Hello Freebird,
The method you are referring to is explained rather well in the following thread and I am rather well conversed in it as you might gather otherwise I wouldn't be in the role here that I am here at the ODK.
Look at the following thread as it very well explains the common repair method
"with photos" I might add.
Honestly I feel you need to supply photos to support what you are saying otherwise you have absolutely no credibility to other members and many wouldn't have a clue about what you are suggesting.
https://www.outdoorking-forum.com.au/forum/ubbthreads.php?ubb=showflat&Number=64696Your quote,
we always checked the rails during servicing and never had a machine come back with any more cracks after the rails were double strengthed this wayAnyway it sounds like you do this sort of thing for a job, is that correct ?
BB.