3.4 Installing the Equipment.................................................................................................................................................... 38

3.4.1 Checking the Nitrogen Pressure................................................................................................................................... 38

3.4.2 Exhausting Nitrogen......................................................................................................................................................... 40

3.4.3 Removing the Pallet......................................................................................................................................................... 42

3.4.4 Securing Equipment..........................................................................................................................................................42

3.4.5 Lowering a Fan (Applicable To Downflow Units).................................................................................................. 43

3.5 Connecting Pipelines............................................................................................................................................................ 45

3.5.1 Cabinet Hole Positions.....................................................................................................................................................46

3.5.1.1 Holes in the Side Panel of an Upflow Unit........................................................................................................... 46

3.5.1.2 Holes at the Bottom of a Downflow Unit............................................................................................................. 46

3.5.2 Connecting the Chilled Water Pipe............................................................................................................................. 47

3.5.2.1 Upflow............................................................................................................................................................................... 48

3.5.2.2 Downflow......................................................................................................................................................................... 50

3.5.3 Connecting Water Pipes.................................................................................................................................................. 51

3.5.3.1 Connecting the Drainpipe........................................................................................................................................... 51

3.5.3.2 (Optional) Connecting the Water Inlet Pipe for the Wet Film Humidifier................................................ 52

3.5.4 (Optional) Leakage Test with Nitrogen..................................................................................................................... 53

3.5.5 Leakage Test with Water................................................................................................................................................ 54

3.6 Cable Connections................................................................................................................................................................ 55

3.6.1 Precautions.......................................................................................................................................................................... 55

3.6.2 Positions of Electric Ports............................................................................................................................................... 56

3.6.3 Connecting Power Cables............................................................................................................................................... 58

3.6.4 Connecting Signal Cables............................................................................................................................................... 60

3.6.5 Teamwork Networking and Monitoring.................................................................................................................... 62

3.6.5.1 Main Control Module................................................................................................................................................... 62

3.6.5.2 Connecting the Teamwork Network Cable........................................................................................................... 63

3.6.5.3 Connecting the Monitoring Network Cable..........................................................................................................63

3.6.6 (Optional) Connecting the Gravity Damper (Applicable To Upflow Units)..................................................66

3.6.7 (Optional) Connecting the Motorized Damper (Applicable To Downflow Units)......................................66

3.6.8 (Optional) Connecting the T/H Sensor Outside the Cabinet............................................................................. 66

3.6.9 (Optional) Connecting the Direct free-cooling plenum...................................................................................... 68

3.6.10 (Optional) Connecting a Differential Pressure Sensor.......................................................................................69

3.6.10.1 (Optional) Connecting an Upflow Differential Pressure Sensor................................................................. 69

3.6.10.2 (Optional) Connecting a Downflow Differential Pressure Sensor..............................................................70

3.6.11 (Optional) Installing a Cap (Applicable to Upflow Units)................................................................................72

3.7 Installation Verification.......................................................................................................................................................75

4 Commissioning....................................................................................................................... 78

4.1 Preparing for Power-On......................................................................................................................................................78

4.2 Power-On................................................................................................................................................................................. 78

4.3 Home Screen.......................................................................................................................................................................... 85

4.4 Menu Structure...................................................................................................................................................................... 87

4.5 Initial Configuration............................................................................................................................................................. 88

Issue 02 (2020-08-30)

Table of Contents