(22 Aug 2016, 6:33 pm)Robinwtait.19 wrote 19644 - E1/2/6

I'm often seeing 19641/2/3/4/5/6 on the E's, the X34 doesn't require all 6. Still it's normally the unbranded 19646 on the E's if the branded ones are all in service. 19646 has occasionally been seen on the 3/4/7/8 and the X20