When my over-the-range microwave's vent fan is on, it blows hot air from the vents above it into the kitchen. Is it supposed to do that rather than out of the house?
![BLACK+DECKER 29.9 in. Width 1.6 cu. ft. White 1000-Watt Over-the-Range Microwave with Top Mount Air Recirculation Vent EM044KJNP10A - The Home Depot BLACK+DECKER 29.9 in. Width 1.6 cu. ft. White 1000-Watt Over-the-Range Microwave with Top Mount Air Recirculation Vent EM044KJNP10A - The Home Depot](https://images.thdstatic.com/productImages/910fa4d7-4bca-4ed0-8b42-95f2a03ca829/svn/white-black-decker-over-the-range-microwaves-em044kjnp10a-64_600.jpg)
BLACK+DECKER 29.9 in. Width 1.6 cu. ft. White 1000-Watt Over-the-Range Microwave with Top Mount Air Recirculation Vent EM044KJNP10A - The Home Depot
![GE Appliances 1.6 Cu. Ft. Over The Range Microwave Oven with Recirculating Venting in Stainless Steel | NFM GE Appliances 1.6 Cu. Ft. Over The Range Microwave Oven with Recirculating Venting in Stainless Steel | NFM](https://www.nfm.com/dw/image/v2/BDFM_PRD/on/demandware.static/-/Sites-nfm-master-catalog/default/dw8363825b/images/045/52/45524139-2.jpg?sw=1000&sh=1000&sm=fit)
GE Appliances 1.6 Cu. Ft. Over The Range Microwave Oven with Recirculating Venting in Stainless Steel | NFM
![BLACK+DECKER 29.9 in. Width 1.6 cu. ft. Stainless Steel 1000-Watt Over-the-Range Microwave with Top Mount Air Recirculation Vent EM044KINP10A - The Home Depot BLACK+DECKER 29.9 in. Width 1.6 cu. ft. Stainless Steel 1000-Watt Over-the-Range Microwave with Top Mount Air Recirculation Vent EM044KINP10A - The Home Depot](https://images.thdstatic.com/productImages/3806738b-e414-4b66-a1aa-79bc4037d354/svn/stainless-steel-black-decker-over-the-range-microwaves-em044kinp10a-e1_600.jpg)