L leebobinky2 New member Dec 17, 2010 #1 ...comfort star heatpump.? We had a HVAC man out and he ordered a microchip for the defrost board. It was installed and it defrosted for about 4 days until the ice storm. Its the second defrost chip that has been installed.
...comfort star heatpump.? We had a HVAC man out and he ordered a microchip for the defrost board. It was installed and it defrosted for about 4 days until the ice storm. Its the second defrost chip that has been installed.