undo t 5 bolts, remove lower unit, remove pump cover, slide old impeller off & replace with new one. Mske sure wesr plates & gaskets are good & replaced in correct order. put a little grease on top of unit & that's it.
The symptoms of Alzheimer's disease worsen over time, although the rate at which the disease progresses varies. On average, a person with Alzheimer's lives four to eight years after diagnosis, but can live as long as 20 years, depending on other factors.
Quick Answer. A person with dementia usually lives, on average, about 4 1/2 years after the onset of the condition, according to the Fisher Center for Alzheimer's Research Foundation. Of those with dementia, women tend to live longer than men. Continue Reading.