York YDS03U-011bW-05117 Owner's Manual page 11

Wall-Mounted Type
2 - PART NAMES
Air Intake (Intake air from here)
Grounding Screw (In the control box)
Air Out Horizontal Louver
(Adjust air-out direction)
Air Filter (Filter the dust in the intake air)
Duct/Ceiling Type
Air Outlet (Connect the duct)
Grounding Screw (In the control box)
Air Intake (Intake air from here)
Lock Buckle
(For closing the air intake grille)
Air Filter (Filter the dust in the intake air)
11