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Ham
Tinkerer
Username: Ham

Post Number: 3
Registered: 05-2008

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Posted on Monday, June 23, 2008 - 03:54 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Moderator/Admin Only) Ban Poster IP (Moderator/Admin only)

I'm a very recent convert (addict?) to old stuff - with the help of this forum I managed to get a Franka Solida going again - unfortunately I then bounced it on concrete. (here's a picture off it: http://londondailyphoto.blogspot.com/2008/06/sad-tale.html)

£5 off eBay later, and I now have a Bessa with Compur shutter, but I can't see how to dismantle it.

I've got the front and back elements off, and I've turned the cut-out circle that locks the plate that says "Voigtlander" and "Compur" and it now turns freely through about 30 degrees, coming to what feels like a hard stop at each edge but that's it.

What happens now? Do I have to take the middle element out? (I assume it unscrews)If so, is it ok to cut slots in the brass to pride a key to undo that ring, or should I just try to turn it? (I'm worried about distorting it)

All help gratefully appreciated

Ham
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Nickon51
Tinkerer
Username: Nickon51

Post Number: 7
Registered: 05-2008

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Posted on Monday, June 23, 2008 - 05:07 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Moderator/Admin Only) Ban Poster IP (Moderator/Admin only)

Hi,
You may have to remove the centre element. Here's a link to another Compur repair page.

http://www.rolandandcaroline.co.uk/synchro-compur.html

If you can it would be better to use just a friction drive on the top of the centre lens rim, but it may be too tight to allow that. You can slot the top rim if you have to. I doubt that it will distort.
Good luck
Greg Nixon
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Dgillette4
Tinkerer
Username: Dgillette4

Post Number: 228
Registered: 04-2007

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Posted on Monday, June 23, 2008 - 08:55 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Moderator/Admin Only) Ban Poster IP (Moderator/Admin only)

Hello Ham: I have used a rubberized matt the kind used in cupboards , It grips tightly and doesen't mar the rim. Once the lens is off you turn the little half circle screw to loosen the serrated nut. Good luck Don
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Ham
Tinkerer
Username: Ham

Post Number: 4
Registered: 05-2008

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Votes: 0 (Vote!)

Posted on Monday, June 23, 2008 - 06:44 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Moderator/Admin Only) Ban Poster IP (Moderator/Admin only)

Greg, Tom, thanks for that. It's now in pieces. All I have to do now is work out how to get at the shutter blades. And then get it all back together ;-)

Ham

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