The exceptional use by trained guide dogs is permitted. The Stairiser CR is not designed for carrying goods or animals of any kind.Never use the stairlift in the standing position.Stairlift broken, making a strange noise or just need routine maintenance? If you're looking for local stair lift service, repairs or aftercare in the Northern Virginia/DC Metro area call us at 86. Stannah Stair lift manufactures many different models including the new Starla stairlift for curved stairs, the Sofia stairlift for straight stairs, the Solus stairlift, the Saxon stairlift, the Sarum stair lift, and their outdoor model. STANNAH STAIRLIFT 420 INSTALLATION MANUAL PDF > READ ONLINE STANNAH STAIRLIFT 420 INSTALLATION MANUAL PDF > DOWNLOAD