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Craftsman
Gas Line Trimmer

Model # 316798221 Official Craftsman trimmer

Here are the diagrams and repair parts for Official Craftsman 316798221 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 89 parts  |
Screw 181860
#10

Engine diagram

Screw

Part #181860

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

Handle 181079
#33

Engine diagram

Handle

Part #181079

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

Repair Kit 180091

#NI

All parts diagram

Repair kit

Part #180091

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

Spark Plug 610311
#42

Engine diagram

Spark plug

Part #610311

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

Bolt 181870
#49

Engine diagram

Bolt

Part #181870

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

Blade Assembly 181823
#20

Lower boom diagram

Blade assembly

Part #181823

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

Screw 181501

#NI

All parts diagram

Screw

Part #181501

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

Module 181937
#41

Engine diagram

Module

Part #181937

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

Clamp Assembly 153597
Clamp assembly

Part #153597

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

J-handle 180687
#16

Lower boom diagram

J-handle

Part #180687

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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