Diesel pump seals

Technical questions and answers about the Mazda Bongo

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gazza

Diesel pump seals

Post by gazza » Sat Oct 16, 2010 6:17 pm

Can anyone help. I replaced my Diesel pump seals today as per the fact sheet.
When I removed the dome shaped cover at the front the plunger and a cup shaped cap fell out.
I have put the new seals in and the dome shaped cap back on , but cannot get the engine to start.
Tried cranking with the pedal fully pressed.

Can anyone tell me which way round the bits that fell out go?

I have tried them all different ways round.
I've got some pics of the bits but can't work how to put them on.
Thanks

Garry
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g8dhe
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Re: Diesel pump seals

Post by g8dhe » Sat Oct 16, 2010 6:31 pm

Have you looked at the Lush projects site ? Not sure if this diagram helps http://www.lushprojects.com/bongopartsm ... mgno=.html
Geoff
2001 Aero V6, AFT, full side conversion.
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mikexgough
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Re: Diesel pump seals

Post by mikexgough » Sat Oct 16, 2010 6:33 pm

This might help....... if you have the later "fly by wire" I have that too.....Here
Conversant with Bongo Top Pinion Oil Seals

Bongo owning Velotech Cycle Mechanic
gazza

Re: Diesel pump seals

Post by gazza » Sat Oct 16, 2010 6:41 pm

Thanks for the replies , but this diagram doesn't show the bits behind the dome cover.
Garry
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roofraisers
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Re: Diesel pump seals

Post by roofraisers » Sat Oct 16, 2010 8:15 pm

This thread by dandywarhol shows how to change the pump seals with pictures http://www.igmaynard.co.uk/bongo/forum/ ... pump+seals

It could also be a case of air in the injection pump & it just wants bleeding.This thread should help http://www.igmaynard.co.uk/bongo/forum/ ... pump+seals

Nigel
gazza

Re: Diesel pump seals

Post by gazza » Sat Oct 16, 2010 9:59 pm

These are the parts that fell out , that i'm struggling to get the right way round


http://i1231.photobucket.com/albums/ee5 ... 3474-1.jpg
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roofraisers
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Re: Diesel pump seals

Post by roofraisers » Sun Oct 17, 2010 9:21 am

After looking at your photo & then re-reading my attached threads I am unclear which way round the 2 items should be assembled but I am certain they should be inserted into the injection pump before the coil springs.I would try putting your 2 items together & seeing which way they seem to fit together best (look closely at score marks & other stained impressions of metal contact) & does one end of the pin fit inside the inner spring better than the other.

You could try sending Colyn a P.M to see if he can remember how he put his back together & give you some advice, but it is a while since he has been active on the forum....

If you do get it sorted, a couple of photo's of the correct assembly may be beneficial for the future.... I would take some photo's of the arrangement you try so know which combination you have tried if & when you have to take it to pieces again until you get it right.
Good Luck [-o<

Nigel
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Re: Diesel pump seals

Post by rita » Sun Oct 17, 2010 11:08 am

Hi,as suggested contact Colyn,in the meantime this might help.

http://www.igmaynard.co.uk/bongo/forum/ ... mp#p420201

Cheers..
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