Frigidaire Close Fresh Air Vent. Frigidaire MWV150KBA Vent Grille (Black) This increases the pressure in the room which forces out some of the indoor air Allow additional time to remove "stored heat" from walls.
Frigidaire Part 5304477070 Front Vent Panel Genuine OEM from www.genuinereplacementparts.com
I have the same settings on a Frigidaire window air conditioner unit Frigidaire FRA086AT7 Complete Owner's Guide (English) - Page 9
Frigidaire Part 5304477070 Front Vent Panel Genuine OEM
Fresh Air Vent Control (on some models): The Fresh Air Vent allows the air conditioner to: Recirculate inside air - Vent Closed (see Fig NOTE: When in the cool mode fresh air venting or exhaust venting will affect cooling and decrease performance. With the vent set on "open/fresh air," outdoor air is allowed into the room
Frigidaire 8,000 BTU WindowMounted Room Air Conditioner. The best setting for maximum cooling is to have the outside air vent closed The vent on a window air conditioner is an opening in the unit where outdoor air can enter the room and where indoor air can be exhausted
1pcs 4 Home Fresh Air Cooling Vents System 95mm Air Vent Grille Round. This fresh air vent allows the air conditioner to: Recirculate inside air - Vent Closed; Draw fresh air into the room - Fresh Air; Expel indoor air outside - Vent Open 2) Exchange air from the room - Vent Open (see Fig