2008 40hp four stroke jet draining the fuel system

travisbiddy

Cadet
Joined
Aug 6, 2011
Messages
6
just bought a new boat with a merc 40 four stroke jet went out on the river it fired right up and took off but after a feww hundred yards up the river it bogged out and when i tried tostart it back up it would run for a few seconds and shut back off ..im thinking it was bad fuel from last year even know it had stabil added i have no idea how to drain the the fuel system...i already went and got new gas but it does the same thing any suggestions please help!!!!!
 

CharlieB

Vice Admiral
Joined
Apr 10, 2007
Messages
5,617
Re: 2008 40hp four stroke jet draining the fuel system

Disconnect the fuel hose to the carbs, point it into a suitable container. Pull the Lanyard so the motor will not start, now crank for 5 - 10 seconds and observe the fuel stream, is it a stroing pulsed flow?
 
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