Sorry,

The pdf file is already on the file section of NikonReair.
Go on Files and download :
Nikon AF 50mm f1.8 New Ser#4000001 & up PartsDiagram.PDF
Nikon AF 50mm 1.8 exploded view

Best regards

Bernard

--- In NikonRepair@yahoogroups.com, "Droppy" <droppy@...> wrote:
>
> Hello,
>
> There is no lock screw.
> You just have to find a rubber cork who have the same size as the
> front piece.
> I'v found one from a big glass from my chemist department.
> If you look here
> http://www.micro-tools.com/store/item_detail.aspx?ItemCode=JHT-C
> you will see 3 rubber cock on the tool box.
>
> Push the cock on the front piece and unscrew...
>
> After you have 3 screw to remove and you have all the front lens
out.
>
> Unscrew the 2 small silver screw on the diaphragme and remove the
> diaphragme.
>
> I've cleaned the 7 blade one by one and mine 50 F1.8 work
perfectly
> now.
>
> I've found on the net the repair manual but it's on my office
> computer.
>
> If you need help I can made some picture of mine also.
>
> Bernard
>
> --- In NikonRepair@yahoogroups.com, louis <louisx@> wrote:
> >
> > Robert
> >
> >
> >
> > I think the front piece you want to remove unscrews. But look
for
> a lock
> > screw anyhow.
> >
> > You can remove it by using a piece of rubber like a jar cap
opener
> to create
> > a grip.
> >
> >
> >
> > You may not have to remove it if you can clean the blades.
> >
> > The way I do it is to get a Q tip and use Ronsonol aka naptha.
> >
> > It does not mess up plastics.
> >
> > Dampen the Qtip and apply gently in the direction of the blade
> overlap so
> > you don't bend the blades. Use a dry Qtip to remove excess. Let
it
> dry and
> > apply/exercise a few times until you are satisfied with it. Then
> clean the
> > lens. The Ronsonol dissolves the oil so that it can be picked up
> by the dry
> > Qtip. If all works well it actually cleans both sides
> >
> >
> >
> > LOU
> >
> >
> >
> > _____
> >
> > From: NikonRepair@yahoogroups.com
> [mailto:NikonRepair@yahoogroups.com] On
> > Behalf Of Robert
> > Sent: Thursday, May 15, 2008 4:33 PM
> > To: NikonRepair@yahoogroups.com
> > Subject: [NikonRepair] nikkor 50 f1.8 blades cleaning
> >
> >
> >
> > Hi,
> > I took a lot of pictures during a wind+sand storm, and after the
> photo
> > session i noticed that a lot of sand entered inside my nikkor.
> >
> > I decided to unmount the lens and clean it. As expected the lens
> was
> > full of sand.
> > After the cleaning i put some oil, but i let a drop fall inside
the
> > aperture blades..
> >
> > The blades are stuck, because of the viscosity of the oil. I
> unmounted
> > the rear group lens and started to clean the blades from the
back :
> >
> > http://www.stockblo
<http://www.stockblog.it/extra/bladesback.jpg>
> > g.it/extra/bladesback.jpg
> >
> > You can spot some oil from this picture :
> >
> > http://www.stockblo <http://www.stockblog.it/extra/front.jpg>
> > g.it/extra/front.jpg
> >
> > I need to access the blades from the front, but i don't know how
> > unmount the front group of lens :
> >
> > http://www.stockblo <http://www.stockblog.it/extra/how.jpg>
> > g.it/extra/how.jpg
> >
> > can please someone give me a hint?
> >
> > thanks
> > Robert
> >
> >
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>