Fan controller

The three fan controllers are located between the fan units at the center rear of the MCS G2 unit.

The following tools are required for installation:

•T-25 Torx driver

Removing the fan controller

1.Turn off the power ("Disconnecting the power" on page 23).

2.Unlock the two connecting fan units by rotating each handle on the unit counter-clockwise until the handle is vertical.

3.Remove the fan unit above the controller ("Removing the fan unit" on page 36).

4.Using a T-25 Torx driver, remove the four self-tapping screws that secure the fan plate above the fan controller to the MCS G2 unit.

5.Lift the fan plate to the side of the MCS G2 unit.

Removal and replacement procedures 34