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RobertN

Joined: 19 Apr 2015 Posts: 142 Location: Lisburn Co Antrim
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Posted: Fri Nov 20, 2015 5:36 am Post subject: Fuel Accumulator removal! |
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Help! Can anybody advise best method to removed accumulator. I cannot budge the screw to test so need to remove it to bench! The nuts are well rusted! I have loosened fuel line clamps allowing the accumulator to drop down about 6 inches, still no room. Need to get it on bench to remove the lines!
Any advise greatly appreciated
Robert. _________________ Robert.
Porsche 924 N/A 1984.
Electrical Engineering Sales to Control panel builders. |
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Johnny_Haywire

Joined: 29 Oct 2014 Posts: 136 Location: Chicago
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Posted: Fri Nov 20, 2015 7:02 am Post subject: |
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Getting at any of the fittings up there is no picnic. Get yourself a can of PB Blaster (or similar type of penetrating oil) and apply it a few times a day. If you can get in there with a small brass brush and brush off the fittings where they connect, that helps a good bit, too, allowing the penetrating oil to not waste its time on the exterior crust. You'll probably need to let it soak for a few days at least.
I was able to remove the fittings on the lines up there with a combination of different line and box wrenches. Not fun at all, and often times only being able to make less than 1/4 turn at a time. Wear goggles, as there will be a never-ending rain of particles coming down on you.
Anyway, the best tool to get the accumulator off is probably patience
Good luck! _________________ 1981 924 N/A 5-speed |
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RobertN

Joined: 19 Apr 2015 Posts: 142 Location: Lisburn Co Antrim
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Posted: Fri Nov 20, 2015 7:22 am Post subject: |
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Nice one Johnny, patience rules. Good point about the surface rust. I will certainly wire brush the crap that's covering the fittings.
Is it the larger top nut attached to the metal fuel line that I turn think it's a 16mm or 17mm.
Oh and yes I was rained on by the 31 year old rust dust!! _________________ Robert.
Porsche 924 N/A 1984.
Electrical Engineering Sales to Control panel builders. |
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ideola

Joined: 01 Oct 2004 Posts: 15550 Location: Spring Lake MI
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Posted: Fri Nov 20, 2015 8:06 am Post subject: |
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+1 to what Johnny said, with emphasis on proper line wrenches. You *will* fubar the compression fittings if you use open end box wrenches, especially if they are badly corroded. _________________ erstwhile owner of just about every 924 variant ever made |
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RobertN

Joined: 19 Apr 2015 Posts: 142 Location: Lisburn Co Antrim
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Posted: Fri Nov 20, 2015 9:19 am Post subject: |
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| ideola wrote: | | +1 to what Johnny said, with emphasis on proper line wrenches. You *will* fubar the compression fittings if you use open end box wrenches, especially if they are badly corroded. |
Line wrenches, didn't think about that. Cheers. _________________ Robert.
Porsche 924 N/A 1984.
Electrical Engineering Sales to Control panel builders. |
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fiat22turbo

Joined: 18 Jan 2006 Posts: 4040 Location: Portland, OR
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Posted: Fri Nov 20, 2015 9:28 am Post subject: |
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If the hoses are original, it might make sense to simply cut the hose and replace them with new to avoid bits of rubber, etc getting into your fuel system.
You'll want to ensure you can get new hoses or get the existing pieces rebuilt prior to cutting them though.  _________________ Stefan
1979 924 Carrera GTS (clone-ish)
1988 944 Turbo S (Silver Rose) |
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RobertN

Joined: 19 Apr 2015 Posts: 142 Location: Lisburn Co Antrim
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Posted: Fri Nov 20, 2015 9:31 am Post subject: |
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Thanks Stefan. I'll check with Porsche if they are still available before, just in case!
Robert. _________________ Robert.
Porsche 924 N/A 1984.
Electrical Engineering Sales to Control panel builders. |
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fiat22turbo

Joined: 18 Jan 2006 Posts: 4040 Location: Portland, OR
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Posted: Fri Nov 20, 2015 9:34 am Post subject: |
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| RobertN wrote: | Thanks Stefan. I'll check with Porsche if they are still available before, just in case!
Robert. |
A local hydraulic shop can likely rebuild them using the existing fittings (or new ones) That is what many do with their fuel lines under the hood.
I had the lines for the oil cooler on my 951 replaced this way as well (it was a custom oil cooler, so the stock lines wouldn't fit) _________________ Stefan
1979 924 Carrera GTS (clone-ish)
1988 944 Turbo S (Silver Rose) |
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agfisher
Joined: 09 May 2007 Posts: 483 Location: West Hartford, CT
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Posted: Sun Nov 22, 2015 6:41 am Post subject: |
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| ideola wrote: | | +1 to what Johnny said, with emphasis on proper line wrenches. You *will* fubar the compression fittings if you use open end box wrenches, especially if they are badly corroded. |
I got mine off with a good line wrenches and lots of Kroil. Line wrenches, IMO, are mandatory for this job. _________________ 1977 924 N/A Martini Edition |
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