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  |

Fuel Tank 181802
#18

Engine diagram

Fuel tank

Part #181802

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

Strap Clip 610327
#5

Lower boom diagram

Strap clip

Part #610327

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

Power Shaft 181866
#14

Engine diagram

Power shaft

Part #181866

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

Mount Pad 612134
#17

Engine diagram

Mount pad

Part #612134

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

Shroud 153520
#23

Engine diagram

Shroud

Part #153520

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

Lever 182162
#7

Engine diagram

Lever

Part #182162

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

Cable 182068
#4

Lower boom diagram

Cable

Part #182068

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

Cylinder 181622
#46

Engine diagram

Cylinder

Part #181622

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…