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-   -   Installing new Fuel Filter + Accumulator (http://forums.pelicanparts.com/porsche-911-technical-forum/984123-installing-new-fuel-filter-accumulator.html)

Gretz 05-23-2018 07:19 PM

Thanks, Len! I tried emailing you but the message bounced back with an error. Can I PM you the info?

Quote:

Originally Posted by BoxsterGT (Post 10047896)
:)

Had one hanging on the wall for 5+ years.

Its yours, just send me your address via email.

Len dot Cummings at verizon dot com

:)


Gretz 05-24-2018 11:02 PM

So to clarify, I know I need to lift the sensor plate until I hear a squeal, but I don't want to flood the motor. How long should it take to hear the squeal? 5 seconds or less? Or longer than that?

Quote:

Originally Posted by BoxsterGT (Post 10047090)
:)

Yes, lift the air sensor plate, but just enough to have fuel flow. You should hear the squeal from the system once fuel is there. Too much and you will flood the motor.

Len

:)


woland 05-25-2018 03:45 AM

Personally I would ask a friend to turn the ignition key waiting for yours "Stop!" while you look what happen inside the engine compartement.

I've done the same installing the injectors after U-Sonic cleaning:

https://get.google.com/albumarchive/106799704896439228817/album/AF1QipOyu_dfGEAlFMuaRFxLR3YeUClly-suFD-vppzG

LIRS6 05-25-2018 08:08 AM

Quote:

Originally Posted by woland (Post 10049643)
Personally I would ask a friend to turn the ignition key waiting for yours "Stop!" while you look what happen inside the engine compartement.

That's what I did - had my son watching as I turned engine on ... twice he had to yell "stop" as I needed to tighten further both FF and FA.

While installing the FF, I filled it with gasoline - i didn't want to risk flooding the engine either.

Jason

Gretz 05-25-2018 09:14 AM

So the ignition key alone turns on the fuel pump, or my friend has to turn on the ignition while I hold the sensor plate up for a few seconds? And either way what approx time period are we talking? I didn’t fill the FA or FF with fuel. It’s an 82 SC.

LIRS6 05-25-2018 09:38 AM

Quote:

Originally Posted by Gretz (Post 10050026)
So the ignition key alone turns on the fuel pump, or my friend has to turn on the ignition while I hold the sensor plate up for a few seconds? And either way what approx time period are we talking? I didn’t fill the FA or FF with fuel. It’s an 82 SC.

I turned the car on, i.e. started the engine, and listened for my son to guide if leaking or not.

Gretz 05-25-2018 09:48 AM

Ah ok. So I suppose I could just start the engine and check for leaks. I was hoping to check without sparking the ignition for safety. I assume it will just take some additional cranking to get fuel through the system?

LIRS6 05-25-2018 11:01 AM

Quote:

Originally Posted by Gretz (Post 10050074)
Ah ok. So I suppose I could just start the engine and check for leaks. I was hoping to check without sparking the ignition for safety. I assume it will just take some additional cranking to get fuel through the system?

I wouldn't do it without a second person there to watch for leaks .. and definitely have a fire extinguisher close at hand .. and do it outside

Gretz 05-29-2018 07:58 PM

Just a tip I figured out while replacing my FA and FF: most of the walkthroughs discuss removing both FA and FF from the mounts they are clamped to AFTER they are disconnected. The fittings on mine were extremely tight from not having been disconnected for decades. To get additional leverage, I ended up removing them from the clamped mounts BEFORE disconnecting the fittings. That also gave me better access.

In addition, I had to spray several of my connections with PB Blaster and let them soak overnight. That seemed to help. On the upside, when I reconnected everything I had no leaks.

boyt911sc 05-30-2018 04:19 AM

Fuel pressure test.........
 
Quote:

Originally Posted by Gretz (Post 10050026)
So the ignition key alone turns on the fuel pump, or my friend has to turn on the ignition while I hold the sensor plate up for a few seconds? And either way what approx time period are we talking? I didn’t fill the FA or FF with fuel. It’s an 82 SC.



Gretz,

Do not start the engine until you have tested and confirmed the absence of fuel leak/s in the system. No need to dump raw fuel into the combustion chambers unnecessarily. Since you have a ‘74 chassis, the FP will run by just turning the ignition switch @ ON position (not START).

Let the FP run and inspect the connections, fittings, etc. for any sign of leak. You might as well inspect the other hoses and fittings. I like to hook up a pressure gauge and test the control and system fuel pressures too.

For others who have ‘76-‘83 CIS, use the FP relay socket to test run the FP. Avoid lifting the air flow sensor plate unless you are testing the injectors for fuel delivery.

Tony


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