Why is my Husqvarna lawn mower not starting?

Why is my Husqvarna lawn mower not starting?

The carburetor might be clogged. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. This sticky fuel can clog up the carburetor and prevent the engine from starting. If the carburetor is clogged, try cleaning it with carburetor cleaner.

Why do I have to use starting fluid to start my lawn mower?

If you haven’t used your mower in a while, or the engine is cold, starter fluid can help get your mower started. Starter fluid is also a great tool to help you diagnose the problem when your mower does not start.

Do you need to prime a carburetor?

You don’t need to manually prime a mechanical fuel pump the way you do a carb. A fuel pump works on a vacuum; at idle speed, a well-functioning fuel pump should draw enough of a vacuum to prime itself.

Can you over prime a lawn mower?

Most lawnmowers have a priming button that sprays gas into the carburetor, but if you overdo it, you’ll upset the gas/air balance and flood the engine.

Why is my Husqvarna riding mower not starting?

Calling in the Pros. More complex issues such as faulty wiring or engine valves that have fallen out of adjustment may also prevent your Husqvarna mower from starting properly. If straightforward troubleshooting doesn’t do the trick, visit the company’s Customer Support website.

How do you set spark plugs on Husqvarna lawn mower?

Use a gap tool to set the gap on your new spark plugs — gap size will vary per mower, so check the “Product Specifications” section of your Husqvarna operator’s manual for details — before screwing them in, tightening them with the ratchet and socket and reconnecting the wire.

What should the throttle be on a Husqvarna lawn mower?

If your mower has a control lever, it should be in neutral. Keep the throttle in the fast position for warm weather or the cold weather position — if your Husqvarna comes with this feature — for chillier climes.