This 3D experience gives you the step by step process of replacing the Blower & Heatsink and a Precision 3630. The procedure will also include removing the Cover, PSU hinge, Blower - 95 W CPU and reinstalling them.
Removal
Cover
Identify the cover highlighted in blue.
Pull the release latch to release the cover.
Rotate the cover and lift the cover to remove it from the computer.
PSU hinge
Identify the power supply unit (PSU) hinge highlighted in blue
Unlock the release tabs on the back of the system
Rotate the power supply unit hinge up to an open position.
Blower - 95 W CPU
Install
Blower - 95 W CPU
PSU hinge
Identify the power supply unit (PSU) cage highlighted in blue.
Rotate the power supply unit cage downwards into the system.
Lock the release tabs to secure the power supply unit hinge to the system.
Cover
Identify the cover location highlighted in blue.
Align the hooks on the cover with the tabs on the chassis of the computer.
Rotate the cover until it clicks into place.