WEBAcorn Stairlifts User Manual ENGLISH 7 The Acorn Stairlift is an electrically powered stairlift designed for domestic use. If used correctly, it will provide many years of safe, reliable service. It is designed to carry one person weighing no more than 127kg (300lbs)* or 159kg (350lbs)* HD model The Acorn Stairlift is powered by an internal ...