5at Train

The 5AT Group - Steaming Ahead with Advanced Technology

Enhancing Performance -- Improving Reliability -- Reducing Costs -- Controlling Emissions

Questions relating to Locomotive Motion and Balancing - including Valve Gear, Balancing and Hammerblow

There have been many questions asked about Wardale's choice of valve gear for the 5AT and associated issues relating to balancing and "hammer blow".  Some of the questions and answers are covered in this section.

The following questions are included in this section: