Take a look inside your chamber the best you can with a good torch light, and see if there are any traces of rust.
I had that happening before . Some very light polishing with fine steel wool wound...
Type: Posts; User: Friwi
Take a look inside your chamber the best you can with a good torch light, and see if there are any traces of rust.
I had that happening before . Some very light polishing with fine steel wool wound...
Do you have a picture of the damages on the brass please?