Author Topic: Mixing air with fuel...  (Read 1866 times)

January 23, 2010, 04:09:16 pm

darrenjlobb

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Mixing air with fuel...
« on: January 23, 2010, 04:09:16 pm »
Hi guys...ive got a problem with a newly build pump....

It wont start...so started investigating the problem..and the fuel thats outputting from both the "to tank" return, and from the 4 injectors lines, is just full of air, hundreds of tiny bubbles, just comes out like a white throth..... i replaced the input pipe with a tempary clear one...and the fuel going in is perfecly clear with no air...

Are there any common places to draw air...?

Ideas welcome.

Cheers

Reply #1January 24, 2010, 08:09:59 am

Rabbit on Roids

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Re: Mixing air with fuel...
« Reply #1 on: January 24, 2010, 08:09:59 am »
pump shaft seal.

Reply #2January 24, 2010, 08:27:27 am

burn_your_money

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Re: Mixing air with fuel...
« Reply #2 on: January 24, 2010, 08:27:27 am »
Do you have an "OUT" bolt on the return side?
Tyler

Reply #3January 24, 2010, 08:29:11 am

Rabbit on Roids

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Re: Mixing air with fuel...
« Reply #3 on: January 24, 2010, 08:29:11 am »
do you have an OUT bolt on the inlet side of the pump?

Reply #4January 24, 2010, 10:30:32 am

darrenjlobb

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Re: Mixing air with fuel...
« Reply #4 on: January 24, 2010, 10:30:32 am »
Havent touched the oulet connnectoin...the inlet one is off another VE ....but cant see theres anything wrong with it.....

Reply #5January 24, 2010, 10:32:30 am

Rabbit on Roids

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Re: Mixing air with fuel...
« Reply #5 on: January 24, 2010, 10:32:30 am »
it either has a out bolt in the inlet of the pump, or the shaft seal is bad.