My experience with fluid getting into a Hydrovac vacuum chamber is that it will produce huge clouds of choking white smoke once it gets to the engine. That big vacuum drum can store a lot of fluid before that happens, however.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!