15-04-2023, 09:15 AM
While there take look at the upper surface of the pump cover plate (which is visible in the above photo, lower side towards us).
These are sometimes badly worn, if so you can lap it on some lightly oiled emery on a FLAT surface (e.g. surface plate) until clean and bright.
These are sometimes badly worn, if so you can lap it on some lightly oiled emery on a FLAT surface (e.g. surface plate) until clean and bright.