The Mountfield HP42 is a lightweight and easy-to-use, hand-propelled, petrol-driven mower. It is p...The Mountfield HP42 is a lightweight and easy-to-use, hand-propelled, petrol-driven mower. It is powered by the dependable STIGA ST120 Auto choke engine, features a robust steel chassis, and has an impressive 41cm cutting width, combining to produce a hard-working and reliable lawnmower. This mower features a centralised lever to adjust the cutting height of the blade through 6 positions, depending on the length of grass you are cutting. The grass clippings are blown into a generous 60-litre canvas collection bag, complete with a bag full indicator. Alternatively, to save time and add nutrients to your lawn, simply fit the mulching plug (supplied with the mower) and clippings are finely cut and redistributed back onto the lawn surface as you mow. The HP42 is a superb mower for the small to medium-sized garden, weighing in at 23kg and possessing fold-down handles, making it easy to store. It is a great value for money push lawn mower with a 41cm/16" cutting width, ideal for small to medium lawns.
This guide helps owners of the Mountfield HP42 Petrol Lawn Mower get the most out of their machine. Designed for small to medium-sized gardens, this mower offers a balance of performance and ease of use. While it provides a reliable cutting experience, users should be aware of the need for regular maintenance to ensure optimal performance.
All features
Brand
Mountfield
Extended Product Information
FAQs
What type of fuel should I use?
Use fresh unleaded petrol.
How often should I change the oil?
Change the oil after the first 5 hours of use and then every 25 hours or at the end of each season.
How do I sharpen the blade?
Remove the blade and sharpen it using a file or grinding tool. Always balance the blade after sharpening.
Can I use the mower on a slope?
Use caution when mowing on slopes. Mow across the slope, not up and down, to avoid tipping.
What is the purpose of the mulching plug?
The mulching plug finely cuts and redistributes grass clippings back onto the lawn, providing nutrients.
How do I store the mower for winter?
Drain the fuel, clean the mower, and store it in a dry, covered area. Consider removing the spark plug and adding a small amount of oil to the cylinder.
How do I adjust the cutting height?
Use the centralised lever on the mower deck to select the desired cutting height.
What is the warranty period?
The Mountfield HP42 typically comes with a manufacturer's warranty. Refer to your product documentation for the specific details.
Troubleshooting
Engine won't start
Check the fuel level, ensure the spark plug is connected, and try a new spark plug if necessary. Check the choke position.
Mower cuts unevenly
Check and sharpen the blade, and ensure the cutting deck is level. Adjust the cutting height if needed.
Engine stalls during operation
Check the air filter, fuel filter, and spark plug. Ensure the fuel tank has sufficient fuel and the mower is not overloaded.
Collection bag fills up quickly
Empty the collection bag more frequently, especially when cutting long or wet grass. Reduce cutting height.
Pros and Cons
Pros
Easy to maneuver due to its lightweight design.
Efficient grass collection with a large collection bag.
Versatile cutting with adjustable height settings and mulching option.
Requires regular maintenance, including oil changes and blade sharpening.
May struggle with very tall or overgrown grass.
The petrol engine requires fuel and regular checks.
Collection bag needs emptying frequently when mowing tall grass.
Setup, Compatibility & Care
Assembly: Unfold the handles and secure them. Attach the collection bag securely.
Fuel: Fill the fuel tank with fresh unleaded petrol. Always check the fuel level before each use.
Oil: Check the engine oil level before each use and top up as needed. Refer to the user manual for the correct oil type.
Cutting Height: Adjust the cutting height using the centralised lever to suit the grass length.
Starting: Prime the engine using the primer bulb, then pull the starter cord.
Cleaning: After each use, clean the underside of the mower deck to remove grass clippings. Wipe down the exterior with a damp cloth.
Blade Care: Regularly inspect and sharpen the blade. A dull blade can tear the grass and affect performance. Consider professional sharpening for best results.
Storage: When not in use, store the mower in a dry, covered area. Fold the handles down for more compact storage.