i have watched my dad get completely scammed by the process of entering a retirement community over the past three years. nothing illegal, but taking every penny from retired folks is big business! our family is notoriously stubborn and nothing i said or did seemed to make a difference.
Try to ensure, if they won’t listen to you, that they at least have a lawyer present when signing away their life savings. and several years before that even happens work with an advisor (who is actually looking out for customers’ interests…shop around fire the advisors until you find one who isn’t a con-man) to shelter as much money as possible. i failed at getting him to do either of those things.
If there is a pump above ground it may have lost prime - look up priming a well pump. If you’re hearing the pressure tank running, there might be an air leak in the bladder leaving it unable to hold pressure.