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Make sure everyone on board is wearing a life jacket.
Make sure everyone on board is wearing a life jacket.
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There are a number of things that you should do before and while fuelling your boat. The basic thing is to ensure that you have turned off the engine and you are not smoking around the boat.
It is normal for a carburetor to "suck air" when you are starting the engine or while the engine is running. You should stop the engine before repairing the carburetor for safety reasons.
Raise the engine and secure it
While it doesn't do any immediate damage, you should not run the engine. It needs drained out before trying to operate the vehicle.
locate the casting that contains the thermostat and separate it's cover. the old unit should be observed while it is in place in order that it's replacement is installed right side up. any old gasket material that may be stuck on the castings needs to be removed and the seal surfaces trued. follow the upper radiator hose to the engine and you will locate the casting that the thermostat is housed in.
It should be idling at approximately 625 rpm while the engine is warm.
Have it towed to a garage for repair.
Generally when the engine is hot or the AC is on.
Raise the engine and secure it