We did hear some noise associated with the top switch a few days ago and now nothing. Wiring outlets that are controlled by a wall switch when half of an outlet does not appear to be working it may be because half of the outlet is controlled by a wall switch.

Tutorial 3 Way Switches And 4 Way Switches
Double light switch only one works. Eaton 15 amp two single pole combination decorator light switch white model 7728w sp 10 44 10 44. For example you might want to turn on a bathroom light separately from the ceiling fan. This kind of outlet is commonly found in modern construction and in rooms that do not have an overhead light. Grounds connected then connected to green terminal on double light switch. Half hot or switched outlets are commonly found in bedrooms living rooms and other areas of the home where night stand lights or floor lamps are used. Black wire from outlet to other brass terminal.
Why are both switches not independent. Double switches sometimes called double pole allow you to separately control the power being sent to multiple places from the same switch. The lower traveler leg appears to be missing. Black wire from light to one brass terminal. When breaker is restored the light switch operates normally. If the light works screw the cover plate back in place and youre done.
In a double light switch one works and the other doesnt whats wrong. The top one controls bathroom lights and does not work the bottom one controls a ceiling fan in another adjacent room and does work. In this scenario the light will turn on only when both switches are trying to power the same in this case the upper traveler leg. Three blacks are wire nutted together with one black coming out of this wire nut through the functioning switch and on to the vanity light. The non switched hot from this group goes to the nearby closet light. This side of the pair of switches works fine.
The switch box has six 3 wire cables coming in. Get free shipping on qualified double light switches or buy online pick up in store today in the electrical department. When working properly the light would turn on when both switches power either the upper or both switches power the lower traveler leg. A half hot or switched outlet is a duplex outlet that only has one plug permanently on while the other half is turned on and off by an ordinary wall switch. Then screw the switch back into the electrical box and turn on the breaker to test it. A double switch allows you to operate two lights or appliances from the same location.
The outlet is only powered when both the light switch is on and the outlet switch is on. If one is loose tighten down its terminal screw until its secure. Hot to black common double switch terminal. I have a double light switch two switches stacked. Pull on the black wires coming from the switch to determine if they are tightly connected.