HP Modular Cooling System - Manual (Page 29)

Installation 29
10. If necessary, remove trapped air from the heat exchanger by opening the bleeder valve on the top rear
side of the cooling unit. To verify that the heat exchanger is bleeding correctly, verify that a few drops
of condensation pass through the clear tube.
11. After you have verified the flow and removed the air, in the web interface, click Setup>Advanced.
12. In the Temperature Control field, select Automatic, then click on Save Settings.
The installation is complete.