Jauch C.T. fan assembly governor for PL-37. Jauch movements were used by Herschede and many other American Clock Companies. Restore your high quality Jauch movement with genuine Jauch parts and keep your clock authentic whenever possible. Refer to homepage Herschede-Jauch reference for the PL-37 drawings. Genuine Jauch part availability shown in parts list with the grey areas indicating no parts are available. S.T. = Strike Train. C.T.= Chime Train. T.T. = Time Train.