The most common reasons that a lawn mower will not run smoothly is down to either the oil or carburetor. Oil The Mountfield HP45 is a 45cm petrol rotary mower fitted with a reliable Mountfield ST120 OHV engine. The walk-behind lawnmower has plenty of features at a competitive price. We invite you to join our growing community of homeowners, gardening enthusiasts, and professionals who trust justlawnmowers.co.uk for their lawnmower and garden equipment needs. Explore our wide range of products, read our informative blog articles, and engage with us on social media platforms. We are here to support you on your gardening journey, and we look forward to being a part of your success. You can also carry out maintenance tasks that should help keep your mower in good condition before storing your mower for winter, which you can read about here. Mountfield mower is not running smoothly

Using the wrong oil in your lawn mower will reduce its efficiency, and risk permanent damage to the engine. You can find out which oil is right for your mower in the owner’s manual. Blunt blades can cause your mower to pull on grass which damages your lawn, not cut the grass at all, and lead to your mower overheating due to the extended use required to complete lawn cutting. Eventually, the carburetor in any mower will need to be adjusted or replaced. If your carburetor is in need of attention, it will begin to mix the gasoline and oil in the wrong quantities, causing the mower to run either rich or lean. This can affect the performance of the mower, and prevent it from running smoothly. Mountfield mowers are one of the UK’s leading brands in the garden machinery market, and are manufactured to very high standards. However, even the best quality machinery can encounter issues. Petrol Engine - The mower has a 123cc Mountfield ST120 OHV Autochoke petrol engine. It provides ample power to the blades, letting them cut long/tall grass with ease.

Specification

If you have used the wrong oil in your mower, you will need to carry out an oil change. The oil change on any mower follows a similar process. Find out how to carry out a Mountfield lawn mower oil change here. Carburetor Mountfield aim to make gardening as pleasurable an experience as possible, and manufacture their products accordingly. Over the years they have continually developed their products to ensure they are both meeting and out-performing consumer expectations. Today they don’t just specialise in manufacturing of lawn mowers. They have a whole range of products to ensure that many gardening needs are met efficiently, from ride on mowers, to multi-tools and garden shredders.

Mountfield takes your comfort and safety very seriously and therefore they have designed the handle bars to be soft to hold and ergonomic to reduce the risk of strain as you work. They also feature the operator presence control system which means that if your hands leave the handle bar for any reason during operation then the engine cuts out and the blades come to an abrupt stop.The Mountfield HP45 petrol driven 3-in-1 lawn mower has been updated for 2021 and has a few new features to ensure you can achieve a neat and tidy lawn. Most noticeably is the upgraded Mountfield ST120 OHV 123cc engine which offers a perfect balance of performance and reliability. Both adjustments and replacement of the carburetor can be carried out during your annual service activity. Mountfield mower not cutting properly