Do i need to get a re-tune for a thermostat and since i have posi now?
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Do i need to get a re-tune for a thermostat and since i have posi now?
no unless you are running a set of electric fans
It is not required for either. Especially the posi. It has nothing to do with the tune. But it would be nice to update it for the t-stat if you got the chance...