Summary: We bought our unit on 09/01/2005. On 09/27/2005, we had our first service call: "Temp in upper part of unit is at 63 degrees; adjust damper." (I'm copying this from the receipt.) On 10/11/2005, we had our second service call: "Unit no longer dispenses water." On 11/17/2005, we had our third service call: "Water dispenser froze up after 10/11 service." On 12/08/2005, we had our fourth service call: "Water dispenser frozen again.