Originally Posted by
mhosea
It can be a little deceiving because the collector can hold a prodigious amount of ink. If the breather tube is good, you'll be able to push bubbles into the water and draw in more water in with each of 4 presses or so. If the breather tube is compromised, then depending on where it is compromised, you will be able to draw in less water, and stop being able to push any significant amount of bubbles, after some earlier stroke. If it is corroded at its base, by the second press, you're done, i.e. one press to saturate the feed and collector, another to draw into the sac what you may.
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