If your mower has a drain plug, it is usually found at the botom of the engine. (You'll have to look under the deck of the mower, and even clean away material and/or move the blade to find it.) If you cannot locate a drain plug, you can take off the filler cap (which may or may not have a dip stick) and then turn machine up side down or on its side. The oil will then drain out of the filler cap.
If the wrong oil is used in a lawnmower, do not start it. Simply drain the oil as completely as possible and fill with the proper oil.
drain it.
Many Yardman Lawnmower models do not have a drain plug. If no drain plug is found the oil has to be removed by the oil fill tube.
Just drain the incorrect oil and re-fill with the correct oil. There shouldn't be any damage unless you ran it for an extended period of time.
Depending on the model of the Craftsman lawnmower, there is either an oil plug underneath the deck of the mower which needs removed to drain the oil or the lawnmower needs tipped on it's side to allow the oil to drain out through the oil cap area. Once oil has drained you will want to refill the oil until the dipstick registers "full".
There is none you suck the oil out with a pump provided by the dealer.
All you can do is drain the oil out of the lawnmower and replace it with the correct oil.
Drain the oil and gas out of the crankcase and put oil back it should be OK
A bit of teflon tape can work wonders.
If its a push lawn mower. It has no oil release. The mower burns the oil. All you do is replace the oil when it gets low.
The engine floods and you have to wait for the lawnmower to drain before you start it up again or it might start smoking.
Drain the oil and catch it in a clean container if you intend on reusing the same oil . Then replace the plug and place the correct amount of oil in the motor.