Saturday 17th May 1980: (184) Dublin Pearse - Dún Laoghaire Pier - Dublin Connolly; (171) Dublin Connolly - Mallow - Tralee. Sunday 18th May 1980: (171) Tralee - Mallow - Dublin Connolly; (184) Dublin Connolly - Dún Laoghaire Pier; (184 LE) Dún Laoghaire Pier - Dublin Connolly; (171) Dublin Connolly - Belfast Central - Belfast CSD. Due to a misunderstanding, 184 worked light engine Dún Laoghaire Pier-Dublin, leaving the tour train stranded. The train eventually reached Dublin hauled by the engine of the regular boat train. Monday 19th May 1980: (171) Belfast CSD - Lisburn - Antrim - Belfast YR - Whitehead.