I have a dmc that will not run up from 1st fl. you set car call the doors close and pump acts like it is bypassing, elevator goes no where and pump shuts down like its the low oil timer. it will run up and down on inspection. ran to 3rd/top floor. put in auto car leveled to 3rd. rode car to 2nd then to 1st. power was shut off, could I have lost programming