How to Replace the Spark Plug on a Craftsman Leaf Blower

Inleiding

This guide is to help you replace your old spark plug with a brand new one without having to go out and buy a brand new blower. Your spark plug is what ignites the air/fuel mixture. It’s what creates the explosion which makes your engine produce power, so if this isn’t functioning properly for you, then this is the guide for you. This guide is made specifically for a Craftsman blower, specifically the Craftsman Speed Start 27cc 2-cycle leaf blower and vac.

Wat je nodig hebt

Stap 1 Spark Plug

How to Replace the Spark Plug on a Craftsman Leaf Blower, Spark Plug: stap 1, afbeelding 1 van 1

Set your blower down on a clean, flat surface.
The spark plug is located at the rear of the machine by the engine.

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Stap 2

Where the finger is pointing in the picture is the spark plug injector boot.
Remove the injector boot to expose your spark plug.
Your spark plug should be immediately in front of you in the engine.

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Stap 3

How to Replace the Spark Plug on a Craftsman Leaf Blower: stap 3, afbeelding 3 van 3

Use your 5/8" socket attached to a socket wrench to unscrew the spark plug from the engine.

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Stap 4

Now, your spark plug should be removed completely and you should now see a hole where the spark plug used to be.

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Stap 5

How to Replace the Spark Plug on a Craftsman Leaf Blower: stap 5, afbeelding 3 van 3

Insert the new spark plug into the hole and tighten it a bit with your fingers to find the threads.
Use the 5/8" socket wrench to tighten the spark plug until it is snug.
Be careful not to overtighten the spark plug, as you can damage it by applying too much torque.

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Stap 6

Inspect the area and make sure the spark is in level.
Replace the spark plug injector boot to cover the spark plug.
Now that you've successfully changed out your old spark plug with a new one, follow the manufacturer's instructions on the side of the blower and make sure it starts up properly.
If it starts up, then you're done!

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Conclusie

Now that you’re done, your blower should now work. If there are any questions on how to reassemble your blower you can follow the instructions below:

You should follow these instructions in reverse. First, you’ll insert the spark plug into its correct spot, then you’ll take the injector coil cover and put it back on, and finally you’ll follow the instructions on the side of the blower to start it.