Improved air quality: Without ducts to gather dust and allergens, mini-splits can offer cleaner air. Verify the electrical wiring in the out of doors unit. Remove the cover about the condenser. Refer to the unit’s wiring diagram inside the handbook and ensure the wires are related as the diagram suggests. https://airconditionerinstallatio75307.blogozz.com/29067061/everything-about-air-conditioner-installation