Originally Posted by
DrWJODonnell
Two issues. First, the battery in both the SRM and the Powercontrol are supposed to be changed after 2 years of normal use or so. Second, the head unit gets 'drift' during charging/depletion. I recommend you
read here. You will find the answer.
Basically, force a battery reset, and you will correct the drift.
I did the bat reset, will see what happens after tomorrows workout. Thanks for the tip Doc!