Forum › Forums › Stairlifts › Bison 80- Acorn Curve 180 Flashing "E" . Help required thanks. › Reply To: Bison 80- Acorn Curve 180 Flashing "E" . Help required thanks. touchwoodMember December 1, 2017 at 10:37 pm Thanks guys for getting my chairlift functioning again. Touchwood.