If you do have another drive that can boot Windows 7, you can use the Disk Management tool to build a new system partition on your existing SATA drive. You have to shrink the existing partition, and create a new partition. Then you can copy the boot files to the new partition using bcdboot.
An APU is an auxiliary power unit. On-board APUs are small jet turboshaft engines that are started to provide electrical and hydraulic power to the aircraft when needed during periods when the engines aren't running. Some aircraft are designed...
The PIU is an assembly that takes the same concept as the VAV , but once the controls tell the damper to close due to the space set point being satisfied , the PIU will in fact completely close the medium pressure air from the duct system then start a small internal fan that will recirculate return and / or plenum air to begin to temper the space if ...