The two special units had cables put on the front so they could be used to make a 3-unit set for longer trains-one of the units had the nose rebuilt with an access door, raising the headlight and changing the contour of the nose.
The two special units had cables put on the front so they could be used to make a 3-unit set for longer trains. One of the units had the nose. This nose was rebuilt with an access door. This nose was raising the headlight. This nose was changing the contour of the nose.