eliminating primer pump

09-12-2010, 08:07 PM

qwerty

Registered User

Join Date: Aug 2007

Posts: 972

Quote:

Originally Posted by funola

I am chasing down an air leak and I think the source of it is the primer pump.

Is fuel leaking from the hand pump? If you don't have any external leaks, I would look for internal leaks, like at the lift pump, that are sucking air in from the fuel tank via the return line. I just had that very issue. Turned out that the discharge valve in the lift pump wasn't closing.

Last edited by qwerty; 09-12-2010 at 09:25 PM.

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