Heating Controller HE-105: 1 2 3 4 5 Standard Default Code ON: Page 28 Address code 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Pairing with HE-105 : The HE-105 heating controller symbol comes preset to default address code 0. The HE-105 has 25 selectable address code, for the HE-100 and HE1-5 to operate together they must be set to the same address code.