-069751, 530071404)

Part #530069247

BEST SELLER
This item is not returnable
$6.36
14% OFF Phone Price : $7.36
In Stock
Lawn & Garden Equipment Fuel Line, Large (replaces 530021017, 530-021025, 530021026, 530-021026, 530021028, 530-021028, 530-021035, 530021042, 530021132, 530028505, 530-028505, 5300692-16, 530-069216) 530069216
#7

Cylinder/crankshaft/crankcase diagram

Lawn & garden equipment fuel line, large (replaces 530021017, 530-021025, 530021026, 530-021026, 530021028, 530-021028, 530-021035, 530021042, 530021132, 530028505, 530-028505, 5300692-16, 530-069216)

Part #530069216

BEST SELLER
This item is not returnable
$6.22
14% OFF Phone Price : $7.22
In Stock
Lawn & Garden Equipment Engine Fuel Filter (replaces 530010811, 530014199, 530-014199, 530014362, 530-014362, 530014815, 530023364, 530047004, 5300956-46, 530095649) 530095646
#5

Cylinder/crankshaft/crankcase diagram

Lawn & garden equipment engine fuel filter (replaces 530010811, 530014199, 530-014199, 530014362, 530-014362, 530014815, 530023364, 530047004, 5300956-46, 530095649)

Part #530095646

BEST SELLER
This item is not returnable
$4.92
17% OFF Phone Price : $5.92
In Stock
Lawn & Garden Equipment Engine Carburetor Primer Bulb (replaces 5300477-21, 530-047721) 530047721
#1

Cylinder/crankshaft/crankcase diagram

Lawn & garden equipment engine carburetor primer bulb (replaces 5300477-21, 530-047721)

Part #530047721

BEST SELLER
This item is not returnable
$4.89
17% OFF Phone Price : $5.89
Back Order
Lawn & Garden Equipment Nut (replaces 530-015793) 530015793
#39

Driveshaft/shield/handlebar diagram

Lawn & garden equipment nut (replaces 530-015793)

Part #530015793

This item is not returnable
$2.69
27% OFF Phone Price : $3.69
In Stock
Lawn & Garden Equipment Screw 530015814
#25

Driveshaft/shield/handlebar diagram

Lawn & garden equipment screw

Part #530015814

Replaced by #503210619

?
Manufacturer substitution
This part replaces 530015814. Substitute parts can look different from the original.
This item is not returnable
$2.80
26% OFF Phone Price : $3.80
In Stock
Line Trimmer Engine Piston Pin 530015162
#51

Cylinder/crankshaft/crankcase diagram

Line trimmer engine piston pin

Part #530015162

This item is not returnable
In Stock
Lawn & Garden Equipment Screw 530016391
#41

Cylinder/crankshaft/crankcase diagram

Lawn & garden equipment screw

Part #530016391

Replaced by #530016080

?
Manufacturer substitution
This part replaces 530016391. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lawn & Garden Equipment Screw 530015810
#45

Cylinder/crankshaft/crankcase diagram

Lawn & garden equipment screw

Part #530015810

Replaced by #530016386

?
Manufacturer substitution
This part replaces 530015810. Substitute parts can look different from the original.
This item is not returnable
In Stock
Line Trimmer Spool Retainer Clip (replaces 5304019-57, 530-401957) 530401957
#32

Driveshaft/shield/handlebar diagram

Line trimmer spool retainer clip (replaces 5304019-57, 530-401957)

Part #530401957

This item is not returnable
In Stock

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…