The shelf heaters can be set to automatically control the rate of sublimation during the primary drying cycle.It's awesome! I don't have a freeze dryer yet but am planning to place an order tomorrow. I am super curious how Kerry's scroll pump is holding up... eliminating the oil from the equation would make this whole thing SO much easier.The best

Do you have any vacuum gauges at all to test the pump? ( Though I doubt that is the problem based upon your tests )Brian Nichols Albert was responsive, informed and efficient. Harvest Right freeze dryer and kit are as expected, arrived sooner than expected, passed functional test and initial "bread run". Highly recommend both the company and the pr