These LMR sets had a DMBS to diagram 556, a TCL to diagram 582 and q DMCL to diagram 558:
These are from the Derby Works Collection:
Single Engine Conversion
3-car diagrams & Works Pics
2-car diagrams & Drivers Instructions
4-car diagrams & Works Pics
Details about preserved Class 104s can be found here.
Many thanks to Kevin Dowd for his assistance in the preparation of these pages.