Why doesn't my DeLonghi Air Conditioner "PAC N90 Eco Silent" drop my room temperature below 23 degrees Celsius (temperature displayed on the appliance monitor), even when I program it to cool below
Delonghi Pinguino PAC EL110 ERF Silent Portable Air Conditioning Unit
DELONGHI PINGUINO N90 - YouTube
De'Longhi Pinguino 11,500 BTU ASHRAE Portable Air Conditioner with Remote, White, Factory Reconditioned - Walmart.com