Olympus-OM
[Top] [All Lists]

RE: [OM] Re: OM-1md Meter Intermittant - Fixed - Long

Subject: RE: [OM] Re: OM-1md Meter Intermittant - Fixed - Long
From: Wayne Harridge <Wayne.Harridge@xxxxxxxxxxx>
Date: Fri, 11 Sep 1998 12:02:57 +1000
Stuart,

Good to hear that it all worked out OK in the end !

...Wayne


> -----Original Message-----
> From: Stuart Goggin [SMTP:SGOGGIN@xxxxxxxxxxxxx]
> Sent: Friday, September 11, 1998 9:22 AM
> To:   olympus@xxxxxxxxxxxxxxx
> Cc:   sgoggin@xxxxxxxxxxxxx
> Subject:      [OM] Re: OM-1md Meter Intermittant -  Fixed - Long
> 
>  
> 
> 
> Hello All,
> 
> 
> An update on the problem.
> 
> 
> I fixed it !!!!.     Yesterday I bought a TOMOSOY service manual.    It
> has
> some brief instructions for removing the top cover of the camera.   
> Surprisingly easy to do once you realise a couple of little tricks, and
> best
> of all it saved me $90 AUD,   enough to go buy another body....
> 
> The process I used for an OM 1:
> 
> 
> 
> 
> TO REMOVE THE TOP COVER
> =======================
> 
> 0.    Set the ASA to 100 and LEAVE it there.  Do not move it until after
> the
> top is back on.
> 
> 1.    Remove the rewind knob.
> 
>       This was actually a little tricky, as I did not know how it was
> supposed to
> come off.  The book just said unscrew it.   It took a little time but I
> finally worked out that the whole knob just unscrews from the shaft,
> exactly
> what the book said....    You need some sort of implement to stop the
> shaft
> turning while you unscrew it.  Don't use pliers as the rewind forks bend
> very easily.   I ended up cutting a chop stick to fit as close as possible
> to the shaft, and avoided placing much pressure on the forks.    It
> worked. 
>  But was not really ideal.   There is a small screw in the centre of the
> rewind knob.   John H mentioned that this should not be touched.    
> 
> 
> 2.    Remove the wind lever.
> 
>       There is a black trim plate glued to a pin faced nut that is then
> attached
> to the top of the lever.    Using pin pliers it is possible to unscrew the
> entire assembly holding the lever on,   but this will damage the black
> plate.   I managed to remove the plate by using a peice of rubber sheet to
> grip it and wiggling it a bit.   The plate loosened off and came away
> without damage,  I then reglued it with a very small amount of contact
> adhesive after I had reassembled it.   The wind lever then pulls off after
> the plate above it is unscrewed.   There is a very thin washer under the
> lever that may fall off when the lever is removed.   Next there is another
> pin faced nut on the wind shaft. Unscrew this.
> 
> 
> 3.    Remove the hot show and its retaining nut.
> 
>       The pentaprism roof holds the flash shoe socket.  There is a small
> silver
> retaining collar,  this needs to be unscrewed.   Again this really needs a
> special tool,  I did not have one so used a very fine pair of pin pliers.
> I
> would not recommend this as it is very easy to damage the collar.  I was a
> bit lucky in that the collar was already a bit loose.
> 
> 
> 4.    Under the rewind knob there are two screws, undo these.
> 
> 
> 5.    Now very slowly lift the top cover off, straight up.    There is a
> small
> spring in the left hand corner that may fall off. 
> 
> 
> 
> 
> TO Fix the meter
> ================
> 
> The hot shoe is mounted on a silver strap.   On the right hand side of
> this
> strap are two cross point screws.   I found the one nearest the meter was
> loose.  Tightening it solved the intermittant meter problem.
> 
> 
> CAUTIONS.
> =========
>       Watch out for the spring on the top left of the camera,  its the
> door latch
> spring and sits on a small stub.
>       Once the cover is off, make a note or mark the position of the cam
> that
> connects to the ASA button.  This must not be moved.
>       when replacing the cover ensure the shutter release rod goes into
> the
> shutter button.
>       If you have moved the on off switch wiper,  return it back to its
> original
> position before replacing the cover.
>       Under the rewind knob is a large spring with a plastic part sitting
> on it. 
>  There are some small washers that sit under the plastic part, against the
> spring.  Try not to move these or lose them.
>       
> 
> TO REPLACE THE TOP COVER.
> =========================
> Reverse of the "TO REMOVE THE TOP COVER"   But check the following
> 
>       1.      Door latch spring is in correct position.
>       2.      Plastic part under the rewind knob is lined up with its
> holes.
>       3.      Shutter release rod goes into its button.
>       4.      wires are not pinched.
>       5.      On off switch is in the CORRECT position.
>       6.      ASA knob is still lined up.
>       7.      guide the top cover behind the rewind release button on the
> front of the
> body.
> 
> 
> RESULTS
> =======
>       Well the meter works reliably,  and the body is still mint.   I did
> put a
> very fine scratch into  the rewind shaft between the forks.   But this is
> not obvious unless you did it :(   
> 
> QUESTIONS
> =========
> 
> ?     Does anyone know what the small screw in the rewind knob holds
> together, 
> or is it ornimental. ?  I have one body where this screw is missing.
> ?     There must be some sort of proper tool for gripping the rewind
> shaft, 
> does anyone know where to get it?     
> ?     Anyone know the correct tool to use for the hot shoe collar ?
> 
> 
> Hope this is of interest to someone.
> 
> 
> Stuart Goggin << File: ATT1307471.ATT >>  << Message: OM-1md Meter
> Intermittant >> 

< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >


<Prev in Thread] Current Thread [Next in Thread>
Sponsored by Tako
Impressum | Datenschutz