Bosch BMS-WT2-XXC - Page 25

Installation Instructions
Climate 5000 Series Gen 3 Wired Wall Thermostat (02.2022)
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11. Connect the black end of the 2 core wire to the CN32 port on the units main control board
shown below.
Figure 24
12. Place display & adapter board on the back of the front panel and close the cover of IDU
control box.