sentences:  The overhaul began shortly afterwards with the boiler being sent away for overhaul in April 2018.Stalwart of the fleet and rarely out of service, the second of the 1905-built locomotives was named after another company director and is fondly remembered by several generations of enthusiasts as the longest-serving fleet member.Having been re-boilered in 1959 this ensured her future well into the final years of company operation, through the Marquess of Ailsa years and into nationalisation.