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Injectors stuck in manifold

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Old Aug 30th, 2019, 19:02   #1
Distendo
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Default Injectors stuck in manifold

'98 V70 T5

Removed two bolts and clip from fuel rail, but can't pull injectors from manifold.

Don't want to get too violent. Have been squirting carb cleaner onto them in hopes of dissolving built-up gunge on seals. I can wobble rail and injectors back and forth, but no joy yet on pulling them out.

Injectors appear to be secured to fuel rail by a thin metal plate fixed by three screws. I'm thinking of trying to remove screws and so the plate in hopes of removing rail (seals in it may be less solid and gunged-in than manifold seals) and so be able to twist injectors in manifold seats.

I don't mind ruining the seals as I'll replace those anyway.

Any bright ideas?

Thanks

Last edited by Distendo; Aug 30th, 2019 at 19:04. Reason: Add detail
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Old Aug 30th, 2019, 20:15   #2
SteveSarre
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Hi

Yes I would remove the screws and then the plate and see if you can then work them out.
Then replace with new seals.

Steve
__________________
V70 2.5 Turbo AWD Man. 1999 Red
V70 2.5 10V Auto 1998 Green
C70 T 20V Auto Conv. 2001 Blue, C70 T5 Auto Conv. 2000 Blue
V70 2.5 Turbo AWD Auto 1998 Green, V70 2.5 10V Auto BiFuel 1999 Red (scrapped) V70 20v Auto 1999 Green (scrapped)
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Old Aug 30th, 2019, 20:18   #3
SteveSarre
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The standard way, if they are not stuck is shown here

https://www.pelicanparts.com/techart...eplacement.htm

Steve
__________________
V70 2.5 Turbo AWD Man. 1999 Red
V70 2.5 10V Auto 1998 Green
C70 T 20V Auto Conv. 2001 Blue, C70 T5 Auto Conv. 2000 Blue
V70 2.5 Turbo AWD Auto 1998 Green, V70 2.5 10V Auto BiFuel 1999 Red (scrapped) V70 20v Auto 1999 Green (scrapped)
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Old Aug 31st, 2019, 16:51   #4
Distendo
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Thanks for the contribution, Steve.

Believe me, before embarking on this process, I did my research, including the page you mentioned. It's just that there isn't so much on what to do when you've bent the biggest screwdriver you have trying to lever the fuel rail & jets off.

I'm still squirting the carb cleaner on the jets and penetrating oil on those screws, and will have another bash (so to speak) tomorrow. I'll post the results just in case anyone else comes across this prob.

Cheers.
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Old Sep 7th, 2019, 10:12   #5
Distendo
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Default Injector copper washers - part number or vendor?

Ok, so I bought a small ratchet spanner for hex driver bits, and a set of torx bits, cut down the T25 bit to shorten it so it would fit in the confined space between head and fuel rail, and removed the 3 screws that fix the plate which holds the injectors in place in the rail (which came out surprisingly easily).

I was then able to lift the fuel rail from the top of the injectors.

One injector was already free of the manifold (I assume blown out by pressure from within the duff cylinder), but left the copper sealing washer (below the O ring seal) in place in the manifold. Obviously it's those washers which are stuck in place and preventing the other injectors from coming out, but for now I'm leaving the remaining 4 injectors in place in the manifold.

I have spare injectors now (ebay), so I'm planning on freeing up the stuck washer which I reckon, given how tight they are, may get damaged in the process, and probably replace it, either with a complete spare inj., or if the washer's ok, the original inj. with a new seal.

I haven't been able to find spare injector washers (can find seals, but not washers), so anyone any ideas there (or a part number)?

Also, I may try to free the other injectors from inside the manifold once its off, but the nozzle end of the injectors looks very fragile, so bashing away near it is probably not such a good idea. Any other ideas, anyone?
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Old Sep 7th, 2019, 10:34   #6
SteveSarre
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Hi Distendo,

I suggest getting part number and prices for the washers (and other parts) from a Volvo dealer.
Then buy them or shop around.

They should be able to get that info from your VIN.

Steve
__________________
V70 2.5 Turbo AWD Man. 1999 Red
V70 2.5 10V Auto 1998 Green
C70 T 20V Auto Conv. 2001 Blue, C70 T5 Auto Conv. 2000 Blue
V70 2.5 Turbo AWD Auto 1998 Green, V70 2.5 10V Auto BiFuel 1999 Red (scrapped) V70 20v Auto 1999 Green (scrapped)
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