Fujitsu MBC2073RC - Figure 4.4 Vent Hole Location

Installation Requirements
(3) Limitation of side-mounting
Use all 4 mounting holds on the both sides.
(4) Limitation of bottom-mounting
Use all 4 mounting holds on the bottom face.
(5) Vent hole
Never cover the vent hole as shown in Figure 4.4.
Figure 4.4 Vent hole location
44 C141-E266