An investigation into the source of contamination by oil on main generators of class 55 locomotives (IM-DON-004)

1. INTRODUCTION 1.1 At the "Performance of English Electric Types 2 and 5 Locomotives" meeting of 5.11.68-, it was agreed, under Item No. 379, that all windows in Celtic engine rooms should be permanently closed in order-to prevent ingress of dust. It was thought that this would assist in...