riding lawn mower bad spark plug symptoms

Riding lawn mower bad spark plug symptoms how to#
Riding lawn mower bad spark plug symptoms professional#

Small spark plug assembly parts may need to be checked. If the spark plug is loose or damaged, you may have trouble starting the mower or it may sputter before it starts. You should replace them if you’re sure they’re not damaged because they’re reasonably priced.Ī spark plug, also known as an electrical charge, is a small device inside your lawnmower that powers the engine when it ignites. It is possible to clean the plug and restore its function. When used on a regular basis, spark plugs become corroded due to wear and tear on the electrode at the bottom. Users who prefer to replace it every mowing season can do so. If your spark plug is damaged or has worn down, you may want to consider reinstalling it. Depending on where you buy them, spark plugs can range in price from $2 to $10, depending on the model. If the spark plug has a weak spark, too much fuel may pass through without being burned, causing the engine to burn less fuel. Furthermore, if your fuel tank runs out of gas faster than usual, you may have faulty spark plugs. As a result, when a spark plug is not properly maintained, it will not spark as quickly and, more importantly, will require more work to be able to function. Mowers can have a variety of problems, and it can be difficult to determine which part is to blame.

Riding lawn mower bad spark plug symptoms how to#

By the end of this article, you’ll have a better understanding of how to keep your lawn mower running at its best and avoid pull back. We’ll also discuss how to prevent pull back from happening in the future by properly maintaining your spark plug. In this article, we’ll discuss what causes pull back, the symptoms to look for, and the solutions to resolving this issue. Unfortunately, many homeowners don’t realize that an incorrectly functioning spark plug in their lawn mower can cause pull back, leading to a less than perfect cut.

One of the most important pieces of equipment for any lawn care enthusiast is the lawn mower. If this fails, then you should contact an experienced engine service center to have the system professionally and thoroughly cleaned.Having a well-maintained lawn is important for the overall aesthetic of your property, and using the right tools is essential to getting the job done right.

If you can't smell fuel in the combustion cylinder or see or smell fuel on the bottom of the spark plug, the fuel passageways are likely obstructed. If the carburetor is clogged, the use of spray carburetor cleaner and pressurized air may clear the obstruction. To verify this condition, remove the spark plug(s).

Riding lawn mower bad spark plug symptoms professional#

In severe cases, professional cleaning of the carburetor and a possible carburetor rebuild are the only cure for this situation. This can cause deposits and blockages in your equipment’s fuel system. As gas ages, hydrocarbons in the fuel mixture evaporate and the remaining fuel becomes tacky or varnish-like. If fuel was stored in the unit for an extended period, areas such as fuel lines and the metering needle may have become gummed up from the old fuel mixture. Remember to properly dispose of the old fuel. The best solution is to drain the gas from your equipment and replace with fresh gas. Note the color of fresh gas (Left) compared to gas that has oxidized (Right) What should I do if my equipment has bad fuel? See the image below for a comparison between the color of fresh gas (Left) to gas that has oxidized (Right) and should not be used in your equipment. If the gas is dark in color, it has more than likely gone bad. The other method is to drain a sample from your machine’s fuel tank or your gas can into a clear glass container. Oxidized gas has a sour smell and is much stronger smelling than fresh gas.

The easiest way to diagnose gas is to smell the fuel in question. And no, we’re not talking about the after-effects of dinner at your favorite Mexican restaurant. If your lawn mower is difficult to start, idles roughly, stalls out, or makes a “pinging” sound, you may have a case of “bad gas”. Of course, many factors contribute to how long gas can be stored, including storage location, temperature, condition of the fuel container, and more. Using Sta-Bil Storage Fuel Stabilizer can increase storage time up to 24 months. Whether in a gas can or in your mower, gas can go stale and lose its volatility in as little as 30 days. How long can gas be stored before it goes bad? You make your way to the garage or shed, ready to tackle the day's yard work, only to find that your lawn mower won't start.ĭid you know that bad gas is one of the most frequent causes of small engines not starting? Read on to learn about how to diagnose and treat engines affected with bad gas. Lawn Mower Won't Start - Could it be Bad Gas?.