How to maintain a spark plug on a snow blower
To keep your Husqvarna snow blower running at its best, it’s important to regularly clean or replace the spark plug.
A clean spark plug means easier starts, better engine performance and a longer-lasting product.
Important safety tip
Always use the recommended spark plug type for your specific snow blower model. Using the wrong spark plug can damage your snow blower.
You can find the correct spark plug type and size in the operator’s manual for your product or consult your local authorised Husqvarna dealer.
When to check the spark plug
Check the spark plug if
- The engine is hard to start.
- There is low power while operating.
- The engine doesn’t run smoothly while idle.
How to prevent spark plug problems
Follow these tips to keep your spark plug clean and working properly
- Make sure that the idle speed is adjusted correctly.
- Use the correct fuel mixture.
- Keep the air filter clean and well maintained.
If your spark plug looks dirty, clean it carefully and check the electrode gap. Refer to the operator’s manual for your product to find the correct spark plug gap (electrode gap).
When to replace the spark plug
If cleaning does not help, or if the spark plug shows signs of wear, cracks or damage—replace it with a new one.