I recently purchased a 1992 Robalo with twin 150HP Mercury Outboards. I think I need to replace the impeller on one of the motors for I am receiving a warning horn which in my research indicates that the motor is overheating although at least at idle speeds I do still have a tell-tale. I do...
I recently purchased a 1992 Robalo with twin 150HP Mercury Outboards. Occassionally when taking the boat out and giving it a little extra gas, one of the warning horns goes off with an uninterrupted beep. I come to a stop and shut down the engine producing the warning sound. After waiting a...