A:AnswerOn top of the unit there's a light setting just right of middle towards the front. Tap it to cycle through the light level settings. I believe you can download the booklet. Mine didn't come with one either.
A:AnswerI had the same thing yesterday when I did my first filter change. I found an article online that says there is a sensor that needs to be vacuumed out if it does this. Look for the grids of very small holes on the back. It doesn't say this in thr product manual. It seems to be working properly again.
A:AnswerI don't have the specifics ur asking for, however we haven't had to give our youngest allergy medicine every night before bed since we got it. We do run it 24/7. The dust seems to be less in the rest of the house as well.
A:AnswerI personally notice the ‘draft’ the fans create. They’re pretty powerful. Sometimes I find myself turning it off because I don’t want the air movement, other times I appreciate the added breeze.