Dell PowerEdge R900 - Manual (Page 76)

76 Installing System Components
4 Lower the replacement fan housing into the chassis until it snaps into
place.
Cooling Shroud
The cooling shroud directs airflow over the processors.
NOTICE: Never operate your system with the cooling shroud removed. The system
can overheat quickly resulting in a shutdown of the system and the loss of data.
Removing the Cooling Shroud
1 Ensure power is removed.
2 Open the system. See "Removing the Top Cover" on page 60.
3 Grasp the finger holds and lift the cooling shroud straight up. You might
have to lift the corners of the shroud up to disengage the shroud guides
from the chassis.