Fountain Pen Cleaning Routine

My fountain pen cleaning routine have been all over the map. In some periods I cleaned them before each re-fill, others 2-3, some periods almost never. The cleaning itself have varied a lot too. Everything from rinsing until clear water, then refilling and tilting back and forward and repeat, to just flushing a couple of times. These days I typically will do a proper clean when I change inks for…