The is another time temperature defrost board and -- just like any other time temp board -- it is a simple and easy to understand defrost board that is found on a lot of heat pumps out there in the field. This one is the newer style Goodman defrost board and can be found all over in the field. While it is still a time-temperature board they have upgraded its "thinking" so as to make it a better time-temperature board.

0:00 Older Goodman Defrost Board
2:40 Newer Goodman Defrost Board
9:25 Field Checks