started wiring unit from bottom up.
Connected battery wires
Set rechargeable plug on outside
Connected motor wires
Ran both wires up the unit and taped all wires out of fans way.
Connected top motor wires and connected top motor duct to top of unit.
TEST MODE.... connected battery to both motors and fans spin as designed.
(This unit must be sealed tight)
Far from done still work progress to be made.
Thank you for viewing.