@RowlyPaul
What you canβt see clearly in that picture (itβs obscured against the window frame) is that the registration arm has one of those little extendy pieces on the end (Iβm sure thereβs a technical term!) to allow it to reach over the other contact wire.
@driverbod125
welcome aboard this london northwestern railway service to... reading? twyford? henley-on-thames? slough? windsor & eton central? west ealing? greenford?
@driverbod125
230s are perfect for the Windsor branch and in theory could have their maintenance done at Slough to eliminate the use of reading for exams and component changing ( only a small shed needed )