Airlock in fuel pressure gauge line.

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Airlock in fuel pressure gauge line.

Postby Grrrrrrr! » Thu Feb 21, 2013 7:11 pm

Just realised that there is going to be no way to bleed air out of the line going to the sender for the fuel pressure gauge, I can't really see how it'll cause any problems, but just wanted to check before I go bolt it in. Sender is at the end of 200mm or so of braided line*.

So, is it likely to cause issues or shouldi just bolt it in and go for it.

*hmmm,, second question, is braided brake line okay for fuel, or should I go throw this back at the monkey who made it before I end up spraying petrol all through the engine bay when it fails?
Reality: A nasty hallucination that is caused by excess blood in the alcohol stream.
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Postby Crucible » Thu Feb 21, 2013 11:00 pm

Youll be right.
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Postby Grrrrrrr! » Thu Feb 21, 2013 11:02 pm

Nope, petrol. fitted it up, and the gauge reads some number that might be right. I think i'll just run with it for now, bigger fish to fry, like the 60psi base pressure!
Reality: A nasty hallucination that is caused by excess blood in the alcohol stream.
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Postby Crucible » Thu Feb 21, 2013 11:11 pm

Grrrrrrr! wrote:Nope, petrol. fitted it up, and the gauge reads some number that might be right. I think i'll just run with it for now, bigger fish to fry, like the 60psi base pressure!


Im not familiar with your project . 60psi sounds high.
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Re: Airlock in fuel pressure gauge line.

Postby allencr » Fri Feb 22, 2013 6:02 am

Grrrrrrr! wrote: ...is braided brake line okay for fuel,


'braided line' doesn't mean anything, only the manufacturers specs for that hose's model number concerning compatibility with different fluids, its working pressure & burst strength.
That said, it is very unlikely that you'd be able to find any line that wasn't petrol friendly & easily able to handle 60psi.
Any air will compress, no problem, it just slows the gauge's reaction a bit.
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