Schematic: Advanced Refrigeration Unit

The Schematic: Advanced Refrigeration Unit was never made available. As of Patch 5.4.0 however, the Advanced Refrigeration Unit is now automatically learned upon use of Schematic: Chief Engineer Jard's Journal.

Patch 5.2.0
This item can be found inside Notes on Lightning Stabilization.

Due to issues with the Sky Claw this item was pulled at the last second, but would soon be making a return.