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Re: [OM] OM-4 Meter Reading

Subject: Re: [OM] OM-4 Meter Reading
From: "John Hermanson" <omtech@xxxxxxxxx>
Date: Tue, 25 May 1999 12:22:22 -0400
The asa circuit would need cleaning an lubing.

John
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Camtech / Olympus Service since 1977
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----- Original Message -----
From: Tom Curlee <t_curlee@xxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Monday, May 24, 1999 11:04 PM
Subject: Re: [OM] OM-4 Meter Reading


>
> >From: "John Hermanson" <omtech@xxxxxxxxx>
> >
> >
> >There is something wrong, probably a dry asa dial circuit board.  A
> >temporary fix would be to twist the comp dial back & forth between  +-2.
> >This might  clean  the circuit by rubbing the brushes acrss the resistive
> >element.
> >
> >John
> >----------------------------------------------------------------
> >Camtech / Olympus Service since 1977
> >21 South La., Huntington NY 11743-4714
> >516-424-2121
> >http://www.zuiko.com
> >--------------------------------------------------------------
>
> John:
>
> I have a OM-2S with the same problem.  The insidious thing about this
> problem is that it will creep up on you.  For example, sometimes it seems
to
> read only half or one stop high (therefore underexposing by that amount).
> Unless you are aware of the problem you assume that the light changed a
> little even though the rule of 16 tells you otherwise.  After all, the
meter
> must be correct!
>
> The camera has been through a full CLA within the last year.  Any
> suggestions on how to cure (at least temporarily) the problem, i.e. relube
> the resistor card, etc.
>
> Tom
>
>
>
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