At 21:00 13 December 2018, Deming Gray wrote:
Thanks Nick,

I have traced the wiring and do not see a damaged wire. This LX8000 and
V8=
were already installed in the aircraft when I purchased it. I didn't
know=
the probe connected to the vario, I'm reading OAT on the LX8000. I'm
stil=
l clueless as to why it is consistently off by 20 degrees F.

Deming

Earlier I posted "Email your problem to ". Have you received
a reply? I have found them to be quite helpful.