ed,
Perhaps the biggest issue with the Orion is bad capacitors on the A1 board. As 
silly as that may sound, replacing all the caps (electrolytic) will solve a 
multitude of issues.
Good place to start.
Mike, WB8VGE
Mike Bryce, WB8VGE
 the heathkit shop
SunLight energy systems
J e e p
o|||||||o
> On Oct 16, 2016, at 10:55 AM, Ed lawson <elawson@grizzy.com> wrote:
> 
> 
> Confess to general lack of knowledge regarding Orion so perhaps
> question obvious.  I have a chance to buy an Orion at an attractive
> price, but owner says it has a problem of losing PLL lock.  Turning rig
> off and then on fixes problem for awhile and then it will happen again.
> 
> Is this a problem that has at least a set of probable causes and
> diagnosing and fixing can be done with a reasonable investment of time
> and money?  Or is this one of those problems that may be
> unfixable and may lead to it becoming a brick? 
> -- 
> Ed Lawson
> Ham Callsign:         K1VP
> PGP Key ID:           1591EAD3
> PGP Key Fingerprint:  79A1 CDC3 EF3D 7F93 1D28  2D42 58E4 2287 1591 EAD3
> 
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