Hi I called Damatic today about my A/c they said the replacement # is 6518hxx1j0-01. My old unit # is 630516.321 They said I would need a new thermostat controller because the new one don't work w...
I have done the conversion…..replacing the control board. Not difficult. Mine was to upgrade from 4 button to 5 button thermostat. Since then, I believe there is another upgrade from the five button.
It may be easier to check with a RV salvage company and replace with a similar older unit.