Hyundai Petrol Lawnmower - 17 Inch - Self-Propelled - Electric Start - 139cc

The Hyundai HYM17150SPEX takes the effort out of starting with a push-button electric start system...

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OnBuy.comHyundai Power Products Hyundai 17" / 43Cm Self-Propelled Petrol Lawnmower, Electric Start, 139Cc Hym17150spex
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Product Information

Full details

The Hyundai HYM17150SPEX is an ideal solution for homeowners with small to medium gardens who want to reduce the physical effort of lawn maintenance. Its standout feature is the push-button electric start, which eliminates the need for difficult pull-starting, while the self-propelled drive system helps the machine move across the grass with minimal pushing. While it offers excellent versatility, users should note that as a petrol-powered machine, it requires regular engine maintenance and fuel management compared to cordless electric alternatives.

All features

Model Part NumberHYM17150SPEX
BrandHyundai Power Products

Extended Product Information

FAQs

Does the mower come with oil in the engine?

No, it is typically shipped without oil. You must add the recommended 4-stroke engine oil before starting it for the first time.

How often should I charge the electric start battery?

The battery should be charged periodically based on use. It is best practice to keep it topped up during the mowing season and charge it fully before winter storage.

Can I use E10 petrol in this mower?

Please check your specific user manual regarding fuel compatibility, as most small engines prefer fresh, unleaded petrol with a standard ethanol content.

What is the benefit of the mulching setting?

Mulching finely chops the grass clippings and drops them back into the lawn, acting as a natural, nitrogen-rich fertilizer.

Is the handle adjustable?

Yes, most Hyundai petrol mowers feature adjustable handle heights to ensure a comfortable working posture for different users.

Troubleshooting

Engine fails to start via electric button

Check that the battery is fully charged and securely connected. Ensure the fuel tank is filled with fresh petrol and the fuel valve is open.

Mower leaves uneven grass strips

Check if the blade is dull, damaged, or installed incorrectly. Also, ensure the cutting height is adjusted evenly across all wheels.

Self-propelled drive is not engaging

Check the drive cable tension; it may need adjustment if it has stretched, preventing the clutch from engaging fully.

Pros and Cons

Pros

  • Effortless push-button electric starting system
  • Self-propelled drive reduces physical exertion
  • Highly versatile with four different grass disposal options
  • Compact deck size for better handling in small to medium gardens
  • Reliable manual recoil backup system

Cons

  • Requires petrol and regular engine oil maintenance
  • Heavier than manual push mowers due to the engine and drive system
  • Requires periodic battery charging for the electric start

Setup, Compatibility & Care

Before initial use, ensure the engine is filled with the correct grade of 4-stroke engine oil, as most mowers are shipped dry. The electric start battery should be fully charged according to the manual instructions before the first attempt to start.

Maintenance Tips:

  • Check Oil Level: Always inspect the oil dipstick before every use.
  • Clean the Deck: After each mow, remove grass clippings from the underside of the deck to prevent corrosion and maintain cutting efficiency.
  • Winter Storage: Drain the fuel or use a fuel stabilizer if the mower will not be used for more than 30 days to prevent carburetor issues.
  • Blade Care: Regularly inspect the blade for dullness or damage and have it sharpened or replaced as needed to ensure a clean, healthy cut.

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