Dell PowerEdge C6620 Installation And Service Manual page 104

Figure 77. Removing the cold plate with leak sensor
2. Disconnect the leak sensor cable from the system board.
3. Lift the rubber tubes from the groves in the rear bracket.
4. Ensure all four Anti-Tilt wires are in the locked position (outward position), and then using a Torx T30 screwdriver, loosen
the captive nuts on the cold plate in the order that is mentioned below:
a. Loosen the first nut.
b. Loosen the screw diagonally opposite to the nut you loosened first.
c. Repeat the procedure for the remaining two nuts.
5. Set the Anti-Tilt wires to the unlocked position (inward position).
NOTE: Repeat step 4 and 5 for the other cold plate.
NOTE: The numbers on the image do not depict the exact steps. The numbers are for representation of sequence.
104 Installing and removing system components