Later class 628 diesel multiple units ran on the line.

They were then asked again on 21 May why diesel units could not be used.

The diesel unit had no problem in arriving on time 45 minutes later.

However, at least a new generation of diesel unit was in mind.

In addition, from 1964 to 1980 class 624 diesel multiple unit operated over the line.

Services are formed using diesel multiple units of Classes 153, 156 or 158.

The diesel units they'll replace are now 30 years old.

This allowed a diesel multiple unit to work out and back within an hour.

All of these services are run by diesel multiple units Class 153, 156 or occasionally 170.

These lines are operated with diesel multiple units of class 650.