You are watching: How to drain a lawn mower gas tank
|All gasoline lawn mowers|
|Before save it because that 3 months or much more (if you use E10 gasoline, you need to do this after ~ 3 weeks)|
|About 15 minutes|
|An empty jerrycan with a cap, a short plastic hose and a long plastic hose (2.5cm diameter), optional: a siphon pump|
Old gasoline is bad for the lawn mower. After come months, deposits will certainly sink to the bottom and also the fuel top quality will it is in reduced. That"s why it"s crucial not to leaving the lawn mower out in the burned all winter while there"s tho old petrol in it.
Follow the steps below to eliminate gasoline from the gas tank:
Wait because that the engine come cool.
Siphoning petrol is excellent by making use of gravity. Placed the jerrycan top top the ground alongside the tank cap. The water tap should always be lower than the fuel level in the tank to ensure the the gas keeps flowing once it has started.
Press the water tap deep enough in the gas tank for it to with the bottom and also so it"s submerged in gasoline. In order to examine if the lengthy hose is submerged, you closely blow right into the hose. Carry out you listen bubbles? That way it"s inserted correctly! place the other finish of the long hose in the jerrycan and then place the quick hose beside the opening. Don"t press the quick hose down too far, it shouldn"t it is in submerged.
Close the opening. Usage an old rag for this and also make certain no air deserve to escape. Is over there still air escaping? Wet the rag, wring that out, and try again. A damp rag makes it easier to seal the hole.
Blow air right into the short hose. If you own an waiting compressor, you deserve to let that execute the blowing for you. Be mindful not come inhale gasoline vapors. Through blowing into the hose, the air pressure in the gas tank increases, forcing air into the much longer hose. Blow till the gasoline is flow to the jerrycan. Stop blowing when the gasoline is flowing and also gravity will certainly take treatment of the rest! Is the jerrycan full or carry out you desire to stop the flow? Lift increase the hose or the jerrycan. Once it"s above the fuel level, the gasonline will protect against flowing.
You"re excellent syphoning once every one of the gasoline has actually been drained. Take it the hoses indigenous the opening and also close the tank. Close the jerrycan together well; gasoline gives off vapors.
There"ll always be a tiny bit the fuel left in the engine. Take the lawn mower outside and run the engine till it"s all out of gas.
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As an different to this method, friend could also use a syphon pump. A manual siphon pump is a lengthy hose v a small pump in the middle of the hose that you usage to pump petrol from the tank. Squeeze the pump a few times to obtain the gasoline moving. The pumping will cause the petrol to flow from the tank the end of the other end of the hose. With this method, you only use 1 hose and also you won"t require a rag either. Note that you have the right to only location the hose in the tank in 1 way, because the liquid is only sucked in on one end of the hose. If you use it the wrong way, you"ll be blowing air into the gas tank. A mechanically siphon pump is even much more convenient; you"ll only have to switch the on. Different types of pumps occupational in different ways, therefore be certain to constantly read the hand-operated first.