to ensure that one of the units was preserved. In 2002, Railtrack donated one of the units to the Summerlee Heritage Park museum in Coatbridge, and the other was scrapped in 2003. One of the driving coaches on the unit donated to Summerlee was scrapped in 2006. Preservation 311103 - 76414+62174+76433 - Summerlee, Museum of Scottish Industrial Life, Coatbridge (76414 since scrapped) This unit was the former Class 936 sandite unit 936103, formed of 977844+977845+977846. In February 2017, work finally started on restoring the unit to its original condition. References Sources Further reading External links 311 Train-related introductions in 1967