Just got to build a support for the front pony. The wife said "What's the point of that?" The Loco was making a clicking sound which was quickly diagnosed as the lefthand cylinder being bent inwards causing the piston to click. Repositioned and now click free!
Great tools for running in and fault finding - I have the DC concepts version, I need to have a go at 3D printing O gauge spacers for them as they came with N, TT, OO/HO & EM/P4 spacers. Paul