Cover assembly for an opening in a bulkhead of an air conditioner unit

An air conditioner unit defining a vertical direction, the air conditioner unit comprising:

• a bulkhead defining an indoor portion and an outdoor portion, the bulkhead having a wall defining an opening and having an indoor surface facing the indoor portion and an outdoor surface facing the outdoor portion, the outdoor surface of the wall defining a bulkhead bead projecting outward therefrom and extending around the opening, the bulkhead bead being formed by a first angled surface and a second angled surface meeting at a ridge;
• and
• a cover assembly for covering the opening, the cover assembly comprising:
• a cover;
• and
• a gasket disposed between the cover and the outdoor surface of the wall, the gasket having a sealing portion defining a gasket bead projecting outward therefrom and extending around the sealing portion, wherein the gasket bead is in sealing engagement with the cover and the bulkhead bead is in sealing engagement with the sealing portion of the gasket, and wherein the ridge of the bulkhead bead and a ridge of the gasket bead are substantially aligned, and wherein the gasket bead is formed by a first angled surface and a second angled surface that together define a depression, and wherein the bulkhead bead extends into and substantially fills the depression such that the first and second angled surfaces of the bulkhead bead engage the first and second angled surfaces of the gasket bead, respectively.