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Bolens
Gas Line Trimmer

Model # 41AD150G163 Official Bolens trimmer

Here are the diagrams and repair parts for Official Bolens 41AD150G163 trimmer, as well as links to manuals and error code tables, if available.

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

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 74 parts  |
Knob Asm-bmp 791-153066
#19

Throttle housing/driveshaft/blade diagram

Knob asm-bmp

Part #791-153066

Replaced by #791-153066B

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Manufacturer substitution
This part replaces 791-153066. Substitute parts can look different from the original.
$18.38 | 
10% OFF Phone Price : $20.38
In Stock
Clamp Assembly 791-153597
#9

Throttle housing/driveshaft/blade diagram

Clamp assembly

Part #791-153597

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

Module Assembly 753-1205
#39

Fuel tank/crankcase/flywheel diagram

Module assembly

Part #753-1205

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

Housing 753-04250
#7

Throttle housing/driveshaft/blade diagram

Housing

Part #753-04250

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

Block 753-04173

#NI05

All parts diagram

Block

Part #753-04173

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

Carburetor 753-04106
#8

Fuel tank/crankcase/flywheel diagram

Carburetor

Part #753-04106

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

Blade Assembly 791-180553
#12

Throttle housing/driveshaft/blade diagram

Blade assembly

Part #791-180553

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

Lever 791-182162
#7

Fuel tank/crankcase/flywheel diagram

Lever

Part #791-182162

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

Screw 791-181345
#49

Fuel tank/crankcase/flywheel diagram

Screw

Part #791-181345

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

Lead-wire 4" 753-04290
#37

Fuel tank/crankcase/flywheel diagram

Lead-wire 4"

Part #753-04290

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 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 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 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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Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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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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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…

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