![Petrol lawn mower not getting up to speed. New diaphragm fitted and new oil. Engine sounds like it's misfiring anyone able to help? : r/DIYUK Petrol lawn mower not getting up to speed. New diaphragm fitted and new oil. Engine sounds like it's misfiring anyone able to help? : r/DIYUK](https://external-preview.redd.it/P2WN3Un29iaHvDtoOLbzpbT_9PAGrqTaQKP4BXVjl5M.png?format=pjpg&auto=webp&s=8d9728b7cab0be01c3e6c63d4910419d9bfff59c)
Petrol lawn mower not getting up to speed. New diaphragm fitted and new oil. Engine sounds like it's misfiring anyone able to help? : r/DIYUK
![Help needed. I put a little gas in the oil tank on accident. The mower won't start now. If it does it spits out black oil from the exhaust and tons of Help needed. I put a little gas in the oil tank on accident. The mower won't start now. If it does it spits out black oil from the exhaust and tons of](https://preview.redd.it/help-needed-i-put-a-little-gas-in-the-oil-tank-on-accident-v0-61p1aidll07b1.jpg?width=640&crop=smart&auto=webp&s=aeba41034ec7c17e6f9e11a031e049777d2678cf)
Help needed. I put a little gas in the oil tank on accident. The mower won't start now. If it does it spits out black oil from the exhaust and tons of
![repair - What should I do after topping up the oil in a lawn mower with petrol by mistake - Home Improvement Stack Exchange repair - What should I do after topping up the oil in a lawn mower with petrol by mistake - Home Improvement Stack Exchange](https://i.stack.imgur.com/p1sHV.png)
repair - What should I do after topping up the oil in a lawn mower with petrol by mistake - Home Improvement Stack Exchange
![Hyundai HYM480SPR 19" 48cm 480mm Self Propelled 139cc Petrol Roller Lawn Mower - Includes 600ml Engine Oil | Generator Pro Hyundai HYM480SPR 19" 48cm 480mm Self Propelled 139cc Petrol Roller Lawn Mower - Includes 600ml Engine Oil | Generator Pro](https://generator-pro.co.uk/wp-content/uploads/HYM480SPR_MAIN_IMAGE-scaled-1.jpg)