{"id":1622,"date":"2024-03-01T19:40:29","date_gmt":"2024-03-01T06:40:29","guid":{"rendered":"https:\/\/lawnmowing101.com\/?p=1622"},"modified":"2024-03-06T07:18:40","modified_gmt":"2024-03-05T18:18:40","slug":"what-happens-when-a-lawnmower-runs-out-of-oil","status":"publish","type":"post","link":"https:\/\/lawnmowing101.com\/what-happens-when-a-lawnmower-runs-out-of-oil\/","title":{"rendered":"What Happens When A Lawnmower Runs Out Of Oil?"},"content":{"rendered":"\n

Why does a mower need oil?<\/h2>\n\n\n\n

Oil is something that you take for granted in your mower, and never give a second thought until it runs out.\u00a0I have seen the damage it can do when you run a mower without oil.<\/p>\n\n\n\n

So, what happens when a lawnmower runs out of oil?\u00a0Oil is the lifeblood of an engine. It lubricates the moving parts and reduces friction, therefore, keeping the heat under control. If an engine runs out of oil it will cause friction inside the engine, causing it to overheat fuse the pistons, and stop (seizing) the engine. This can also cause irreversible damage to the engine.<\/strong><\/p>\n\n\n\n

Most lawnmowers will start without oil (some newer models won\u2019t), and if you realize and shut it off quickly enough, you may be ok. Just top up the oil to the correct height and try again. If the mower starts, that is a good sign. Do listen out for any unusual noises, though, like engine knocks. If that happens, your engine will need repairs. If the mower sounds alright, then you may have just got away with it.\u00a0<\/p>\n\n\n\n

How do I know if my engine is seized? <\/h2>\n\n\n\n
\"IMG<\/figure>\n\n\n\n

The easiest way to tell is to pull the starter cord. If you can pull it out, then the engine is turning over, and the mower is not seized. This is not foolproof, though, as sometimes, if the engine is hot, it will not seize until it cools down.<\/p>\n\n\n\n

Another method is to check it and try to turn the blade. (take the spark plug out first). If it turns, then the engine is not seized. If you can\u2019t move it then your engine has seized.<\/p>\n\n\n\n

How long can a lawnmower run without oil?<\/h3>\n\n\n\n

A domestic lawnmower will seize quicker as it sits for a while between uses, where gravity helps the oil to settle in the sump, but regardless of whether you are using a domestic or commercial mower, you would be lucky to get five minutes before the machine seizes.<\/p>\n\n\n\n

If you are really lucky (and paying attention), you may hear a knocking noise coming from the engine and shut it down before it seizes. Even this does not always work as I have had workers shut machines down within a few minutes, but once the engine cools down, the engine seizes anyway.\u00a0<\/p>\n\n\n\n

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